Type Record · As of May 3, 2026
SIKORSKY S-76C
Rotorcraft · TURBOMECA ARRIEL 1SER
Registered
76
Year Range
1995–2011
NTSB Events
4
Airworthiness Directives
50
Aircraft Resources
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered SIKORSKY S-76C aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- LA 38.7% 29
- FL 13.3% 10
- NJ 6.7% 5
- DE 5.3% 4
- MI 4.0% 3
- UT 4.0% 3
- AZ 4.0% 3
- CT 2.7% 2
- MA 2.7% 2
- TX 2.7% 2
+10 more states
By Decade of Manufacture
- 1990s 19.7% 15
- 2000s 63.2% 48
- 2010s 1.3% 1
- Unknown 15.8% 12
02 / NTSB Records
Events involving SIKORSKY S-76C aircraft
4 event(s) on file. Showing the most recent 4.
-
Sep 24, 2012
N781PTheodore, Alabama
NTSB Docket → -
Jul 20, 2003
N155RRHampton Bays, New York Minor
NTSB Docket → -
Oct 7, 2001
N911BBRosebud, Texas Minor
NTSB Docket → -
Oct 4, 1980
N13MQARCTIC VILLAGE, Alaska Minor
NTSB Docket →
03 / Airworthiness Directives
FAA directives applicable to SIKORSKY S-76C
50 directive(s) on file. Showing the most recent 25 · 25 more in the Federal Register.
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Oct 31, 2024
Airworthiness Directives; Various Helicopters
The FAA is adopting a new airworthiness directive (AD) for various helicopters modified by certain supplemental type certificates (STCs) that approve the installation of an emergency float kit or an emergency float with a liferaft kit. This AD was prompted by the results of an accident investigation and subsequent rep…
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Apr 25, 2024
Airworthiness Directives; Various Helicopters
The FAA proposes to adopt a new airworthiness directive (AD) for various helicopters modified by certain supplemental type certificates (STCs) that approve the installation of an emergency float kit or an emergency float with liferaft kit. This proposed AD was prompted by the results of an accident investigation and s…
-
Jun 22, 2023
Airworthiness Directives; Various Helicopters
The FAA is superseding Airworthiness Directive (AD) 2021-23- 13, which applied to all helicopters equipped with a radio (also known as radar) altimeter. AD 2021-23-13 required revising the limitations section of the existing rotorcraft flight manual (RFM) for your helicopter to incorporate limitations prohibiting cert…
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Mar 16, 2022
Airworthiness Directives; Goodrich Externally-Mounted Hoist Assemblies
The FAA is adopting a new airworthiness directive (AD) for various model helicopters with certain part-numbered Goodrich externally-mounted hoist assemblies (hoists) installed. This AD was prompted by hoists failing lower load limit inspections. This AD requires replacing unmodified hoists, installing placards, revisi…
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Sep 30, 2021
Airworthiness Directives; Goodrich Externally-Mounted Hoist Assemblies
The FAA is revising a notice of proposed rulemaking (NPRM) for various model helicopters with certain part-numbered Goodrich externally-mounted hoist assemblies (hoists) installed. This action revises the NPRM by adding a figure and revising certain requirements. The FAA is proposing this airworthiness directive (AD)…
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Feb 22, 2021
Airworthiness Directives; Sikorsky Aircraft Corporation Model S-76A, S-76B, and S-76C Helicopters Modified by Supplemental Type Certificate SR09211RC
The FAA is withdrawing a notice of proposed rulemaking (NPRM) that proposed to adopt a new airworthiness directive (AD) that would have applied to all Sikorsky Aircraft Corporation (Sikorsky) S-76 model helicopters with a certain life raft deployment system (LRDS) installed per Supplemental Type Certificate (STC) SR09…
-
Dec 11, 2020
Airworthiness Directives; Goodrich Externally-Mounted Hoist Assemblies
The FAA proposes to adopt a new airworthiness directive (AD) for various model helicopters with certain part-numbered Goodrich externally-mounted hoist assemblies (hoists) installed. This proposed AD would require replacing unmodified hoists, installing placards, revising the existing Rotorcraft Flight Manual (RFM) fo…
-
Aug 5, 2020
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
The FAA is adopting a new airworthiness directive (AD) for certain Sikorsky Aircraft Corporation Model S-76C helicopters. This AD was prompted by reports of inaccurate main gear box (MGB) indications in flight. This AD requires updating the remote data acquisition unit (RDAU) software and re-identifying the RDAU and,…
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Apr 6, 2020
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
