# Search: S76A

Release 2026-10-29. Search by a record's number, a model, or words in a record's text. Add &type= for one collection, paged: https://openairdocs.org/search.md?q=S76A&type=ad. Types: ad, text (AD text), proposed, saib, acs, ac, acpage (AC pages), stc, stctext (STC certificate text), model, sdr, ntsb (NTSB investigations), incident (FAA reports), repairstation (FAA repair stations). Add &sort=newest or &sort=oldest to order each collection by its own date instead of best match.

## Aircraft and engine models (1)

- [Aircraft model](https://openairdocs.org/model/sikorsky-s-76a.md): Sikorsky S-76A · 19 registered · registry code 8143006

## Airworthiness directives (6)

- [AD 2003-14-18](https://openairdocs.org/ad/2003-14-18.md): Main landing gear brake discs (discs) · Sikorsky S-76A, S-76B and S-76C · Effective Aug 25, 2003
  > Model **S76A**, B, and C helicopters, with main landing gear brake assembly (brake assembly), part number…
- [AD 84-17-51](https://openairdocs.org/ad/84-17-51.md): Turbine Rotor Assembly · Rolls-Royce 250-C30 and 250-C30S · Effective Dec 26, 1984
  > …turbine rotor assembly repair or disassembly and installed in Sikorsky **S76A** helicopters certified in all categories.
- [AD 2002-15-51](https://openairdocs.org/ad/2002-15-51.md): Main rotor blade · Sikorsky S-76A, S-76B and S-76C · Effective Oct 18, 2002
  > Airworthiness Directives; Sikorsky Aircraft Corporation Model **S76A**, B, and C Helicopters
- [AD 99-19-30](https://openairdocs.org/ad/99-19-30.md): Tail Gearbox Forward Fairing · Sikorsky S-76A, S-76B and S-76C · Effective Oct 4, 1999
  > Airworthiness Directives; Sikorsky Aircraft Corp. Model **S76A**, B, and C Helicopters

All 6: https://openairdocs.org/search.md?q=S76A&type=ad

## In the text of ADs (5)

- [AD 2000-20-01](https://openairdocs.org/ad/2000-20-01.md): Rear Bearing Oil Return System · PDF page 2
  > …350 D | Eurocopter As 550 U2 | Augusta A109K2 | | Sikorsky **S76A** | Sikorsky 76A+ | Sikorsky 76A++ | | Sikorsky S76C | | | Note 1: This airworthiness…
- [AD 2015-26-10](https://openairdocs.org/ad/2015-26-10.md): Request · PDF page 2
  > …Overhaul of the MGB for Model **S76A** helicopters occurs every 3,250 hours and for Model S76B/C helicopters occurs…
- [AD 84-17-51](https://openairdocs.org/ad/84-17-51.md): Turbine Rotor Assembly
  > …rotor assembly repair or disassembly and installed in Sikorsky **S76A** helicopters certified in all categories. Compliance is required as indicated…
- [AD 2003-14-18](https://openairdocs.org/ad/2003-14-18.md): SUPPLEMENTARY INFORMATION · PDF page 1
  > A proposal to amend 14 CFR part 39 to include an AD for Sikorsky Model **S76A**, B, and C helicopters…

All 5: https://openairdocs.org/search.md?q=S76A&type=text

## Proposed ADs (1)

- [NPRM 2002-SW-39-AD](https://openairdocs.org/proposed/2002-SW-39-AD.md): Sikorsky · Published Feb 7, 2003
  > Airworthiness Directives; Sikorsky Aircraft Corporation Model **S76A**, B, and C Helicopters

## Information bulletins (1)

- [SAIB NE-06-52](https://openairdocs.org/saib/NE-06-52.md): Issued Jul 6, 2006
  > …369F, 369FF, and 600; and Sikorsky model **S76A** helicopters. Background Information obtained from a Suspected Unapproved…

## In the text of advisory circulars (3)

- [AC 43-16A](https://openairdocs.org/ac/43-16.md?from=27): Aviation Maintenance Alert: Improve Reliability-Interchange Service Experience · Page 27 · superseded or historical
  > …KEPT OLD PARTS, CHANGED ALL PARTS ON BOTH ENGINES INCLUDING MIXTURE, PROPELLER, AND SKRSKY CALIPER LEAKING 07/29/1999 **S76A**…
- [AC 43-16A](https://openairdocs.org/ac/43-16.md?from=28): Aviation Maintenance Alert: Improve Reliability-Interchange Service Experience · Page 28 · superseded or historical
  > …SKRSKY ALLSN NOZZLE CRACKED 08/13/1999 637 **S76A** 250C30S 23035128 23008064 1ST STAGE 1999082000486 ENGINE REMOVED DUE TO TURBINE…
- [AC 43-16A](https://openairdocs.org/ac/43-16.md?from=17): Aviation Maintenance Alert: Improve Reliability-Interchange Service Experience · Page 17 · superseded or historical
  > …SIKORSKY Sikorsky; Model **S76A**; Structural Corrosion; ATA 5313 This report stated that four like helicopters had similar structural corrosion defects…

