PartsTable TECHNICAL DATA SHEET

NSN 5325-01-666-2893Government record, cited

Ring, Retaining5325-01-666-2893

NSN 5325-01-666-2893 · NIIN 016662893 · Part number M27426-2113D

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 78286

Government record, cited

NSN 5325-01-666-2893 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-666-2893. Manufacturer of record part number: M27426-2113D.

Also searched as 5325-01-666-2893 · 5325016662893 · NIIN 016662893 · 01-666-2893 · FSC 5325 Fastening Devices · CAGE 78286 · M27426-2113D

Nearby stock numbers ← 5325-01-666-2890 Ring, Retaining · 5325-01-666-2898 Ring, Retaining →

Features

Ring,retaining — FSC 5325
Supplementary Features: TECHNICAL MAINTENANCE MANUAL:62-23-01
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 5325-01-666-2893
NIIN: 016662893
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: M27426-2113D
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-666-2893, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5325-01-666-2893
Primary Part Number	M27426-2113D
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE
Supplementary Features	TECHNICAL MAINTENANCE MANUAL:62-23-01

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
M27426-2113D PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-666-2893?

NSN 5325-01-666-2893 is a Ring,retaining, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-666-2893?

NSN 5325-01-666-2893 has 1 manufacturer part number on file: M27426-2113D (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What are the specifications of M27426-2113D?

Key specifications for M27426-2113D: Supplementary Features: TECHNICAL MAINTENANCE MANUAL:62-23-01; Special Features: USED FOR MAIN ROTOR PILOT-MAINTENANCE PRACTICES; End Item Identification: SIKORSKY HELICOPTER MODEL S-92A A. 1 specification is documented in the U.S. Government catalog.

Is NSN 5325-01-666-2893 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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