The Modification Kit,vehicular Equip, cataloged under National Stock Number 2540-00-221-9140, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2540-00-221-9140 |
| Primary Part Number | 11644581 |
| Item Name | Modification Kit,vehicular Equip |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Component Quantity | 14 |
| Document Type | ENGINEERING DRAWING |
| End Item Source | 19207 |
| Document Identification | DWG NO. 11644581 |
| Component Document Origin | GOVERNMENT |
| End Item Name | HOWITZER,MEDIUM,SELF-PROPELLED |
| Document Source | 19207 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11644581 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2540-00-221-9140 is a Modification Kit,vehicular Equip, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-00-221-9140 has 1 manufacturer part number on file: 11644581 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11644581: Component Quantity: 14; Document Type: ENGINEERING DRAWING; End Item Source: 19207; Document Identification: DWG NO. 11644581. 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.