The FAA proposes to adopt a new airworthiness directive (AD) for certain Sikorsky Aircraft Corporation Model S-76C helicopters. This proposed AD was prompted by reports of inaccurate main gear box (MGB) indications in flight. This proposed AD would require updating the remote data acquisition unit (RDAU) software and…
-
Oct 4, 2019
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
The FAA is superseding Airworthiness Directive (AD) 2018-10-07 for Sikorsky Aircraft Corporation (Sikorsky) Model S-76C helicopters. AD 2018-10-07 required inspecting the engine collective position transducer (CPT). This new AD retains the requirements of AD 2018-10-07 and expands the applicability. This AD is prompte…
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May 23, 2019
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
We propose to supersede Airworthiness Directive (AD) 2018-10- 07, which applies to Sikorsky Aircraft Corporation (Sikorsky) Model S- 76C helicopters. AD 2018-10-07 requires inspecting the engine collective position transducer (CPT). Since we issued AD 2018-10-07, we determined that an additional part-numbered engine C…
-
Apr 24, 2019
Airworthiness Directives; Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System Units
We are adopting a new airworthiness directive (AD) for Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System (AHRS) units installed on various aircraft. This AD requires removing certain LCR-100 AHRS units from service. This AD was prompted by test results showing loss of or invalid data. The actio…
-
May 21, 2018
Airworthiness Directives; Sikorsky Aircraft Corporation
We are adopting a new airworthiness directive (AD) for Sikorsky Aircraft Corporation (Sikorsky) Model S-76C helicopters. This AD requires inspecting the engine collective position transducer (CPT). This AD was prompted by reports of wear of the CPT that has resulted in several One Engine Inoperative (OEI) incidents. T…
-
Nov 28, 2017
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
We are adopting a new airworthiness directive (AD) for Sikorsky Aircraft Corporation (Sikorsky) Model S-76A, S-76B, S-76C, and S-76D helicopters. This AD requires inspecting the main rotor (M/R) servo pushrod (pushrod) assembly and applying slippage marks. This AD was prompted by an accident of a Sikorsky Model S-76C…
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Sep 14, 2017
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
We propose to adopt a new airworthiness directive (AD) for Sikorsky Aircraft Corporation (Sikorsky) Model S-76C helicopters. This proposed AD would require inspecting the engine collective position transducer (CPT). This proposed AD is prompted by reports of wear of the CPT that has resulted in several One Engine Inop…
-
Jun 6, 2017
Airworthiness Directives; Honeywell International Inc. (Honeywell) Enhanced Ground Proximity Warning System (EGPWS)
We propose to adopt a new airworthiness directive (AD) for various normal and transport category rotorcraft with certain Honeywell EGPWS installed. This proposed AD would require updating the software version of the EGPWS. This proposed AD is prompted by a software defect that prevents the EGPWS from providing terrain…
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Jun 5, 2017
Airworthiness Directives; Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System Units
We propose to adopt a new airworthiness directive (AD) for Northrop Grumman LITEF GmbH LCR-100 Attitude and Heading Reference System (AHRS) units installed on various aircraft. This proposed AD would require removing certain LCR-100 AHRS units from service. This proposed AD is prompted by test results showing loss of…
-
Jun 5, 2017
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
We propose to adopt a new airworthiness directive (AD) for Sikorsky Aircraft Corporation (Sikorsky) Model S-76A, S-76B, S-76C, and S-76D helicopters. This proposed AD would require inspecting the main rotor (M/R) servo pushrod (pushrod) assembly and applying slippage marks. This proposed AD is prompted by an accident…
-
Jan 5, 2016
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
We are adopting a new airworthiness directive (AD) for certain Sikorsky Aircraft Corporation (Sikorsky) Model S-76A, S-76B, and S-76C helicopters. This AD requires inspecting the main gearbox (MGB) lower housing jet bores for leaks, paint or caulk blistering, and liner protrusion. This AD was prompted by several repor…
-
Oct 26, 2015
Airworthiness Directives; Sikorsky Aircraft Corporation Helicopters
We are publishing a new airworthiness directive (AD) for Sikorsky Aircraft Corporation Model S-76A, S-76B, S-76C, and S-76D helicopters, which was sent previously to all known U.S. owners and operators of these helicopters. This AD requires inspecting the main rotor (M/R) and tail rotor (T/R) pushrod assemblies and th…
