The Washer,flat, cataloged under National Stock Number 5310-01-165-6958, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Amz Alabama Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Amz Alabama Inc. (CAGE 076M6); Goriziane Group Spa (CAGE A9271); Bae Systems Hagglunds Aktiebolag (CAGE AC90N) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-165-6958 |
| Primary Part Number | 4536442-001 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Amz Alabama Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4536442-001 | Amz Alabama Inc. (USA) |
| 453 6442-001 | Goriziane Group Spa (ITA) |
| 4536442-001 | Bae Systems Hagglunds Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 455-0285 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 4536442-001 | 5/9 Secondary reference U.s. Defense Services, Inc. Dba Usds |
| 4536442-001 | 3/9 Design control — primary reference Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems Integrated Defense |
| 4536442-001 | 5/9 Secondary reference Bae Systems Hagglunds Ab |
NSN 5310-01-165-6958 is a Washer,flat, manufactured by Amz Alabama Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-165-6958 has 3 manufacturer part numbers on file: 4536442-001 (Amz Alabama Inc.), 453 6442-001 (Goriziane Group Spa), 4536442-001 (Bae Systems Hagglunds Aktiebolag).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.