The Padlock, cataloged under National Stock Number 5340-01-412-7004, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Pacific Lock Company. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: SE.
| Parameter | Value |
|---|---|
| NSN | 5340-01-412-7004 |
| Primary Part Number | P40-B-KA-BRS |
| Item Name | Padlock |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Pacific Lock Company |
| Status | ACTIVE |
| Shackle Clearance | 0.750 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN |
| Operating Mechanism Type | BLADE TUMBLER OR DISK TUMBLER OR PIN TUMBLER |
| Color | BRASS OR BRONZE |
| Material | COPPER ALLOY OVERALL |
| Construction | LAMINATED OR SOLID |
| 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 | SE |
| Part Number | Manufacturer |
|---|---|
| P40-B-KA-BRS PRIMARY | Pacific Lock Company (USA) |
| Reference | Meaning |
|---|---|
| ASL40NKASBUSS6 | 5/9 Secondary reference American Lock Company Dba American Lock |
| ASL40KAS6BUSS6 | 5/9 Secondary reference American Lock Company Dba American Lock |
| ASL40KAS6BUSS6 | 5/9 Secondary reference Master Lock Company Llc |
| DU34062 | 5/9 Secondary reference U.S. Government activity |
| ASTM F883 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5340-01-412-7004 is a Padlock, manufactured by Pacific Lock Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-412-7004 has 1 manufacturer part number on file: P40-B-KA-BRS (Pacific Lock Company).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-463-5841. Verify interchangeability with system specifications before substitution.
Key specifications for P40-B-KA-BRS: Shackle Clearance: 0.750 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN; Operating Mechanism Type: BLADE TUMBLER OR DISK TUMBLER OR PIN TUMBLER; Color: BRASS OR BRONZE; Special Features: SET OF SIX PADLOCKS KEY OPERATED; KEYED ALIKE; SHACKLE DIAMETER 1/4 INCH NOMINAL; HORIZONTAL CLEARANCE 3/4 INCH, NOT KEY RETAINING IN. 5 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.