The Disk,clutch,vehicular, cataloged under National Stock Number 2520-00-736-0273, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 2520-00-736-0273 |
| Primary Part Number | 8351722 |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Disk Material | STEEL |
| Design Type | WET |
| Teeth Quantity Per Disk | 47 |
| Outside Diameter | 12.760 INCHES NOMINAL IN |
| Flexibility | RIGID |
| Disk Type | INTERNAL TEETH |
| Features Provided | FRICTION MATERIAL FACING AND MATERIAL FACING GROOVE |
| Construction | SOLID |
| 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 |
|---|---|
| 8351722 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 8351722 | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 8351722 | 5/9 Secondary reference U.S. Government activity |
| 2520007360273 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 151978005003 | 8/1 NATO reproduction reference Lukarelli Simo |
NSN 2520-00-736-0273 is a Disk,clutch,vehicular, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-736-0273 has 2 manufacturer part numbers on file: 8351722 (U S Army Tank Automotive Command Amsta-Im-Mm), 8351722 (Allison Transmission Inc Dba Allison Transmission, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 2520-00-937-1170, 2520-01-306-3174. Verify interchangeability with system specifications before substitution.
Key specifications for 8351722: Disk Material: STEEL; Design Type: WET; Teeth Quantity Per Disk: 47; Outside Diameter: 12.760 INCHES NOMINAL IN. 8 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.