The Washer,flat, cataloged under National Stock Number 5310-01-648-3495, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Nmc Group, Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Nmc Group, Inc. (CAGE 03296); K. R. Anderson, Inc (CAGE 3M871); M4 Engineering, Inc. Dba M4 Engineering Inc (CAGE 3LGZ2) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-648-3495 |
| Primary Part Number | JSFW24-5L |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Nmc Group, 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 |
|---|---|
| JSFW24-5L PRIMARY | Nmc Group, Inc. (USA) |
| JSFW24-5L PRIMARY | K. R. Anderson, Inc (USA) |
| JSFW24-5L PRIMARY | M4 Engineering, Inc. Dba M4 Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| JSFW24 | D/9 Drawing number reference only U.S. Government activity |
| JSFW24-5L | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5310-01-648-3495 is a Washer,flat, manufactured by Nmc Group, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-648-3495 has 3 manufacturer part numbers on file: JSFW24-5L (Nmc Group, Inc.), JSFW24-5L (K. R. Anderson, Inc), JSFW24-5L (M4 Engineering, Inc. Dba M4 Engineering Inc).
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.