The Washer,concave, cataloged under National Stock Number 5310-01-724-9282, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,concave |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-724-9282 |
| Item Name | Washer,concave |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| 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 |
|---|---|
| BACW10EK9CC | 5/1 Secondary reference Briles Aerospace, Llc |
| BACW10EK9CC | 5/1 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| BACW10EK | D/9 Drawing number reference only U.S. Government activity |
| BACW10EK9CC | 3/1 Design control — primary reference U.S. Government activity |
| BACW10EK9CC | 5/1 Secondary reference Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
NSN 5310-01-724-9282 is a Washer,concave, classified under FSC 5310, Nuts and Washers. Status: active.
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.