The Washer,shouldered, cataloged under National Stock Number 5310-00-646-9533, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-646-9533 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.093 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Material Thickness | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.870 INCHES MINIMUM AND 0.874 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Hole Diameter | 0.750 INCHES MINIMUM AND 0.754 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 |
| Reference | Meaning |
|---|---|
| 30-2575 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-646-9533 is a Washer,shouldered, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-646-9533: Shoulder Height: 0.093 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN; Style Designator: SHOULDERED; Material Document and Classification: MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.000 INCHES NOMINAL IN. 8 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.