The Regulator,vehicle Window, cataloged under National Stock Number 2540-01-522-0848, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Muncy Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2540-01-522-0848 |
| Primary Part Number | 12423355-002 |
| Item Name | Regulator,vehicle Window |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Muncy Corp |
| Status | ACTIVE |
| Mounting Location | RIGHT HAND |
| 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 |
|---|---|
| 12423355-002 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12423355-002 PRIMARY | Muncy Corp (USA) |
| Reference | Meaning |
|---|---|
| 12423355 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 2540-01-522-0848 is a Regulator,vehicle Window, manufactured by Muncy Corp, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-522-0848 has 2 manufacturer part numbers on file: 12423355-002 (U S Army Tank Automotive Command Amsta-Im-Mm), 12423355-002 (Muncy Corp).
1 possible match (shared part number, not a government interchangeability claim): 2540-01-522-1662. Verify interchangeability with system specifications before substitution.
Key specifications for 12423355-002: Mounting Location: RIGHT HAND; End Item Identification: M1080A1 NSN 2320-01-447-6345. 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.