# NSN 3120-01-087-9397: Bearing, Plain, Self-Aligning

NSN 3120-01-087-9397 (also written 3120010879397; NIIN 01-087-9397) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3120-01-087-9397 (3120010879397)
- NIIN: 01-087-9397 (010879397)
- 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: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.2495 AND INCHES MAXIMUM 0.2500 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 0.6557 AND INCHES MAXIMUM 0.6562 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.2450 AND INCHES MAXIMUM 0.2550 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.3410 AND INCHES MAXIMUM 0.3430 |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 4000 |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C NOMINAL 55.0 |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL COMP 630 |
| MATT | MATERIAL | RACE INSERT PLASTIC |
| MATT | MATERIAL | INNER MEMBER STEEL COMP 440C |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4049T74P01 | 50632 | KAMATICS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4049T74P01 | 99207 | GENERAL ELECTRIC COMPANY DBA GE AEROSPACE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KR4-CN | 50632 | KAMATICS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-09 | [SPE4A626P0N37](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397) | BEARING, PLAIN, SELF- | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $25,010.00 |
| 2026-09-09 | [SPE4A626P0N37](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397) | BEARING, PLAIN, SELF- | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $25,010.00 |
| 2026-09-09 | [SPE4A626P0N37](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397) | BEARING, PLAIN, SELF- | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $25,010.00 |
| 2026-09-09 | [SPE4A626P0N37](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397) | BEARING, PLAIN, SELF- | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $25,010.00 |
| 2026-09-09 | [SPE4A626P0N37](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397) | BEARING, PLAIN, SELF- | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $25,010.00 |
| 2026-09-09 | [SPE4A626P0N37](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397) | BEARING, PLAIN, SELF- | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $25,010.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120010879397&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010879397
- 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/3120-01-087-9397/
JSON: https://nsnexplorer.com/api/nsn/3120-01-087-9397.json