The Latch,door,vehicular, cataloged under National Stock Number 2540-01-199-6699, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-199-6699 |
| Primary Part Number | 3V4400 |
| Item Name | Latch,door,vehicular |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| BF3538 | Komatsu America Corp. (USA) |
| 3V4400 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| VS6017 | 5/9 Secondary reference American Standard Inc Westinghouse Air Brake Co Div |
| 1016402 | 5/9 Secondary reference Triumph Engineered Solutions, Inc. Dba Triumph Fabrications - Phoenix Div Triumph Fabrications - Phoenix |
| 1016402 | 5/9 Secondary reference Aircraft Specialties Inc |
NSN 2540-01-199-6699 is a Latch,door,vehicular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-199-6699 has 2 manufacturer part numbers on file: BF3538 (Komatsu America Corp.), 3V4400 (Caterpillar Inc Div Caterpillar Defense).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-301-8911. Verify interchangeability with system specifications before substitution.
Key specifications for 3V4400: Special Features: RECTANGULAR SHAPED; WITH LEVER; PART OF CAB DOOR ASSEMBLY; End Item Identification: 3930-01-082-3758. 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.