# NSN 3120-01-176-8743: Bearing, Plain, Self-Aligning

NSN 3120-01-176-8743 (also written 3120011768743; NIIN 01-176-8743) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 3120-01-176-8743 (3120011768743)
- NIIN: 01-176-8743 (011768743)
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABXV | BORE DIAMETER | INCHES MINIMUM 4.3299 AND INCHES MAXIMUM 4.3307 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 5.5110 AND INCHES MAXIMUM 5.5118 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 1.2940 AND INCHES MAXIMUM 1.2990 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 1.5300 AND INCHES MAXIMUM 1.5350 |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 356600 |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL |
| SFTT | SURFACE TREATMENT | OUTER RACE MEMBER CHROMIUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OUTER RACE MEMBER FED SPEC SINGLE TREATMENT RESPONSE QQ-C-320,CL2 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12323863 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12323863 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12323863 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| EL57170 | 60380 | TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-06 | [SPE4A624V0100](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120011768743) | BEARING, PLAIN, SELF- | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | $88,934.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120011768743&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120011768743
- 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/3120-01-176-8743/
JSON: https://nsnexplorer.com/api/nsn/3120-01-176-8743.json