The Panel Assembly,roof, cataloged under National Stock Number 2540-01-236-6489, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Am General Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: AY.
| Parameter | Value |
|---|---|
| NSN | 2540-01-236-6489 |
| Primary Part Number | CP12339631-1 |
| Item Name | Panel Assembly,roof |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF ROOF ASSEMBLY COMPLETE (SUPPLEMENTAL) (TOW);USED ON MODELS M1045 AND M1046 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | AY |
| Part Number | Manufacturer |
|---|---|
| CP12339631-1 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 12339631-2 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 2540PL1945830 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5595394 | 5/9 Secondary reference Am General Llc |
| 12339631-2 | 3/9 Design control — primary reference Am General Llc |
| 2540PL1945835 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 2540-01-236-6489 is a Panel Assembly,roof, manufactured by Am General Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-236-6489 has 1 manufacturer part number on file: CP12339631-1 (Am General Llc).
Key specifications for CP12339631-1: General Characteristics Item Description: CONSISTS OF ROOF ASSEMBLY COMPLETE (SUPPLEMENTAL) (TOW);USED ON MODELS M1045 AND M1046; End Item Identification: PCCN CHMMWV 1 1/4 TON. 1 specification is 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.
NSN 2540-01-236-6489 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.