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Feb 25, 2015
Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Helicopters
We are adopting a new airworthiness directive (AD) for certain Sikorsky Model S-76A, B, C, and D helicopters. This AD requires inspecting the tail rotor drive shaft (TDS) flange-to-shaft attachment hardware for correct assembly and correct torque of the fasteners. If there is a discrepancy, this AD requires, before fu…
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Jun 2, 2014
Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Helicopters
We propose to adopt a new airworthiness directive (AD) for Sikorsky Model S-76A, S-76B, and S-76C helicopters with a main gearbox (MGB) installed that has undergone certain repairs. This proposed AD would require inspecting the MGB lower housing jet bores for leaks, paint or caulk blistering, and liner protrusion. Thi…
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Nov 8, 2013
Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Helicopters
We are adopting a new airworthiness directive (AD) for Sikorsky Model S-76A, B, and C helicopters to require certain inspections of each spindle cuff assembly or blade fold cuff assembly for a crack. If there is a crack, this AD requires replacing the cracked part. If there is no crack, this AD requires applying white…
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Jun 28, 2013
Airworthiness Directives; Various Helicopter Models
We are publishing a new airworthiness directive (AD) for various model helicopters with certain part-numbered and serial- numbered Goodrich externally-mounted hoists installed. This AD requires performing a cable conditioning lift and a load inspection test, deactivating or replacing any hoist that fails the load insp…
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Jun 20, 2013
Airworthiness Directives; Sikorsky Aircraft Corporation (Sikorsky) Model Helicopters
We propose to adopt a new airworthiness directive (AD) for Sikorsky Model S-76A, B, and C helicopters to require certain inspections of each spindle cuff assembly or blade fold cuff assembly for a crack. If there is a crack, this proposed AD would require replacing the cracked part. If there is no crack, this AD would…
04 / Type Certificate Data Sheets
FAA TCDS for SIKORSKY S-76C
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.
- H1NE Historical Rev 20 · 12/20/2005
Sikorsky Aircraft Corporation
Models: S-76B, S-76C, S-76A, S-76D
06 / Supplemental Type Certificates
Modifications approved for SIKORSKY S-76C
687 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
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02/12/2026
STC SR12301IB
Installation of Nginuity DAQ9000 as an alternate Flight Data Acquisition Unit (FDAU)
365 AEROSPACE DDS LIMITED
-
09/30/2025
STC SR04465NY
Installation of the iPad Mount
Avio Design Group Inc
-
09/05/2025
STC SR02727SE
Installation and maintenance of the Sunspot 36 and 46 series lights
Whelen Aerospace Technologies
-
08/12/2025
STC SR12106IB
Installation of Upgrade of Radar Altimeter for 5G Resiliency
Maxcraft Avionics Ltd.
-
04/01/2025
STC SR268CH
Installation of BFG FlightSystems TCAS I (Model TCAS-791/A).
Acron Aviation Inc.
-
11/27/2024
STC SR01955SE
Installation of a Supplemental Lighting System
Aviation Specialties Unlimited Inc.
-
08/27/2024
STC SR02727SE
Installation and maintenance of the Sunspot 36 and 46 series lights
AeroLED's Holdings LLC
-
05/31/2024
STC SR02473AK
Installation of the L-3 Communications NGT-9000R/RD and NGT-9000/D ADS-B IN/OUT system
StandardAero Atlantic USA Inc.
-
12/07/2023
STC SR09011RC
Manufacture of an emergency exit window in passenger door.
HELIFAB
-
12/07/2023
STC SR09355RC
Installation of 12 place passenger seats
HELIFAB
-
12/07/2023
STC SR09211RC
Installation of an external mount life raft deployment system.
HELIFAB
-
05/05/2023
STC SR01367SE
Installation of Rockwell Collins Four Tube FDS 2000 Electronic Flight Instrument System (EFIS) and Rockwell Collins AHC 3000 Attitude Heading Reference System (AHRS).
Helifab
-
04/14/2023
STC SH3319NM
Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
03/29/2023
STC SR00112BO
Installation of either the OuterLink Corporation CP-2 or CP-3i SATCOM System in accordance with OuterLink Corporation Master Document List No. D000-0042, Revision N, dated August…
Outerlink Corporation
-
03/28/2023
STC SR01520SE
Installation of a Modularized Main DC Electrical Junction Box.
Helifab
-
12/12/2022
STC SR268CH
Installation of BFG FlightSystems TCAS I (Model TCAS-791/A).
L3Harris Aviation Products Inc.
