The Valve,relay,air Pressure, cataloged under National Stock Number 2530-01-218-6645, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-218-6645 |
| Item Name | Valve,relay,air Pressure |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | MULTIPLE CIONNECTION |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED INTERNAL PIPE |
| Temp Adjustability | NOT ADJUSTABLE |
| First End Nominal Pipe Size Accommodated | 0.500 INCHES IN |
| Material | ALUMINUM AND ZINC ALLOY BODY |
| Media for Which Designed | AIR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| P55161 | 3/9 Design control — primary reference Bosch Rexroth Corporation Div Bosch Rexroth |
NSN 2530-01-218-6645 is a Valve,relay,air Pressure, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
Key specifications for 2530-01-218-6645: Flow Control Device: DIAPHRAGM; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: MULTIPLE CIONNECTION. 11 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.