The Piston,valve, cataloged under National Stock Number 2530-01-563-5693, 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 Cm Automotive Systems Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Piston,valve |
| FSC / FSG | 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25) |
| Manufacturers | Cm Automotive Systems Inc (CAGE 0N0J4) |
| Parameter | Value |
|---|---|
| NSN | 2530-01-563-5693 |
| Primary Part Number | 50004107 |
| Item Name | Piston,valve |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Cm Automotive Systems Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 50004107 PRIMARY | Cm Automotive Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 50004120 | D/9 Drawing number reference only Cm Automotive Systems Inc |
NSN 2530-01-563-5693 is a Piston,valve, manufactured by Cm Automotive Systems Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-563-5693 has 1 manufacturer part number on file: 50004107 (Cm Automotive Systems 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.