The Washer,flat, cataloged under National Stock Number 5310-01-486-4696, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-486-4696 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Center Hole Width | 0.285 INCHES NOMINAL IN |
| Overall Diameter | 0.562 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-6855,CL 2,GR 60,TY A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Center Hole Shape Style | DEE |
| Hole Diameter | 0.300 INCHES NOMINAL IN |
| Thickness | 0.060 INCHES NOMINAL IN |
| 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 |
|---|---|
| 0N385904-1 | 3/2 Design control — primary reference U.S. Government activity |
| 0N385904 | D/9 Drawing number reference only U.S. Government activity |
NSN 5310-01-486-4696 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-486-4696: Center Hole Width: 0.285 INCHES NOMINAL IN; Overall Diameter: 0.562 INCHES NOMINAL IN; Material Document and Classification: MIL-R-6855,CL 2,GR 60,TY A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 9 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.