# NSN 3110-01-338-6931: Bearing, Roller, Tapered

NSN 3110-01-338-6931 (also written 3110013386931; NIIN 01-338-6931) is a bearing, roller, tapered in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 8 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 3110-01-338-6931 (3110013386931)
- NIIN: 01-338-6931 (013386931)
- Item name: BEARING,ROLLER,TAPERED
- 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 L: annual buy value is below the screening threshold. (observed 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 2.6380 AND INCHES MAXIMUM 2.6660 |
| ABXV | BORE DIAMETER | INCHES MINIMUM 2.6250 AND INCHES MAXIMUM 2.6255 |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES MINIMUM 4.4375 AND INCHES MAXIMUM 4.4385 |
| AGWU | BACKFACE CORNER RADIUS | INCHES MAXIMUM 0.0300 |
| AGWV | STANDOUT WIDTH | INCHES NOMINAL 0.2500 |
| AGWW | CONE CORNER RADIUS | INCHES MAXIMUM 0.1400 |
| AGWX | CONE WIDTH | INCHES NOMINAL 1.1875 |
| AGWY | CUP WIDTH | INCHES NOMINAL 0.9375 |
| FEAT | SPECIAL FEATURES | TWO CUPS WITH TWO SPACERS K326057R AND TWO CONES WITH ONE K326056R; SPACERS PROVIDE 0.001-0.007 IN. END PLAY; BENCH END PLAY 0.022 PORM 0.001 IN. |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1701380 | 45152 | OSHKOSH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 39590 ASSEMBLY 90059 | 0LTL1 | NTN BEARING CORPORATION OF AMERICA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 39590 ASSEMBLY 90059 | 60038 | THE TIMKEN CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 39590 ASSY 902A3 | 60038 | THE TIMKEN CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 39590/39521DBP25#02 | 0LTL1 | NTN BEARING CORPORATION OF AMERICA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7HS19 | 45152 | OSHKOSH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7HS19 | 75Q65 | OSHKOSH DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A-33701 | 60038 | THE TIMKEN CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-20 | [SPE4A223D0002/SPE4A227F0246](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110013386931) | BEARING, ROLLER, TAPERED | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $21,769.86 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110013386931&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110013386931
- 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/3110-01-338-6931/
JSON: https://nsnexplorer.com/api/nsn/3110-01-338-6931.json