-
03/31/2022
STC SR04465NY
Installation of the iPad Mount
Avio Design Group Inc
-
10/19/2021
STC SR02727SE
Installation and maintenance of the Sunspot 36 and 46 series lights
AeroLEDS LLC
-
03/24/2021
STC SR04609NY
Installation of Garmin HTAWS (Helicopter Terrain Awareness Warning System)
Maxcraft Avionics Ltd.
-
06/29/2020
STC SR02322AK
Installation of a fixed mounted Max-Vis Enhanced Vision System (EVS) Model 1500
PECO Inc
-
05/19/2020
STC SH3319NM (1 OF 2)
Installation of Precise Flight Pulselite Control Unit in the\nLanding /Taxi Recognition Visual Control Light system,
Precise Flight Inc
-
03/24/2020
STC SR00925DE
Installation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionality
Peregrine
-
01/28/2020
STC SR04440NY
Installation of the Mid Continent MD302 Standby Attitude Module
Maxcraft Avionics Ltd.
-
11/15/2019
STC SR02667SE
Installation of a Honeywell ASPIRE 200 Intermediate Gain (IG) SATCOM system
Honeywell International
-
08/08/2019
STC SR00764DE
Installation of Automatic Dependent Surveillance - Broadcast (ADS-B) Out functionality using the Trig Avionics TT22 Transponder and Freeflight Systems 1201 Global Positioning Syste…
Peregrine
-
07/02/2019
STC SH5778SW
Addition of Electrically Driven Vapor Cycle, Freon or Refrigerant R-134a, Air Conditioning System
Air Comm Corporation
-
05/10/2019
STC SR02125LA
Installation of a One Man Loading Patient Litter System
LifePort LLC
-
05/10/2019
STC SR02611NY-D
Installation of the LifePort One Man Loading Patient Litter System
LifePort LLC
-
05/10/2019
STC SR00391DE
Installation of TREC dual patient handling system.
LifePort LLC
-
04/01/2019
STC SH8678SW
Installation of an electronic bay access door window.
The NORDAM Group LLC
+ 657 more STCs on file
07 / PMA replacement parts
FAA-approved replacement parts for SIKORSKY S-76C
60+ parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.
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SS9013-2409#https://drs.faa.gov/browse/excelExternalWindow/D0DFD57691B2A3E6862577460068632D.0001##
Ident Plate
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-043#https://drs.faa.gov/browse/excelExternalWindow/DBB757EED1F09C8C86257746006864FF.0001##
Support, Ballast Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-54458-103#https://drs.faa.gov/browse/excelExternalWindow/C6752FA05D52C5D7862577460068643A.0001##
Cover
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-045#https://drs.faa.gov/browse/excelExternalWindow/B495C2F7173DA9238625774600686556.0001##
Ballast Support Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
76088-30006-102#https://drs.faa.gov/browse/excelExternalWindow/CA58106DBCCCBEB1862577460068623B.0001##
Doubler
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-104#https://drs.faa.gov/browse/excelExternalWindow/C6FAFF1577890C7F862577460068663C.0001##
Ballast
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-044#https://drs.faa.gov/browse/excelExternalWindow/B50BEF5756FBD088862577460068652B.0001##
Support Ballast Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-110#https://drs.faa.gov/browse/excelExternalWindow/BD38DB148BFABA07862577460068674D.0001##
Filler
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-54458-041#https://drs.faa.gov/browse/excelExternalWindow/9AFFB5369C05963F862577460068638B.0001##
Cover Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-54458-101#https://drs.faa.gov/browse/excelExternalWindow/B3FEA5C000FF1A0D86257746006863E2.0001##
Angle
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-042#https://drs.faa.gov/browse/excelExternalWindow/A64B0D8E48B6D7FD86257746006864CB.0001##
Support, Ballast Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
SS7001-5A#https://drs.faa.gov/browse/excelExternalWindow/971998632BCC91828625774600686466.0001##
Fastener, Strip Panel
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-112#https://drs.faa.gov/browse/excelExternalWindow/9A85C295935DA49C86257746006867A5.0001##
