# NSN 2530-00-404-4440: Adapter, Brake Drum

NSN 2530-00-404-4440 (also written 2530004044440; NIIN 00-404-4440) is an adapter, brake drum in Federal Supply Class 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. 6 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 2530-00-404-4440 (2530004044440)
- NIIN: 00-404-4440 (004044440)
- Item name: ADAPTER,BRAKE DRUM
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | FED STD NO. 66, SAE 1020;7.250 IN. MIN AND 7.254 IN. MAX DIA APERTURE, 0.281 IN. THICK MATERIAL; BODY OF ADAPTER OFFSET, 1.625 IN. HIGHT;ADAPTR TO DRUM MOUNTED WITH 10 UNTHREADED HOLS, 0.462 IN. MIN AND 0.467 IN. MAX DIA QUALLY SPACED ON 14.875 IN. BOLT CIRCLE; ADAPTER TO HUB MOUNTED WITH 10 UNTHREADED HOLES, 0.880 IN. MIN AND 0.890 IN. MAX DIA EQUALLY SPACED ON 11.250 IN. BOLT CIRCLE |
| ADAV | OVERALL DIAMETER | INCHES MINIMUM 15.719 AND INCHES MAXIMUM 15.750 |
| MATT | MATERIAL | STEEL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 71575 | 09386 | ALLIEDSIGNAL INC ALLIEDSIGNAL BRAKING SYSTEMS-WHEEL END PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8710724 | 01227 | NAPCO INTL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8710724 | 15659 | CLEVITE AN IMPERIAL CLEVITE CO POWDER METAL PRODUCTS DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8710724 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8710724 | 82796 | COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8710724 | 95201 | NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-12 | [SPE7M126V088H](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2530004044440) | ADAPTER, BRAKE DRUM | — | $545.66 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2530004044440&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2530004044440
- 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/2530-00-404-4440/
JSON: https://nsnexplorer.com/api/nsn/2530-00-404-4440.json