The Disk,clutch,vehicular, cataloged under National Stock Number 2520-00-229-2848, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Trw Inc Trw Intl Trade Government Sales Dept. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-229-2848 |
| Primary Part Number | 22A158F |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Trw Inc Trw Intl Trade Government Sales Dept |
| Status | ACTIVE |
| Disk Material | STEEL |
| Design Type | DRY |
| Teeth Quantity Per Disk | 42 |
| Outside Diameter | 4.500 INCHES NOMINAL IN |
| Flexibility | RIGID |
| Disk Type | INTERNAL TEETH |
| Features Provided | FRICTION MATERIAL FACING |
| Material | FIBER |
| 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 |
|---|---|
| 22A158F | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| C8AZ7B164D | 5/9 Secondary reference Ford Motor Company |
| C8AZ7B164D | 3/9 Design control — primary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
NSN 2520-00-229-2848 is a Disk,clutch,vehicular, manufactured by Trw Inc Trw Intl Trade Government Sales Dept, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-229-2848 has 1 manufacturer part number on file: 22A158F (Trw Inc Trw Intl Trade Government Sales Dept).
Key specifications for 22A158F: Disk Material: STEEL; Design Type: DRY; Teeth Quantity Per Disk: 42; Outside Diameter: 4.500 INCHES NOMINAL IN. 9 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.