The Washer,flat, cataloged under National Stock Number 5310-01-588-5054, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Cross Match Technologies, Inc.. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Mcmaster-Carr Supply Company (CAGE 2V507); Cross Match Technologies, Inc. (CAGE 1USE5); Tim Price Inc. Dba Tim Price Inc (CAGE 097B0); Mcmaster-Carr Supply Co (CAGE 0KVE6) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-588-5054 |
| Primary Part Number | 900340 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Cross Match Technologies, 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 |
|---|---|
| 96659A110 | Mcmaster-Carr Supply Company (USA) |
| 900340 PRIMARY | Cross Match Technologies, Inc. (USA) |
| 900340 | Tim Price Inc. Dba Tim Price Inc (USA) |
| 96659A110 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 6301E06-ITEM21 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-588-5054 is a Washer,flat, manufactured by Cross Match Technologies, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-588-5054 has 4 manufacturer part numbers on file: 96659A110 (Mcmaster-Carr Supply Company), 900340 (Cross Match Technologies, Inc.), 900340 (Tim Price Inc. Dba Tim Price Inc), 96659A110 (Mcmaster-Carr Supply Co).
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.