# NSN 3120-01-314-4960: Bearing, Plain, Self-Aligning

NSN 3120-01-314-4960 (also written 3120013144960; NIIN 01-314-4960) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 7 manufacturer part numbers from 6 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 3120-01-314-4960 (3120013144960)
- NIIN: 01-314-4960 (013144960)
- Item name: BEARING,PLAIN,SELF-ALIGNING
- Federal Supply Class: [FSC 3120 Bearings, Plain, Unmounted](https://nsnexplorer.com/fsc/3120/)
- Federal Supply Group: [FSG 31](https://nsnexplorer.com/group/31/)
- Acquisition method suffix code: AMSC B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-11-08)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.3745 AND INCHES MAXIMUM 0.3750 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 0.9995 AND INCHES MAXIMUM 1.0000 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.4100 AND INCHES MAXIMUM 0.4300 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.8110 AND INCHES MAXIMUM 0.8130 |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C MINIMUM 45.0 AND ROCKWELL C MAXIMUM 50.0 |
| CQFM | HARDNESS RATING | OUTER RACE MEMBER ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 36.0 |
| FEAT | SPECIAL FEATURES | INTERNAL CLEARANCE 0.0010 IN. MIN,0.0030 IN. MAX; LINER TO EXTEND TO WITHIN 0.0300 IN. OF EACH FACE OF OUTER RACE |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL CORROSION RESISTING |
| MATT | MATERIAL | INNER MEMBER STEEL COMP XM-13 |
| MATT | MATERIAL | RACE LINER PLASTIC POLYTETRAFLUOROETHYLENE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER MEMBER ASSN STD SINGLE MATERIAL RESPONSE A-S 5629 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| ATBY6V18DD | 83086 | NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KMDB6-35 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB5302-105 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB5302-105 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB5302-105 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WSBS12-2YA2252 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| WSBS12-2YA2252 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE4A6-27-T-9516 | 162 | 2026-11-13 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120013144960&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120013144960&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120013144960
- 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/3120-01-314-4960/
JSON: https://nsnexplorer.com/api/nsn/3120-01-314-4960.json