The Cover Assembly,transmission, cataloged under National Stock Number 2520-01-372-2783, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is The Entwistle Company Llc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-372-2783 |
| Primary Part Number | 8909-129-001 |
| Item Name | Cover Assembly,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| General Characteristics Item Description | FOAM,1.00 IN. THICK,1.00 IN.HIGH,23.000 INCHES LENGTH IN |
| Special Handling Feature | FRAGILE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8909-129-001 PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 8909-129-001 | 5/9 Secondary reference Entwistle Co the Defense Technology Div |
NSN 2520-01-372-2783 is a Cover Assembly,transmission, manufactured by The Entwistle Company Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-372-2783 has 1 manufacturer part number on file: 8909-129-001 (The Entwistle Company Llc).
Key specifications for 8909-129-001: General Characteristics Item Description: FOAM,1.00 IN. THICK,1.00 IN.HIGH,23.000 INCHES LENGTH IN; End Item Identification: 3930-01-330-8907; Special Handling Feature: FRAGILE. 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.