Retainer, Helical Compression Spr5340-00-305-4516

NSN 5340-00-305-4516 · NIIN 003054516 · Part number S1665-61607

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 78286

Government record, cited

NSN 5340-00-305-4516 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-305-4516. Manufacturer of record part number: S1665-61607.

Also searched as 5340-00-305-4516 · 5340003054516 · NIIN 003054516 · 00-305-4516 · FSC 5340 Hardware, Commercial · CAGE 78286 · S1665-61607

Nearby stock numbers ← 5340-00-305-3757 · 5340-00-305-4773 Holder, Spring →

Features

Retainer,helical Compression Spr — FSC 5340
1 manufacturer part number on file
Manufacturer of record: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

Identification

NSN: 5340-00-305-4516
NIIN: 003054516
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: S1665-61607
Manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp

General Description

The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-00-305-4516, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Retainer,helical Compression Spr
FSC / FSG	5340 — Hardware, Commercial (FSG 53)
Manufacturers	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286)

Technical Specifications

Parameter	Value
NSN	5340-00-305-4516
Primary Part Number	S1665-61607
Item Name	Retainer,helical Compression Spr
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)

Cross-Reference Index

Part Number	Manufacturer
S1665-61607 PRIMARY	Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)

No interchangeability data on file.

Other items in FSC 5340 — Hardware, Commercial

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

5340-00-000-0068

COVER,ACCESS

5340-00-000-0132

SEAT,HELICAL COMPRESSION SPRING

5340-00-000-8150

5340-00-000-8150 · Item name not on file

5340-00-001-1251

5340-00-001-1251 · Item name not on file

5340-00-001-1264

STRAP,WEBBING

5340-00-001-1265

STRAP,WEBBING

5340-00-001-1266

STRAP,WEBBING

5340-00-001-1275

HANDLE,DOOR

Frequently Asked Questions

What is NSN 5340-00-305-4516?

NSN 5340-00-305-4516 is a Retainer,helical Compression Spr, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-00-305-4516?

NSN 5340-00-305-4516 has 1 manufacturer part number on file: S1665-61607 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

Is NSN 5340-00-305-4516 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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