The Washer,flat, cataloged under National Stock Number 5310-01-074-6879, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-074-6879 |
| Primary Part Number | 40-00703-001 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-13924 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.463 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | OXIDE FILM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 303 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Thickness | 0.104 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 40-00703-001 | Raytheon Company (USA) |
| 40-00703-001 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 40-00703-001 | 5/9 Secondary reference Raytheon Company |
NSN 5310-01-074-6879 is a Washer,flat, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-074-6879 has 2 manufacturer part numbers on file: 40-00703-001 (Raytheon Company), 40-00703-001 (Raytheon Company Dba Raytheon Co).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-512-7485. Verify interchangeability with system specifications before substitution.
Key specifications for 40-00703-001: Surface Treatment Document and Classification: MIL-C-13924 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.463 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN; Material Document and Classification: ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 specifications are documented in the U.S. Government catalog.
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.