# NSN 3110-01-051-1643: Bearing, Roller, Airframe

NSN 3110-01-051-1643 (also written 3110010511643; NIIN 01-051-1643) is a bearing, roller, airframe in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 3110-01-051-1643 (3110010511643)
- NIIN: 01-051-1643 (010511643)
- Item name: BEARING,ROLLER,AIRFRAME
- Federal Supply Class: [FSC 3110 Bearings, Antifriction, Unmounted](https://nsnexplorer.com/fsc/3110/)
- Federal Supply Group: [FSG 31](https://nsnexplorer.com/group/31/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-24)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 5900977 | 78118 | MPB CORPORATION DBA MPB CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5900977 | 99167 | HAMILTON SUNDSTRAND CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MR1902D1 | 38443 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RFZ-002-36 | 78118 | MPB CORPORATION DBA MPB CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-27 | [SPE4A627P0376](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110010511643) | BEARING, ROLLER, AIRF | MPB CORPORATION DBA MPB CORP | $45,643.70 |
| 2026-10-23 | [SPE4A624PG614](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110010511643) | BEARING, ROLLER, AIRF | MPB CORPORATION DBA MPB CORP | $129,241.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110010511643&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110010511643
- 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/3110-01-051-1643/
JSON: https://nsnexplorer.com/api/nsn/3110-01-051-1643.json