GRUMMAN HU 16A

01 /  Distribution

Where the fleet lives and was built

Counts of currently-registered GRUMMAN HU 16A aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.

02 /  NTSB Records

Events involving GRUMMAN HU 16A aircraft

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

• May 18, 2000

  N43GL

  BARBADOS

  NTSB Docket →

03 /  Airworthiness Directives

FAA directives applicable to GRUMMAN HU 16A

No matching airworthiness directives are on file for this make and model in the Federal Register.

04 /  Type Certificate Data Sheets

FAA TCDS for GRUMMAN HU 16A

The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.

• A33SO Historical Rev 11 · 11/20/2024

  Amphibian Aerospace Industries Inc.

  Models: HU-16C (UF-1; UF-1G), HU-16A, HU-16D (UF-2), HU-16E (UF-2G) + 4 more

  Atlas TCDS → DRS ↗

06 /  Supplemental Type Certificates

Modifications approved for GRUMMAN HU 16A

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

• 10/23/2024

  STC SA39CH

  Installation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory System

  Wipaire Inc.

  Atlas STC → DRS ↗

• 05/17/2024

  STC SA4503NM (PAGE 1)

  Remove original cloth covering and install Ceconite covering

  Ceconite Division of Poly-Fiber Inc.

  Atlas STC → DRS ↗

• 09/09/2022

  STC SA4503NM (PAGE 1)

  Install Ceconite covering material.

  Ceconite Division of Poly-Fiber Inc

  Atlas STC → DRS ↗

• 07/10/2017

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 04/12/2017

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 02/16/2017

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 01/25/2017

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 12/16/2016

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 11/10/2015

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 10/01/2015

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 06/29/2011

  STC SA39CH

  Installation of amphibian landing gear position advisory system.

  Wipaire Inc

  Atlas STC → DRS ↗

• 02/25/2011

  STC SA4503NM (Page 1)

  Install Ceconite covering material.

  Ceconite Division of Poly-Fiber Inc

  Atlas STC → DRS ↗

• 06/26/2009

  STC SA01734SE (PG 2)

  Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts.

  Stewart Thomas D. and Stewart Dan R.

  Atlas STC → DRS ↗

04 /  Regulations watching this type

Advisory Circulars and Federal Register activity for GRUMMAN HU 16A

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.

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 →