Washer5310-01-222-4903

NSN 5310-01-222-4903 · NIIN 012224903 · Part number L312001652

Lockheed Martin Librascope Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 36090

Government record, cited

NSN 5310-01-222-4903 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-222-4903. Manufacturer of record part number: L312001652.

Also searched as 5310-01-222-4903 · 5310012224903 · NIIN 012224903 · 01-222-4903 · FSC 5310 Nuts and Washers · CAGE 36090 · L312001652

Nearby stock numbers ← 5310-01-222-4902 Washer · 5310-01-222-4905 Washer →

5310-01-222-4903 — Nuts and Washers

Features

Washer — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Librascope Corporation

Identification

NSN: 5310-01-222-4903
NIIN: 012224903
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: L312001652
Manufacturer: Lockheed Martin Librascope Corporation

General Description

The Washer, cataloged under National Stock Number 5310-01-222-4903, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Librascope Corporation. 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	Washer
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Lockheed Martin Librascope Corporation (CAGE 36090)

Technical Specifications

Parameter	Value
NSN	5310-01-222-4903
Primary Part Number	L312001652
Item Name	Washer
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Lockheed Martin Librascope Corporation
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
L312001652 PRIMARY	Lockheed Martin Librascope Corporation (USA)

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

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

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-222-4903?

NSN 5310-01-222-4903 is a Washer, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-222-4903?

NSN 5310-01-222-4903 has 1 manufacturer part number on file: L312001652 (Lockheed Martin Librascope Corporation).

Is NSN 5310-01-222-4903 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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