Cover Plate
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-54458-042#https://drs.faa.gov/browse/excelExternalWindow/ACE79A875A00A0A786257746006863B7.0001##
Bracket Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-041#https://drs.faa.gov/browse/excelExternalWindow/6880B396B30A4CCE862577460068649C.0001##
Support Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-113#https://drs.faa.gov/browse/excelExternalWindow/7E983875BB8BE9B786257746006867D2.0001##
Metcal
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
76307-07906-102#https://drs.faa.gov/browse/excelExternalWindow/6C909F774E1548FC86257746006862CB.0001##
Valve and Rod Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-111#https://drs.faa.gov/browse/excelExternalWindow/70E445E4305098ED8625774600686773.0001##
Support Base
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
76088-30006-101#https://drs.faa.gov/browse/excelExternalWindow/7149616A8EB2C20B862577460068620E.0001##
Insert
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-101#https://drs.faa.gov/browse/excelExternalWindow/90A75A45409FBBBA86257746006865B9.0001##
Support
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
76088-30006-103#https://drs.faa.gov/browse/excelExternalWindow/92A8758131459C55862577460068626F.0001##
Doubler
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-103#https://drs.faa.gov/browse/excelExternalWindow/38BB06F2A71997BA8625774600686610.0001##
Retainer
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-046#https://drs.faa.gov/browse/excelExternalWindow/39B56C79B3E761508625774600686587.0001##
Ballast Support Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
76307-07906-101#https://drs.faa.gov/browse/excelExternalWindow/4239E0E352E25877862577460068629A.0001##
Valve and Rod Assy
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-108#https://drs.faa.gov/browse/excelExternalWindow/19C15FA5EA5079AB86257746006866F4.0001##
Radius Block
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-105#https://drs.faa.gov/browse/excelExternalWindow/2687E8B9304C34E28625774600686673.0001##
Support Base
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-107#https://drs.faa.gov/browse/excelExternalWindow/2C76E36803DA9C6286257746006866CA.0001##
Radius Block
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-54458-102#https://drs.faa.gov/browse/excelExternalWindow/294F0D6C7B7ACB24862577460068640E.0001##
Panel
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-109#https://drs.faa.gov/browse/excelExternalWindow/2B446C46DCFDAF638625774600686722.0001##
Radius Block
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-102#https://drs.faa.gov/browse/excelExternalWindow/3DC9948484E0DFF286257746006865E6.0001##
Filler
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
33776-64732-106#https://drs.faa.gov/browse/excelExternalWindow/2CFC40F844CFC8DD862577460068669E.0001##
Filler
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
SS7567-6#https://drs.faa.gov/browse/excelExternalWindow/3167DFEC23A2C14C86257746006862FD.0001##
Clamp
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
SS9013-2645#https://drs.faa.gov/browse/excelExternalWindow/09C050A6243B3D2F8625774600686359.0001##
Nameplate
Sikorsky Global Helicopters replaces Modification Part
PMA holder → -
AD-61-0478-9#https://drs.faa.gov/browse/excelExternalWindow/E6018BC2883001A986257C99004FD257.0001##
Battery Assembly
Aero Design Inc/A HEICO Aerospace Company replaces Grimes Aerospace P/N 61-0478-9
PMA holder → -
AD-55-2198-1#https://drs.faa.gov/browse/excelExternalWindow/D4005C4A96BCD7C786257C99004FD254.0001##
Battery Pack
Aero Design Inc/A HEICO Aerospace Company replaces Grimes Aerospace P/N 55-2198-1
PMA holder → -
44317-1-1#https://drs.faa.gov/browse/excelExternalWindow/D3EAB95F9FB2BBC4862576F00063C3D8.0001##
Rescue Hoist System
Goodrich Corporation replaces 44317-1-1
PMA holder → -
