The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-306-3174, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 2520-01-306-3174 |
| Primary Part Number | 11650306 |
| 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 |
| Spline Type | INVOLUTE |
| Design Type | DRY |
| Teeth Quantity Per Disk | 47 |
| Outside Diameter | 12.760 INCHES NOMINAL IN |
| Flexibility | RIGID |
| Disk Type | INTERNAL TEETH |
| 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 |
|---|---|
| 11650306 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 8351722 | C/1 Advisory reference — outside the item-of-supply concept Allison Transmission Inc Dba Allison Transmission, Inc |
| 8351722 | C/1 Advisory reference — outside the item-of-supply concept U S Army Tank Automotive Command Amsta-Im-Mm |
| MPC 6823 | 5/9 Secondary reference Friction Products Co. Dba Hawk Performance Div Carlisle Brake & Friction |
| MPC 6823 | C/1 Advisory reference — outside the item-of-supply concept Cmbf Products Inc |
| MPC 6823 | 5/9 Secondary reference The S K Wellman Corp Dba Wellman Friction Products |
| 1-06534 | 3/9 Design control — primary reference Friction Holdings, Llc Dba Friction Products Co Div Raybestos Powertrain |
| 8351722 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 2520-01-306-3174 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 2520-01-306-3174 has 1 manufacturer part number on file: 11650306 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-326-3581. Verify interchangeability with system specifications before substitution.
Key specifications for 11650306: Disk Material: STEEL; Spline Type: INVOLUTE; Design Type: DRY; Teeth Quantity Per Disk: 47. 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.