The Insulation,vehicular, cataloged under National Stock Number 2540-01-473-0367, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Midwest Acoust-a-Fiber, Inc. Dba M. a. I.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 2540-01-473-0367 |
| Primary Part Number | ECV-04 |
| Item Name | Insulation,vehicular |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Midwest Acoust-a-Fiber, Inc. Dba M. a. I. |
| Status | ACTIVE |
| Material Document and Classification | 19207 RCSK 18046 MFR REF ALL MATERIAL RESPONSES |
| Material | FIBERGLASS AND GLASS FIBER AND PLASTIC OVERALL |
| 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 |
|---|---|
| ECV-04 PRIMARY | Midwest Acoust-a-Fiber, Inc. Dba M. a. I. (USA) |
| 12469335 | Am General Llc (USA) |
| 12469335 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| RCSK18046-4 | 5/9 Secondary reference Am General Llc |
| RCSK 18046 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 2540-01-473-0367 is a Insulation,vehicular, manufactured by Midwest Acoust-a-Fiber, Inc. Dba M. a. I., classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-473-0367 has 3 manufacturer part numbers on file: ECV-04 (Midwest Acoust-a-Fiber, Inc. Dba M. a. I.), 12469335 (Am General Llc), 12469335 (U S Army Tank Automotive Command Amsta-Im-Mm).
2 possible matches (shared part number, not a government interchangeability claim): 2540-01-473-0368, 2540-01-473-0369. Verify interchangeability with system specifications before substitution.
Key specifications for ECV-04: Material Document and Classification: 19207 RCSK 18046 MFR REF ALL MATERIAL RESPONSES; Special Features: MATERIAL IS A MOLDED ACOUSTICAL LINER CONSISTING O;F REFLECTIVE LAMINATE, FIBERGLASS BATTING, A MOLDABLE SOUND BARRIER, AND LATEX BASE ADHESIVE CONTACT; NHA RH COWL; End Item Identification: E/I 2320-01-412-0143 TRUCK,UTILITY; Material: FIBERGLASS AND GLASS FIBER AND PLASTIC OVERALL. 2 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.