The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-155-5253, 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8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-155-5253 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.081 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED AND RECESSED |
| Material Document and Classification | MIL-S-890 CL AN MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.800 INCHES NOMINAL IN |
| Material Thickness | 0.313 INCHES NOMINAL IN |
| Shoulder Diameter | 0.218 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Hole Diameter | 1.502 INCHES MINIMUM AND 1.507 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 |
|---|---|
| 703-2298071 PIECE 15 | 5/2 Secondary reference U.S. Government activity |
| 703-2298072 PIECE 5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-155-5253 is a Washer,shouldered and Recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-155-5253: Shoulder Height: 0.081 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN; Style Designator: SHOULDERED AND RECESSED; Material Document and Classification: MIL-S-890 CL AN MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.800 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.