# NSN 3110-01-253-5951: Roller Set, Bearing

NSN 3110-01-253-5951 (also written 3110012535951; NIIN 01-253-5951) is a roller set, bearing in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 7 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3110-01-253-5951 (3110012535951)
- NIIN: 01-253-5951 (012535951)
- Item name: ROLLER SET,BEARING
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | MATERIAL STELL COMPT E52100 OVERALL; CYLINDRICAL ROLLERS, SPHERICAL ENDS; MATCHED SET OF 16 ROLLERS; LENGTH 7.5 MM; ROLLING ELEMENT DIAMETER 6.0 MM |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4004C6-7.5-16 | 26647 | WENCOR GROUP LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4004C6-7.5-16 | 38443 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4004C6-7.5-16 | 4L333 | THE TIMKEN COMPANY DIV HONEA PATH PLANT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4004C6-7.5-16 | 5XMS1 | JTEKT BEARINGS NORTH AMERICA LLC DIV KBNA - ORD 1 | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4004C6-7.5-16 | 60380 | TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4004C6-7.5-16 | 78118 | MPB CORPORATION DBA MPB CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4004C6-7.5-16 | 99167 | HAMILTON SUNDSTRAND CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE4A622D5186/SPE4A626F461G](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110012535951) | ROLLER SET, BEARING | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | $5,700.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110012535951&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110012535951
- 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/3110-01-253-5951/
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