The Washer,seal, cataloged under National Stock Number 5310-01-322-5070, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-322-5070 |
| Item Name | Washer,seal |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Outside Diameter | 0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN |
| Material Thickness | 0.051 INCHES NOMINAL0.051 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 723299-77 | 5/9 Secondary reference Raytheon Company Div Rmd Strategic |
| 658651-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-322-5070 is a Washer,seal, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-322-5070: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Outside Diameter: 0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN; Material Thickness: 0.051 INCHES NOMINAL0.051 INCHES NOMINAL IN; Special Features: SEAL MATERIAL NITRILE,FOR USE WITH 0.164 IN. THREADSSEAL MATERIAL NITRILE,FOR USE WITH 0.164 IN. THREADS IN. 4 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.