# NSN 3120-01-163-5956: Bearing, Plain, Self-Aligning

NSN 3120-01-163-5956 (also written 3120011635956; NIIN 01-163-5956) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 5 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3120-01-163-5956 (3120011635956)
- NIIN: 01-163-5956 (011635956)
- 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 0.6245 AND INCHES MAXIMUM 0.6250 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 1.1870 AND INCHES MAXIMUM 1.1875 |
| AGGH | OUTER MEMBER WIDTH | INCHES NOMINAL 0.5920 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.7450 AND INCHES MAXIMUM 0.7500 |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 34900 |
| CQFM | HARDNESS RATING | OUTER RACE MEMBER ROCKWELL C MINIMUM 34.0 AND ROCKWELL C MAXIMUM 38.0 |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C MINIMUM 37.0 |
| MATT | MATERIAL | INNER MEMBER COBALT COMP 6 |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL COMP XM-12 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER RACE MEMBER ASSN STD SINGLE MATERIAL RESPONSE A-S 5659 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER MEMBER ASSN STD SINGLE MATERIAL RESPONSE A-S 5387 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 458-50502-2 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 458-50502-502 | 57606 | REXNORD INDUSTRIES, LLC DBA PSI BEARINGS DIV PSI BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 458-50502-502 | 82918 | THE BOEING COMPANY DIV LEGACY WICHITA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P22850 | 57606 | REXNORD INDUSTRIES, LLC DBA PSI BEARINGS DIV PSI BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P23350 | 57606 | REXNORD INDUSTRIES, LLC DBA PSI BEARINGS DIV PSI BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120011635956&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120011635956
- 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/3120-01-163-5956/
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