# NSN 3120-00-970-9817: Bearing, Plain, Self-Aligning

NSN 3120-00-970-9817 (also written 3120009709817; NIIN 00-970-9817) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 14 manufacturer part numbers from 10 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 3120-00-970-9817 (3120009709817)
- NIIN: 00-970-9817 (009709817)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CTLM | LUBRICATION FEATURE | OUTER RACE MEMBER PERFORATION |
| MATT | MATERIAL | INNER MEMBER STEEL COMP E52100 OR STEEL COMP 440C |
| MATT | MATERIAL | LUBRICATION GREASE AND LUBRICANT DRY FILM |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.3745 AND INCHES MAXIMUM 0.3750 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 0.8120 AND INCHES MAXIMUM 0.8125 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.3070 AND INCHES MAXIMUM 0.3170 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.4010 AND INCHES MAXIMUM 0.4060 |
| STYL | STYLE DESIGNATOR | — |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C NOMINAL 56.0 |
| CQFM | HARDNESS RATING | OUTER RACE MEMBER ROCKWELL C MINIMUM 27.0 AND ROCKWELL C MAXIMUM 32.0 |
| CTLM | LUBRICATION FEATURE | EXTERNAL OUTER MEMBER GROOVE |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL |
| CTLM | LUBRICATION FEATURE | INTERNAL INNER MEMBER GROOVE |
| CTLM | LUBRICATION FEATURE | INTERNAL OUTER MEMBER GROOVE |
| CTLM | LUBRICATION FEATURE | INNER MEMBER PERFORATION |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 13600 |
| SFTT | SURFACE TREATMENT | OUTER RACE MEMBER CADMIUM |
| SFTT | SURFACE TREATMENT | INNER MEMBER CHROMIUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | LUBRICATION MIL SPEC SINGLE MATERIAL RESPONSE -IL-G-23827 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 162219 | 29510 | KOMATSU AMERICAN INTL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 55193 | 09455 | RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASBG6SP12 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| C0M6 | 02695 | MORSE INDUSTRIAL CORP SEALMASTER BEARING DIV SUB OF EMERSON ELECTRIC CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GB14G6 | 02758 | U S BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GB14G6 | 09455 | RBC TRANSPORT DYNAMICS CORP DIV RBC TRANSPORT DYNAMICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GB14G6 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GB14G6 | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GB14G6 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| GB14G6 | 99528 | RADIAL BEARING CORPORATION DBA RADIAL BEARING CORP OF CONNECTICU DIV RADIAL BEARING LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HSBG6S13 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LHA6GEA | 73134 | ROLLER BEARING COMPANY OF AMERICA, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| REF2381-6 | 0ZBE8 | TRIMAN INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RSPG6A1 | 99528 | RADIAL BEARING CORPORATION DBA RADIAL BEARING CORP OF CONNECTICU DIV RADIAL BEARING LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-11 | [SPE4A626PAS41](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120009709817) | BEARING, PLAIN, SELF-ALIGNING | PRIDE ELECTRONICS INC | $990.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120009709817&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120009709817
- 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/3120-00-970-9817/
JSON: https://nsnexplorer.com/api/nsn/3120-00-970-9817.json