The Disk,clutch,vehicular, cataloged under National Stock Number 2520-01-071-0645, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Kalmar AC Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | Kalmar AC Inc (CAGE 0AHU0) |
| Parameter | Value |
|---|---|
| NSN | 2520-01-071-0645 |
| Primary Part Number | 74987610-8 |
| Item Name | Disk,clutch,vehicular |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 74987610-8 | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 10-11-666-004 | 3/9 Design control — primary reference Liberty Ventures Inti, Llc |
| 4912342 | 5/9 Secondary reference Kalmar AC Inc |
| 4912340 | D/9 Drawing number reference only Kalmar AC Inc |
| 74912342 | 5/9 Secondary reference Kalmar AC Inc |
NSN 2520-01-071-0645 is a Disk,clutch,vehicular, manufactured by Kalmar AC Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-071-0645 has 1 manufacturer part number on file: 74987610-8 (Kalmar AC Inc).
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.