The Parts Kit,driving Axle Different, cataloged under National Stock Number 2520-01-628-0063, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-628-0063 |
| Primary Part Number | 1KS657 |
| Item Name | Parts Kit,driving Axle Different |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Component Quantity | 6 |
| Document Type | MFR DRAWING |
| Supply Items and Quantities | 1 MOUNTING BRACKET;1 PISTON HOUSING;1 LOCK NUT;1 PISTON;1 PISTON O-RING;1 SHOULDER WASHER |
| Component Document Origin | INDUSTRIAL |
| End Item Name | DIFFERENTIAL LOCKOUT |
| Document Source | 45152 |
| 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 |
|---|---|
| 1KS657 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 1KS657 | 5/9 Secondary reference Oshkosh Corp |
NSN 2520-01-628-0063 is a Parts Kit,driving Axle Different, manufactured by Oshkosh Defense Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-628-0063 has 1 manufacturer part number on file: 1KS657 (Oshkosh Defense Llc).
Key specifications for 1KS657: Component Quantity: 6; Document Type: MFR DRAWING; Supply Items and Quantities: 1 MOUNTING BRACKET;1 PISTON HOUSING;1 LOCK NUT;1 PISTON;1 PISTON O-RING;1 SHOULDER WASHER; Component Document Origin: INDUSTRIAL. 6 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.