The Hatch,roof Assembly,vehicle, cataloged under National Stock Number 2510-01-581-3444, is classified within Federal Supply Class 2510 (Vehicular Cab, Body, and Frame Structural Components) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2510-01-581-3444 |
| Primary Part Number | 6445763-01M1 |
| Item Name | Hatch,roof Assembly,vehicle |
| FSC / FSG | 2510 / 25 — Vehicular Cab, Body, and Frame Structural Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6445763-01M1 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 6445763-01M1 PRIMARY | O'gara-Hess & Eisenhardt Armoring Company Llc (USA) |
| 6445763-01M1 | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6445763-01M1 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Land & Armaments L.p. |
| 6445763-01M1 | 3/9 Design control — primary reference Bae Systems Survivability Systems Llc |
NSN 2510-01-581-3444 is a Hatch,roof Assembly,vehicle, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2510, Vehicular Cab, Body, and Frame Structural Components. Status: active.
NSN 2510-01-581-3444 has 3 manufacturer part numbers on file: 6445763-01M1 (Caterpillar Inc Div Caterpillar Defense), 6445763-01M1 (O'gara-Hess & Eisenhardt Armoring Company Llc), 6445763-01M1 (Amz Alabama Inc.).
Key specifications for 6445763-01M1: Special Features: MEASURNMENTS ARE METRIC; Part Name Assigned by Controlling Agency: HATCH, ROOF ASSEMBLY, VEHICLE; End Item Identification: EGRESS HATCH ASSEMBLY. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.