The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-00-471-7525, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-471-7525 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Shoulder Height | 0.100 INCHES NOMINAL IN |
| Style Designator | SHOULDERED AND RECESSED |
| Outside Diameter | 1.310 INCHES MINIMUM AND 1.320 INCHES MAXIMUM IN |
| Material Thickness | 0.150 INCHES NOMINAL IN |
| Shoulder Diameter | 0.600 INCHES NOMINAL IN |
| Hole Diameter | 0.250 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 |
|---|---|
| 5310-99-603 | 6/9 Informative reference only U.S. Government activity |
| F279865 | 3/9 Design control — primary reference British Aerospace (military Aircraft & Aerostructures) |
| F279865 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems (operations) Limited |
NSN 5310-00-471-7525 is a Washer,shouldered and Recessed, classified under FSC 5310, Nuts and Washers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5310-00-471-8006. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-471-7525: Shoulder Height: 0.100 INCHES NOMINAL IN; Style Designator: SHOULDERED AND RECESSED; Outside Diameter: 1.310 INCHES MINIMUM AND 1.320 INCHES MAXIMUM IN; Material Thickness: 0.150 INCHES NOMINAL IN. 6 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.