## In the text of STC certificates (5)

- [STC SR00919NY](https://openairdocs.org/stc/SR00919NY.md): Modification of the tail rotor gear box cover. · Sikorsky Aircraft Corporation · Certificate · Oct 1, 2011
  > …Drive Coatesville, PA 19320 H1NE Make : Sikorsky Model : **S76A**, S76B, and S76C Date of application : October 07, 1998…
- [STC SR00851NY](https://openairdocs.org/stc/SR00851NY.md): Installation of a Honeywell SPZ 7000 Digital automatic Flight Control System · Sikorsky Aircraft Corporation · Certificate · Oct 1, 2011
  > …Drive Coatesville, PA 19320 H1NE Make : Sikorsky Model : **S76A** Date of application : March 26, 1998 Date of issuance…
- [STC SR00085NY](https://openairdocs.org/stc/SR00085NY.md): Installation of Bendix/King Model CAS 66A TCAS 1, System · Sikorsky Aircraft Corporation · Certificate · Oct 1, 2011
  > …The “CAS 66A Instructions for Continued Airworthiness for Sikorsky Helicopter Model **S76A**, B, C,” Report No. IM93- 73…
- [STC SR00910NY](https://openairdocs.org/stc/SR00910NY.md): Installation of a SPECTROLAB SX5 searchlight to the left or right side of the S76. · Sikorsky Aircraft Corporation · Certificate · Oct 1, 2011
  > …FM 00242, FAA approved November 19, 1998, for the **S76A**. b. Keytech Flight Manual Supplement, Report No. FM…

All 5: https://openairdocs.org/search.md?q=S76A&type=stctext

## Service difficulty reports (1,000+)

- [SDR HEEA955978](https://openairdocs.org/sdr/HEEA955978.md): Transceiver · Skrsky S76A · Nov 8, 1995 · N1546G
  > INOPERATIVE.
- [SDR HEEA967467](https://openairdocs.org/sdr/HEEA967467.md): Actuator · Skrsky S76A · Jun 21, 1996 · N4253S
  > INOPERATIVE.
- [SDR HEEA0010407](https://openairdocs.org/sdr/HEEA0010407.md): Ejector · Skrsky S76A · Jul 9, 1997 · N1546G
  > EJECTOR CRACKED.
- [SDR HEEA0010794](https://openairdocs.org/sdr/HEEA0010794.md): Bearing · Skrsky S76A · Aug 20, 1997 · N31217
  > RUBBER EXTRUSION.

All 1,000+: https://openairdocs.org/search.md?q=S76A&type=sdr

## NTSB investigations (4)

- [NTSB MIA78FA109](https://openairdocs.org/ntsb/MIA78FA109.md): Sikorsky S76A · W Palm Beach, FL · Jul 28, 1978 · N763SA · Serious injuries
  > …7/28 Nr.w Palm Beach,FL Sikorsky **S76A** cr- 0 1 2 miscellaneous commercial, FL.instr., Time…
- [NTSB ERA16WA196](https://openairdocs.org/ntsb/ERA16WA196.md): Sikorsky S76 · Campos dos Goytacazes, Brazil · Apr 28, 2016 · No injuries
  > On April 28, 2016, about 1330 coordinated universal time, a Sikorsky **S76A**, Brazilian registration PR-EMR, was substantially…
- [NTSB ATL93IA111](https://openairdocs.org/ntsb/ATL93IA111.md): Sikorsky S-76A · Cullman, AL · Jun 15, 1993 · N110AL · No injuries
  > On June 15, 1993, at about 1402 central daylight time, a Sikorsky **S76A**, N110AL, lost partial tail rotor…
- [NTSB CEN09MA117](https://openairdocs.org/ntsb/CEN09MA117.md): Sikorsky S-76C · Morgan City, LA · Jan 4, 2009 · N748P · 8 fatal
  > …fragments" (Amendment 29-31, Effective October 22, 1990). **S76A** Windshield Testing Sikorsky Aircraft intended to market the S…

## FAA accident and incident reports (114)

- [Incident 19980424026029I](https://openairdocs.org/incident/19980424026029I.md): Skrsky S76A · Patterson, LA · Apr 24, 1998 · N710AL · Minor damage
  > Dragging rotor brake.
- [Incident 19880527042059I](https://openairdocs.org/incident/19880527042059I.md): Skrsky S76A · Amelia, LA · May 27, 1988 · N769AL · Minor damage
  > Nose wheel dropped off pad during a tight turn
- [Incident 19940623032669I](https://openairdocs.org/incident/19940623032669I.md): Skrsky S76A · Slidell, LA · Jun 23, 1994 · N911MJ
  > Fire NR1 engine indicated. Shutdown. Fire bottles used. Landed safely.
- [Incident 19860819046449I](https://openairdocs.org/incident/19860819046449I.md): Skrsky S76A · Houma, LA · Aug 19, 1986 · N741SW
  > NR1 engine turbine wheel burst. Pilot returned to Houma and made uneventful landing.

All 114: https://openairdocs.org/search.md?q=S76A&type=incident