The Washer,flat, cataloged under National Stock Number 5310-01-468-0063, 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6 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-468-0063 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Outside Diameter | 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | NICKEL ALLOY 718 OVERALL |
| Hole Diameter | 0.314 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| Thickness | 0.057 INCHES MINIMUM AND 0.069 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 |
|---|---|
| MS14183P-C5 | 5/9 Secondary reference U.S. Government activity |
| MS14183P-C5 | 3/2 Design control — primary reference U.S. Government activity |
| NASM14183 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5310-01-468-0063 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-468-0063: Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Outside Diameter: 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN; Special Features: RECESS DIAMETER: 0.386 IN. MIN. AND 0.396 IN. MAX.;RECESS ANGLE: 44.0 DEG. MIN. AND 46.0 DEG. MAX.;STYLE DESIGNATOR: RECESSED IN; Surface Treatment: CADMIUM OVERALL. 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.