Sikorsky S-61L — Airworthiness Directives & records checklist

1 Sikorsky S-61L is on the U.S. registry. Here’s what a records review covers for one — the Airworthiness Directives that apply, the known trouble spots, and the checklist a buyer or owner should hold every logbook against.

Registered
1
Applicable ADs
7
Recurring
1
Serial-conditional
51

Airworthiness Directives that apply to the Sikorsky S-61L

  • recurring
    AD E7-40 — Airworthiness Directives; Sikorsky Aircraft Corporation Model S-61L, N, R, and NM Helicopters · 2007-01-10

    This amendment adopts a new airworthiness directive (AD) for the specified Sikorsky Aircraft Corporation (Sikorsky) model helicopters that requires, within a specified time, creating a component history card or equivalent record. The AD also requires recording the hours time-in-s…

  • one-time
    AD 04-17370 — Airworthiness Directives; Sikorsky Aircraft Corporation Model S-61L, S-61N, S-61-NM, and S-61R Helicopters · 2004-08-02

    This amendment adopts a new airworthiness directive (AD) for the specified Sikorsky Aircraft Corporation (Sikorsky) model helicopters that requires installing a Number 5 bearing chip detector in each engine, installing an on-board chip detector annunciation system, and revising t…

  • one-time
    AD 87-15-11 — Airworthiness Directives; SIKORSKY AIRCRAFT Model S-61L, S- 61N, S-61NM, S-61R, S-61A and S-61V Series Helicopters · 1987-01-01
  • one-time
    AD 85-18-05 R2 — Airworthiness Directives; SIKORSKY AIRCRAFT Model S-61L, S-61N, S-61NM, and S-61R, S-61A, S-61V Series Helicopters · 1985-01-01
  • one-time
    AD 76-08-01 R1 — Airworthiness Directives; Sikorsky Models S-61L, S-61A, S-61D, S-61E, and S-61V Helicopters · 1976-01-01
  • one-time
    AD 73-15-01 — Airworthiness Directives; Sikorsky Models S-61A, S-61D, S-61E, S-61V, and S-61L Helicopters · 1973-01-01
  • one-time
    AD 72-25-04 — Airworthiness Directives; Sikorsky Models S-61A, S-61B, S-61D, S-61L, S-61N Series, S-61R, and S-61V Helicopters · 1972-01-01

This is the applicability list. Which of these are complied with, their computed next-due dates, and the 51 serial/mod-conditional ADs that actually apply to your aircraft come from its digitized logbooks — that’s the verified report.

The records checklist for a Sikorsky S-61L

Airworthiness Directives
Every applicable AD matched to compliance evidence, with recurring next-due dates.
Annual / 100-hr inspections
A continuous, signed inspection history (14 CFR 91.409) with no gaps.
Service bulletins & letters
Mandatory and recommended SBs/SLs, complied or noted.
Life-limited parts
Airworthiness-limitations items tracked against their limits.
Form 337s / major alterations
Field approvals and STCs on file and reconciled.
Equipment inspections
ELT (91.207), transponder (91.413), altimeter/pitot-static (91.411).
Damage & accident history
NTSB and repair-major records for this exact tail.
Logbook continuity
Unbroken records — the gaps are where value and airworthiness hide.
Run a verified records report on your S-61L

Enter a tail number and Tailplate reads its logbooks against this list — every AD matched to compliance evidence, next-due dates computed, damage history pulled, and a records-adjusted value.

Look up a tail number →or see the free AD list
Related Sikorsky models

Applicability is derived from the FAA directive corpus and the aircraft’s type certificate; it is advisory and not a legal airworthiness determination. Compliance is established only from an aircraft’s actual records.