The Washer,recessed, cataloged under National Stock Number 5310-00-937-4458, 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9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-937-4458 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | RECESSED |
| Material Document and Classification | QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.375 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Recess Depth | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Material Thickness | 0.010 INCHES MINIMUM AND 0.030 INCHES MAXIMUM IN |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL COMP 304 OVERALL |
| Hole Diameter | 0.137 INCHES MINIMUM AND 0.157 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 |
|---|---|
| SMB447930 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-937-4458 is a Washer,recessed, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-937-4458: Overall Height: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: RECESSED; Material Document and Classification: QQ-S-766,COND A FED SPEC 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.