The Valve,relay,air Pressure, cataloged under National Stock Number 2530-01-306-3080, 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 Haldex Brake Products Corporation. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-306-3080 |
| Primary Part Number | N-30103-BC |
| Item Name | Valve,relay,air Pressure |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Haldex Brake Products Corporation |
| Status | ACTIVE |
| Flow Control Device | DISK, FLAT |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | MULTIPLE CIONNECTION |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | PLAIN |
| End Connection Quantity | 3 |
| First End Connection Type | THREADED INTERNAL PIPE |
| First End Nominal Pipe Size Accommodated | 0.250 INCHES IN |
| Media for Which Designed | AIR |
| Furnished Items | MANUAL OPERATING DEVICE |
| 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 |
|---|---|
| N-30103-BC PRIMARY | Haldex Brake Products Corporation (USA) |
| 8606-624 | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 8606S624 | 5/9 Secondary reference Wilson Machine Co Inc |
| 8606S624 | 5/9 Secondary reference Entwistle Co the Defense Technology Div |
| 8606S624 | 5/9 Secondary reference The Entwistle Company Llc |
NSN 2530-01-306-3080 is a Valve,relay,air Pressure, manufactured by Haldex Brake Products Corporation, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-306-3080 has 2 manufacturer part numbers on file: N-30103-BC (Haldex Brake Products Corporation), 8606-624 (The Entwistle Company Llc).
Key specifications for N-30103-BC: Flow Control Device: DISK, FLAT; 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.