Ring, Retaining5325-01-442-9481

NSN 5325-01-442-9481 · NIIN 014429481 · Part number 56A-003

Birns Oceanographics Inc · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 58608

Government record, cited

NSN 5325-01-442-9481 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-442-9481. Manufacturer of record part number: 56A-003.

Also searched as 5325-01-442-9481 · 5325014429481 · NIIN 014429481 · 01-442-9481 · FSC 5325 Fastening Devices · CAGE 58608 · 56A-003

Nearby stock numbers ← 5325-01-442-8131 Ring, Retaining · 5325-01-442-9715 Grommet, Nonmetallic →

Features

Ring,retaining — FSC 5325
Usage Design: EXTERNAL
Material: ALUMINUM ALLOY
1 manufacturer part number on file
Manufacturer of record: Birns Oceanographics Inc

Identification

NSN: 5325-01-442-9481
NIIN: 014429481
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 56A-003
Manufacturer: Birns Oceanographics Inc

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-442-9481, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Birns Oceanographics Inc. Government technical data includes 2 specifications, 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	5325-01-442-9481
Primary Part Number	56A-003
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Birns Oceanographics Inc
Status	ACTIVE
Usage Design	EXTERNAL
Material	ALUMINUM ALLOY

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
56A-003 PRIMARY	Birns Oceanographics Inc (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 5325-01-442-9481?

NSN 5325-01-442-9481 is a Ring,retaining, manufactured by Birns Oceanographics Inc, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-442-9481?

NSN 5325-01-442-9481 has 1 manufacturer part number on file: 56A-003 (Birns Oceanographics Inc).

What are the specifications of 56A-003?

Key specifications for 56A-003: Usage Design: EXTERNAL; End Item Identification: XT120 SNOOPERETTE UNDERWATER LIGHT; BIRNS INC; Material: ALUMINUM ALLOY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-442-9481 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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