The Washer,shouldered, cataloged under National Stock Number 5310-01-053-3590, 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9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-053-3590 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.280 INCHES MINIMUM AND 0.282 INCHES MAXIMUM IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| Style Designator | SHOULDERED |
| Material Document and Classification | AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 3.895 INCHES MINIMUM AND 3.905 INCHES MAXIMUM IN |
| Material Thickness | 0.051 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN |
| Shoulder Diameter | 2.800 INCHES MINIMUM AND 2.802 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Hole Diameter | 2.442 INCHES MINIMUM AND 2.447 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 |
|---|---|
| 5003767 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-053-3590 is a Washer,shouldered, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-053-3590: Shoulder Height: 0.280 INCHES MINIMUM AND 0.282 INCHES MAXIMUM IN; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM; Style Designator: SHOULDERED; Material Document and Classification: AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.