# NSN 2530-01-497-7185: Valve, Relay, Air Pressure

NSN 2530-01-497-7185 (also written 2530014977185; NIIN 01-497-7185) is a valve, relay, air pressure in Federal Supply Class 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 2530-01-497-7185 (2530014977185)
- NIIN: 01-497-7185 (014977185)
- Item name: VALVE,RELAY,AIR PRESSURE
- Federal Supply Class: [FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components](https://nsnexplorer.com/fsc/2530/)
- Federal Supply Group: [FSG 25](https://nsnexplorer.com/group/25/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| ACLS | SECOND END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACMX | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH SECOND END |
| ADQZ | END CONNECTION QUANTITY | 3 |
| AGAV | END ITEM IDENTIFICATION | BRAKE GROUP; FOR TRAILERS PRODUCED 4-1-99 OR LATER |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | NPTF |
| CQYM | FIRST END NOMINAL THREAD SIZE | INCHES 0.750 |
| CRNB | SECOND END NOMINAL THREAD SIZE | INCHES 0.375 |
| CRPF | SECOND END THREAD SERIES DESIGNATOR | NPTF |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | ABS RELAY VALVE |
| FEAT | SPECIAL FEATURES | 1ST CONNECTION IS FOR SUPPLY, 2ND CONNECTION IS FOR DELIVERY, AND 3RD CONNECTION IS FOR CONTROL; HAS UNTHREADED 4TH OPENING (PORT) FOR EXHAUST; OPERATING PRESSURE IS 145 PSI; USE WITH BAYONET STYLE CABLE CONNECTORS |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| S4721950330 | 78500 | MERITOR HEAVY VEHICLE SYSTEMS, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-21 | $315.00 | 1 | HOUSTON DRIVE TRAIN VEHICLE COMPONENT SALES, INC. DBA HDT VEHICLE COMPONENT SALES, INC. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2530014977185) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-21 | [SPE7L126V247F](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2530014977185) | VALVE, RELAY, AIR PRESSURE | HOUSTON DRIVE TRAIN VEHICLE COMPONENT SALES, INC. DBA HDT VEHICLE COMPONENT SALES, INC. | $315.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2530014977185&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2530014977185
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/2530-01-497-7185/
JSON: https://nsnexplorer.com/api/nsn/2530-01-497-7185.json