# NSN 3120-00-165-5958: Bearing, Plain, Self-Aligning

NSN 3120-00-165-5958 (also written 3120001655958; NIIN 00-165-5958) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3120-00-165-5958 (3120001655958)
- NIIN: 00-165-5958 (001655958)
- 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 T: handled under qualified products list procedures. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.9980 AND INCHES MAXIMUM 1.0000 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.7920 AND INCHES MAXIMUM 0.8020 |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OUTER RACE MEMBER FED SPEC SINGLE TREATMENT RESPONSE QQ--416 TY 1 CL 2 |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.9995 AND INCHES MAXIMUM 1.0000 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | LUBRICATION MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-21164 |
| SFTT | SURFACE TREATMENT | INNER MEMBER CHROMIUM |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C MINIMUM 27.0 AND ROCKWELL C MAXIMUM 36.0 |
| MATT | MATERIAL | LUBRICATION GREASE AND DISULFIDE MOLYBDENUM |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 83350 |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL COMP 4340 OR STEEL COMP E4340 OR STEEL COMP 4130 OR STEEL COMP 8630 |
| SFTT | SURFACE TREATMENT | OUTER RACE MEMBER CHROMIUM |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 1.7495 AND INCHES MAXIMUM 1.7500 |
| CQFM | HARDNESS RATING | OUTER RACE MEMBER ROCKWELL C MINIMUM 27.0 AND ROCKWELL C MAXIMUM 36.0 |
| FEAT | SPECIAL FEATURES | PLATING OF INNER RACE MEMBER TO BE 0.0002 IN. MIN THICK ON SPHERICAL SURFACES,0.0005 IN. THICK ON FACES |
| STYL | STYLE DESIGNATOR | — |
| MATT | MATERIAL | INNER MEMBER STEEL COMP E52100 OR STEEL COMP 440C |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | INNER MEMBER FED SPEC SINGLE TREATMENT RESPONSE QQ-C-320 CL 2 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AS21155 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS21155 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21155S16 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21155S16 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21155S16 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4A626PAL41](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120001655958) | BEARING, PLAIN, SELF-ALIGNING | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | $15,650.00 |
| 2026-09-23 | [SPE4A626PAL41](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120001655958) | BEARING, PLAIN, SELF-ALIGNING | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | $15,650.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120001655958&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120001655958
- 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.

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