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Type Record · As of May 3, 2026

SIKORSKY UH-34D

Rotorcraft

Registered

2

Year Range

1961–1961

NTSB Events

0

Airworthiness Directives

1

01 /  Distribution

Where the fleet lives and was built

Counts of currently-registered SIKORSKY UH-34D aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.

By State (top 10)

  • KS 50.0% 1
  • OK 50.0% 1

By Decade of Manufacture

  • 1960s 50.0% 1
  • Unknown 50.0% 1

02 /  NTSB Records

Events involving SIKORSKY UH-34D aircraft

No NTSB-recorded events match SIKORSKY UH-34D in the indexed corpus.

03 /  Airworthiness Directives

FAA directives applicable to SIKORSKY UH-34D

1 directive(s) on file. Showing the most recent 1.

  • Dec 20, 1995

    Airworthiness Directives; Sikorsky Aircraft-manufactured Model CH-34A, CH-34C, H-34A, HH-34J, HSS-1, HSS-1N, HUS-1, SH-34J, UH-34D, UH-34E, and UH-34J Helicopters

    This amendment adopts a new airworthiness directive (AD) that is applicable to Sikorsky Aircraft-manufactured Model CH-34A, CH-34C, H- 34A, HH-34J, HSS-1, HSS-1N, HUS-1, SH-34J, UH-34D, UH-34E, and UH-34J helicopters. This action requires initial and repetitive magnetic particle inspections of the main rotor shaft (sh…

    Atlas AD → Federal Register ↗

06 /  Supplemental Type Certificates

Modifications approved for SIKORSKY UH-34D

16 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.

  • 04/14/2023

    STC SH3319NM

    Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 12/17/2020

    STC SR02704SE

    Installation and maintenance of the Sunspot 36 and 46 series lights

    AeroLED's Holdings LLC

    Atlas STC → DRS ↗

  • 12/17/2020

    STC SR02704SE

    Installation and maintenance of the Sunspot 36 and 46 series lights

    AeroLEDS LLC

    Atlas STC → DRS ↗

  • 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

    Atlas STC → DRS ↗

  • 05/29/2019

    STC SR00359BO

    Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.

    Whelen Aerospace Technologies

    Atlas STC → DRS ↗

  • 12/29/2016

    STC SH3319NM

    Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 11/28/2016

    STC SR00359BO

    Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.

    Whelen Engineering Co Inc

    Atlas STC → DRS ↗

  • 01/14/2015

    STC SR02394AK

    Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system

    Seaplanes North LLC

    Atlas STC → DRS ↗

  • 06/09/2014

    STC SH3319NM

    Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 07/25/2013

    STC SH3319NM

    Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 10/17/2012

    STC SH3319NM

    Installation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 05/23/2012

    STC SR02394AK

    Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system

    Floats Alaska LLC

    Atlas STC → DRS ↗

  • 03/15/2012

    STC SR02394AK

    Replacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting system per Installation Instructions LED03-20R, Rev. IR, dated October 27, 2010.

    Floats Alaska LLC

    Atlas STC → DRS ↗

  • 02/21/2012

    STC SH3319NM

    Installation of Precise Pulselite Control System

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 11/07/2003

    STC SH3319NM

    Installation of Precise Pulselite Control Unit in the Landing/Taxi/Recognition Visual Control Light System.

    Precise Flight Inc

    Atlas STC → DRS ↗

  • 12/03/2001

    STC SH3319NM

    Installation of Precise Pulselite Control Unit in the Landing/Taxi/Recognition Visual Control Light System.

    Precise Flight Inc

    Atlas STC → DRS ↗

04 /  Regulations watching this type

Advisory Circulars and Federal Register activity for SIKORSKY UH-34D

05 /  Aircraft of this type

All 2 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.

2 of 2
N-number St Year NTSB FAA
N16YL KS — · Look up ↗
N855BA OK 1961 · 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

We render counts and lists as the agency publishes them. Read the methodology →