The Buckle, cataloged under National Stock Number 5340-01-123-7593, is classified within Federal Supply Class 5340 (Hardware, Commercial) 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8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-123-7593 |
| Item Name | Buckle |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE |
| Buckle Style Designator | SINGLE BAR-TONGUELESS |
| Strap Accommodation Width | 0.860 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-B-613, ALLOY 260, 1/4H FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-613, ALLOY 268, 1/4H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Insignia | NOT INCLUDED |
| Surface Treatment | OXIDE |
| Material | COPPER ALLOY 260 OR COPPER ALLOY 268 OVERALL |
| Enameled Feature | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| MS51927-2 | 2/2 Government specification standardization U.S. Government activity |
| MIL-B-543 | 4/1 Identification reference U.S. Government activity |
NSN 5340-01-123-7593 is a Buckle, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-123-7593: Surface Treatment Document and Classification: MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE; Buckle Style Designator: SINGLE BAR-TONGUELESS; Strap Accommodation Width: 0.860 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN; Material Document and Classification: QQ-B-613, ALLOY 260, 1/4H FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-613, ALLOY 268, 1/4H FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.