The Valve,relay,air Pressure, cataloged under National Stock Number 2530-01-478-7377, 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 Windward Enterprises, Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2530-01-478-7377 |
| Primary Part Number | WHMB400211HB |
| Item Name | Valve,relay,air Pressure |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Windward Enterprises, Llc |
| Status | ACTIVE |
| Body Style | MULTIPLE CIONNECTION |
| End Connection Quantity | 5 |
| 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 |
|---|---|
| WHMB400211HB PRIMARY | Windward Enterprises, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2530014787377 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2530-01-478-7377 is a Valve,relay,air Pressure, manufactured by Windward Enterprises, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-478-7377 has 1 manufacturer part number on file: WHMB400211HB (Windward Enterprises, Llc).
Key specifications for WHMB400211HB: Body Style: MULTIPLE CIONNECTION; End Connection Quantity: 5; Special Features: NEXT HIGHER ASSEMBLY M939, M939A1, M939A2; Part Name Assigned by Controlling Agency: VALVE, MODAL, 24V V. 2 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.