The Valve,relay,air Pressure, cataloged under National Stock Number 2530-01-372-6512, 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 Meritor Heavy Vehicle Systems, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-372-6512 |
| Primary Part Number | S4757010200 |
| Item Name | Valve,relay,air Pressure |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Body Style | MULTIPLE CIONNECTION |
| 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 |
|---|---|
| S4757010200 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| S4757010200 PRIMARY | Meritor Industrial Products, Llc (USA) |
| 1873650 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 475 701 020 0 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| 1873650 | 5/9 Secondary reference Oshkosh Corp |
NSN 2530-01-372-6512 is a Valve,relay,air Pressure, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-372-6512 has 3 manufacturer part numbers on file: S4757010200 (Meritor Heavy Vehicle Systems, Llc), S4757010200 (Meritor Industrial Products, Llc), 1873650 (Oshkosh Defense Llc).
Key specifications for S4757010200: Body Style: MULTIPLE CIONNECTION; Part Name Assigned by Controlling Agency: VALVE,LOAD SENSING; End Item Identification: 2330-01-303-5197 PLS TRAILER. 1 specification is 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.