The Lock,flush, cataloged under National Stock Number 5340-01-331-7979, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-331-7979 |
| Item Name | Lock,flush |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Design Type | LATCH |
| Surface Treatment | ZINC AND CHROMATE CASE |
| Material | STEEL COMP 1009 CASE |
| Thickness | 0.620 INCHES MINIMUM MEMBER IN |
| 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 |
|---|---|
| 87-2023 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
| 2-67-0055-02-00 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-331-7979 is a Lock,flush, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-331-7979: Design Type: LATCH; Special Features: MASTER KEY PROVISION:NOT INCLUDED;; Surface Treatment: ZINC AND CHROMATE CASE; Material: STEEL COMP 1009 CASE. 4 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.