The Pipe,exhaust, cataloged under National Stock Number 2540-01-376-3253, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Walker Mfg Co. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 2540-01-376-3253 |
| Primary Part Number | 43007 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Walker Mfg Co |
| Status | ACTIVE |
| End Item Model Number | MT-145 |
| End Item Source | 89346 |
| Design Form | STRAIGHT |
| End Item Name | TRUCK |
| Nominal Outside Diameter | 4.000 INCHES IN |
| Material | STEEL |
| Usage Location | CENTER TAIL PIPE |
| 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 |
|---|---|
| 43007 PRIMARY | Walker Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| 477562C1 | 5/2 Secondary reference U.S. Government activity |
NSN 2540-01-376-3253 is a Pipe,exhaust, manufactured by Walker Mfg Co, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-376-3253 has 1 manufacturer part number on file: 43007 (Walker Mfg Co).
4 possible matches (shared part number, not a government interchangeability claim): 5330-01-377-5137, 5120-01-398-7796, 5950-01-463-3096. Verify interchangeability with system specifications before substitution.
Key specifications for 43007: End Item Model Number: MT-145; End Item Source: 89346; Design Form: STRAIGHT; End Item Name: TRUCK. 7 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.