Washer, Flat5310-01-643-2976

NSN 5310-01-643-2976 · NIIN 016432976 · Part number 6443984-03M1

Bae Systems Land & Armaments L.p. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 54786

Government record, cited

NSN 5310-01-643-2976 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-643-2976. Manufacturer of record part number: 6443984-03M1.

Also searched as 5310-01-643-2976 · 5310016432976 · NIIN 016432976 · 01-643-2976 · FSC 5310 Nuts and Washers · CAGE 54786 · 6443984-03M1

Nearby stock numbers ← 5310-01-643-2974 Washer, Flat · 5310-01-643-2977 Nut, Self-Locking, Plate →

5310-01-643-2976 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Bae Systems Land & Armaments L.p.

Identification

NSN: 5310-01-643-2976
NIIN: 016432976
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 6443984-03M1
Manufacturer: Bae Systems Land & Armaments L.p.

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-643-2976, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Land & Armaments L.p.. 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	5310-01-643-2976
Primary Part Number	6443984-03M1
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Bae Systems Land & Armaments L.p.
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
6443984-03M1 PRIMARY	Bae Systems Land & Armaments L.p. (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 5310-01-643-2976?

NSN 5310-01-643-2976 is a Washer,flat, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-643-2976?

NSN 5310-01-643-2976 has 1 manufacturer part number on file: 6443984-03M1 (Bae Systems Land & Armaments L.p.).

What are the specifications of 6443984-03M1?

Key specifications for 6443984-03M1: End Item Identification: 2410-01-624-5963 TRACTOR,FULL TRACKED,LOW SPEED. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-643-2976 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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