The Cover,transmission, cataloged under National Stock Number 2520-01-398-8317, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-398-8317 |
| Primary Part Number | 2W6546 |
| Item Name | Cover,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Mounting Hole Quantity | 8 |
| 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 |
|---|---|
| CV132154 | Finning (uk) Ltd (GBR) |
| 2W6546 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 2W-6546 | Finning (uk) Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 2520013988317 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2520-01-398-8317 is a Cover,transmission, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-398-8317 has 3 manufacturer part numbers on file: CV132154 (Finning (uk) Ltd), 2W6546 (Caterpillar Inc Div Caterpillar Defense), 2W-6546 (Finning (uk) Ltd).
Key specifications for 2W6546: Mounting Hole Quantity: 8; Special Features: 2 DOWEL PIN PATTERN; End Item Identification: 2320-01-383-2047. 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.