The Piston X Valve Asy, cataloged under National Stock Number 2530-00-528-2604, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Piston X Valve Asy |
| FSC / FSG | 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Fwd Seagrave Holdings Lp (CAGE 23382) |
| Parameter | Value |
|---|---|
| NSN | 2530-00-528-2604 |
| Primary Part Number | 5282604 |
| Item Name | Piston X Valve Asy |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| 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 |
|---|---|
| 5282604 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 17A372940 | Fwd Seagrave Holdings Lp (USA) |
| Reference | Meaning |
|---|---|
| 372940 | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 372940 | 3/9 Design control — primary reference Bendix Corp the Hydraulics Div |
| 2175671 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 2175671 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 372940 | 5/9 Secondary reference Ford Motor Company |
| 50651R11 | 5/2 Secondary reference U.S. Government activity |
NSN 2530-00-528-2604 is a Piston X Valve Asy, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-528-2604 has 2 manufacturer part numbers on file: 5282604 (U S Army Tank Automotive Command Amsta-Im-Mm), 17A372940 (Fwd Seagrave Holdings Lp).
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.