PartsTable TECHNICAL DATA SHEET

NSN 5325-01-686-4634Government record, cited

Ring, Retaining5325-01-686-4634

NSN 5325-01-686-4634 · NIIN 016864634 · Part number 6669855

Naval Sea Systems Command · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 53711

Government record, cited

NSN 5325-01-686-4634 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-686-4634. Manufacturer of record part number: 6669855.

Also searched as 5325-01-686-4634 · 5325016864634 · NIIN 016864634 · 01-686-4634 · FSC 5325 Fastening Devices · CAGE 53711 · 6669855 · 6669855/FN1

Nearby stock numbers ← 5325-01-686-4552 Insert, Screw Thread · 5325-01-686-5007 Stud, Turnlock Fastener →

Features

Ring,retaining — FSC 5325
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command

Identification

NSN: 5325-01-686-4634
NIIN: 016864634
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 6669855
Manufacturer: Naval Sea Systems Command

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-686-4634, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5325-01-686-4634
Primary Part Number	6669855
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Naval Sea Systems Command
Status	ACTIVE

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
6669855 PRIMARY	Naval Sea Systems Command (USA)

Reference documents

Reference	Meaning
6669855/FN1	D/9 Drawing number reference only Naval Sea Systems Command

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 5325-01-686-4634?

NSN 5325-01-686-4634 is a Ring,retaining, manufactured by Naval Sea Systems Command, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-686-4634?

NSN 5325-01-686-4634 has 1 manufacturer part number on file: 6669855 (Naval Sea Systems Command).

What are the specifications of 6669855?

Key specifications for 6669855: Part Name Assigned by Controlling Agency: RETAINING RING ASSEMBLY. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-686-4634 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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