# NSN 2530-01-549-4976: Caliper, Disc Brake

NSN 2530-01-549-4976 (also written 2530015494976; NIIN 01-549-4976) is a caliper, disc brake in Federal Supply Class 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. 4 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2530-01-549-4976 (2530015494976)
- NIIN: 01-549-4976 (015494976)
- Item name: CALIPER,DISC BRAKE
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 5.750 |
| ABKW | OVERALL HEIGHT | INCHES NOMINAL 2.850 |
| AGAV | END ITEM IDENTIFICATION | 3922AS102 |
| AYNY | INSTALLATION LOCATION | RIGHT HAND FRONT |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | BRAKE CALIPER,FRONT,RH |
| FEAT | SPECIAL FEATURES | FORMER NAME:DISC BRAKES (2 AXLE |
| MATT | MATERIAL | STEEL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3922AS149 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3922AS149-1 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DV1745-009 | 11201 | DEVAL LIFE CYCLE SUPPORT LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DV1745-009 R | 11201 | DEVAL LIFE CYCLE SUPPORT LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2530015494976&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2530015494976
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/2530-01-549-4976/
JSON: https://nsnexplorer.com/api/nsn/2530-01-549-4976.json