The Washer,shouldered, cataloged under National Stock Number 5310-00-810-7709, 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8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-810-7709 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.015 INCHES NOMINAL IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-B-626 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 0.541 INCHES MINIMUM AND 0.551 INCHES MAXIMUM IN |
| Material Thickness | 0.015 INCHES NOMINAL IN |
| Shoulder Diameter | 0.312 INCHES NOMINAL IN |
| Material | COPPER ALLOY 260 OR COPPER ALLOY 268 OVERALL |
| Hole Diameter | 0.281 INCHES MINIMUM AND 0.291 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 |
|---|---|
| MS20230WB10 | 2/2 Government specification standardization U.S. Government activity |
NSN 5310-00-810-7709 is a Washer,shouldered, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-810-7709: Shoulder Height: 0.015 INCHES NOMINAL IN; Style Designator: SHOULDERED; Material Document and Classification: QQ-B-626 FED SPEC ALL MATERIAL RESPONSES OVERALL; Outside Diameter: 0.541 INCHES MINIMUM AND 0.551 INCHES MAXIMUM 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.