The Locking Device,valve, cataloged under National Stock Number 5340-01-715-9160, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Master Lock Company Llc Dba Master Lock Div Master Lock Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-715-9160 |
| Primary Part Number | S3921 |
| Item Name | Locking Device,valve |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Master Lock Company Llc Dba Master Lock Div Master Lock Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5340-01-715-9160 is a Locking Device,valve, manufactured by Master Lock Company Llc Dba Master Lock Div Master Lock Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-715-9160 has 2 manufacturer part numbers on file: 02417561 (Blackwood J. Blackwood & Son Pty Ltd), S3921 (Master Lock Company Llc Dba Master Lock Div Master Lock Company).
Key specifications for S3921: Special Features: MADE OF THERMOPLASTIC AND THE COLOR IS RED; Part Name Assigned by Controlling Agency: BUTTERFLY VALVE LOCKOUT KIT. 0 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.