NSN 5310-01-654-7656 · NIIN 016547656 · Part number 402307
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 05606
Government record, cited
NSN 5310-01-654-7656 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-654-7656. Manufacturer of record part number: 402307.
Also searched as5310-01-654-7656 ·
5310016547656 ·
NIIN 016547656 ·
01-654-7656 ·
FSC 5310 Nuts and Washers · CAGE 05606 · 402307
Manufacturer of record: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
Identification
NSN: 5310-01-654-7656
NIIN: 016547656
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 402307
Manufacturer: General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Description
The Washer,lock, cataloged under National Stock Number 5310-01-654-7656, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Washer,lock
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Manufacturers
Nioa Trading Nioa Nominees Pty Limited Div Nioa (CAGE Z2C27); General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (CAGE 05606)
Technical Specifications
Parameter
Value
NSN
5310-01-654-7656
Primary Part Number
402307
Item Name
Washer,lock
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems
General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (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 5310-01-654-7656?
NSN 5310-01-654-7656 is a Washer,lock, manufactured by General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-654-7656?
NSN 5310-01-654-7656 has 2 manufacturer part numbers on file: 402307 (Nioa Trading Nioa Nominees Pty Limited Div Nioa), 402307 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems).
Is NSN 5310-01-654-7656 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.
What is the DEMIL code for NSN 5310-01-654-7656?
NSN 5310-01-654-7656 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.