NSN 5310-01-677-8055 · NIIN 016778055 · Part number AL4000323
General Dynamics Ordnance and Tactical Systems, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0F875
Government record, cited
NSN 5310-01-677-8055 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-677-8055. Manufacturer of record part number: AL4000323.
Also searched as5310-01-677-8055 ·
5310016778055 ·
NIIN 016778055 ·
01-677-8055 ·
FSC 5310 Nuts and Washers · CAGE 0F875 · AL4000323
Manufacturer of record: General Dynamics Ordnance and Tactical Systems, Inc.
Identification
NSN: 5310-01-677-8055
NIIN: 016778055
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: AL4000323
Manufacturer: General Dynamics Ordnance and Tactical Systems, Inc.
General Description
The Washer,flat, cataloged under National Stock Number 5310-01-677-8055, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Ordnance and Tactical Systems, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-677-8055
Primary Part Number
AL4000323
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
General Dynamics Ordnance and Tactical Systems, Inc.
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
⇄Related Items1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-688-8963AL4000323POSSIBLE MATCH
WASHER,FLAT
Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm
General Dynamics Ordnance and Tactical Systems, Inc. (USA)
Related Parts
5310-01-688-8963POSSIBLE MATCH
WASHER,FLAT
AL4000323
Frequently Asked Questions
What is NSN 5310-01-677-8055?
NSN 5310-01-677-8055 is a Washer,flat, manufactured by General Dynamics Ordnance and Tactical Systems, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-677-8055?
NSN 5310-01-677-8055 has 2 manufacturer part numbers on file: AL4000323 (Flyer Defense, Llc), AL4000323 (General Dynamics Ordnance and Tactical Systems, Inc.).
What NSN replaces 5310-01-677-8055?
1 possible match (shared part number, not a government interchangeability claim): 5310-01-688-8963. Verify interchangeability with system specifications before substitution.
What are the specifications of AL4000323?
Key specifications for AL4000323: Part Name Assigned by Controlling Agency: WASHER, FLAT; End Item Identification: 2355-01-627-5147. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-677-8055 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.