The Insulation,vehicular, cataloged under National Stock Number 2540-01-551-5103, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp. 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. 2 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 | 2540-01-551-5103 |
| Primary Part Number | 4000327 |
| Item Name | Insulation,vehicular |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp |
| Status | ACTIVE |
| Overall Thickness | 6.0 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4000327 PRIMARY | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
NSN 2540-01-551-5103 is a Insulation,vehicular, manufactured by General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-551-5103 has 1 manufacturer part number on file: 4000327 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-588-5563, 5310-01-612-3223. Verify interchangeability with system specifications before substitution.
Key specifications for 4000327: Overall Thickness: 6.0 INCHES NOMINAL IN; Overall Width: 282.0 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: PANEL,INSULATION LH XMSN TNL; End Item Identification: 2320-01-529-2251 TRUCK,BOMB SERVICE,BUFFALO HEAVY MINE PROTECTED CLEARANCE VEHICLE; MRAP BUFFALO MK2A2. 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.
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.