FPD31-0022#https://drs.faa.gov/browse/excelExternalWindow/E113F660262DEC3F862576E00057B51D.0001##
NVIS Stock Filter Material
Aviation Specialties Unlimited Inc replaces Modification Part
PMA holder → -
ASU-UNS1B-1#https://drs.faa.gov/browse/excelExternalWindow/4C9F5FF7DEE3E201862576E00057B4E8.0001##
ASU Filter
Aviation Specialties Unlimited Inc replaces Modification Part
PMA holder → -
ASU-TFM-1#https://drs.faa.gov/browse/excelExternalWindow/AA994FED528CB437862576E00057B4BC.0001##
Technisonics TFM Filter
Aviation Specialties Unlimited Inc replaces Modification Part
PMA holder → -
ASU-RNDANC-04#https://drs.faa.gov/browse/excelExternalWindow/E4B16CBDCC158124862576E00057B48F.0001##
NVIS Lamp Housing
Aviation Specialties Unlimited Inc replaces Modification Part
PMA holder →
+ 20 more PMA parts on file
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for SIKORSKY S-76C
Advisory Circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 76 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N121NC | GA | 1998 | · | Look up ↗ |
| N13MQ | LA | — | ● | Look up ↗ |
| N155RR | FL | 1996 | ● | Look up ↗ |
| N16MQ | LA | — | · | Look up ↗ |
| N176AM | MI | 2007 | · | Look up ↗ |
| N222TS | OR | 2005 | · | Look up ↗ |
| N25740 | LA | — | · | Look up ↗ |
| N26HF | NJ | 1998 | · | Look up ↗ |
| N276FX | CT | 2000 | · | Look up ↗ |
| N276TH | FL | 1999 | · | Look up ↗ |
| N30RT | UT | 1999 | · | Look up ↗ |
| N311WG | FL | 1996 | · | Look up ↗ |
| N327VA | MI | 2007 | · | Look up ↗ |
| N328PK | MA | 2005 | · | Look up ↗ |
| N34HF | NJ | 2005 | · | Look up ↗ |
| N355JS | IL | 2007 | · | Look up ↗ |
| N38HF | NJ | 2008 | · | Look up ↗ |
| N399KK | — | 2003 | · | Look up ↗ |
| N39HF | NJ | 2011 | · | Look up ↗ |
| N4514R | LA | — | · | Look up ↗ |
| N478X | TX | — | · | Look up ↗ |
| N4989 | LA | — | · | Look up ↗ |
| N547WM | LA | 2008 | · | Look up ↗ |
| N548GB | FL | 1995 | · | Look up ↗ |
| N576DT | NY | 2001 | · | Look up ↗ |
| N653LH | UT | 1995 | · | Look up ↗ |
| N664BC | TX | 1998 | · | Look up ↗ |
| N67ME | FL | 1997 | · | Look up ↗ |
| N707DS | FL | 1997 | · | Look up ↗ |
| N709P | AZ | 2008 | · | Look up ↗ |
| N709UC | LA | — | · | Look up ↗ |
| N711DS | MD | 1997 | · | Look up ↗ |
| N725MF | LA | 2002 | · | Look up ↗ |
| N725P | LA | 2007 | · | Look up ↗ |
| N72EH | CA | 2008 | · | Look up ↗ |
| N745P | LA | 2006 | · | Look up ↗ |
| N760BG | LA | — | · | Look up ↗ |
| N768AM | MI | 2009 | · | Look up ↗ |
| N769P | LA | 2007 | · | Look up ↗ |
| N76FX | CT | 2005 | · | Look up ↗ |
| N76GA | DE | 1999 | · | Look up ↗ |
| N76HH | DE | — | · | Look up ↗ |
| N76PC | FL | 2005 | · | Look up ↗ |
| N772P | LA | 2008 | · | Look up ↗ |
| N781P | AZ | 2006 | ● | Look up ↗ |
| N781RL | LA | 2007 | · | Look up ↗ |
| N782RL | LA | 2007 | · | Look up ↗ |
| N783RL | LA | 2008 | · | Look up ↗ |
| N784RL | LA | 2008 | · | Look up ↗ |
| N785RL | LA | 2006 | · | Look up ↗ |
| N786RL | LA | 2006 | · | Look up ↗ |
| N797P | AZ | 2008 | · | Look up ↗ |
| N803S | DE | 2001 | · | Look up ↗ |
| N821SS | DE | 2006 | · | Look up ↗ |
| N8455 | LA | — | · | Look up ↗ |
| N849PB | LA | — | · | Look up ↗ |
| N85LF | UT | 2007 | · | Look up ↗ |
| N861AL | LA | 2002 | · | Look up ↗ |
| N865AL | LA | 2004 | · | Look up ↗ |
| N866AL | OK | 2004 | · | Look up ↗ |
| N868AL | LA | 2004 | · | Look up ↗ |
| N883AL | LA | 2007 | · | Look up ↗ |
| N891BG | LA | 2007 | · | Look up ↗ |
| N905RD | LA | 2006 | · | Look up ↗ |
| N911BB | LA | 1998 | ● | Look up ↗ |
| N913PB | FL | 1999 | · | Look up ↗ |
| N91AE | CA | 2003 | · | Look up ↗ |
| N926CF | PA | 2004 | · | Look up ↗ |
| N927MS | MA | 2005 | · | Look up ↗ |
| N9483 | LA | — | · | Look up ↗ |
| N969YC | NY | 2005 | · | Look up ↗ |
| N96SP | NJ | 2004 | · | Look up ↗ |
| N981TS | VT | 2002 | · | Look up ↗ |
| N982TS | FL | 2002 | · | Look up ↗ |
| N983TS | FL | 2001 | · | Look up ↗ |
| N98PC | AL | 2002 | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →