# NSN 3120-01-084-2543: Bearing, Plain, Self-Aligning

NSN 3120-01-084-2543 (also written 3120010842543; NIIN 01-084-2543) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 8 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3120-01-084-2543 (3120010842543)
- NIIN: 01-084-2543 (010842543)
- 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 0.7495 AND INCHES MAXIMUM 0.7500 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 1.3745 AND INCHES MAXIMUM 1.3750 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.6250 AND INCHES MAXIMUM 0.6350 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.8730 AND INCHES MAXIMUM 0.8750 |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 55000 |
| CQFM | HARDNESS RATING | OVERALL ROCKWELL C MINIMUM 55.0 AND ROCKWELL C MAXIMUM 228.0 |
| FEAT | SPECIAL FEATURES | VIBRATORY LOAD INFINITE LIFE 3470 PORM 3400 LBS; INITIAL ROTATIONAL TORQUE 1 TO 5 IN. LBS |
| MATT | MATERIAL | INNER MEMBER STEEL |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL |
| MATT | MATERIAL | RACE INSERT PLASTIC TETRAFLUOROETHYLENE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER MEMBER MFR REF SINGLE MATERIAL RESPONSE 78286SB5077-101 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | RACE INSERT MFR REF SINGLE MATERIAL RESPONSE 78286SB5077-101 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER RACE MEMBER MFR REF SINGLE MATERIAL RESPONSE 78286SB5077-101 |
| STYL | STYLE DESIGNATOR | — |
| TEST | TEST DATA DOCUMENT | SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). 81349--IL-I-6868 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3120PL1967938 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KWDB12-7 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB5077-101 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB5077-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB5077-101 | 97613 | SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SBSH24ATC44YA2252 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SBSH24ATC44ZA2252 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SBSH24ATC44ZA2252 | 3NPS1 | RBC AIRCRAFT PRODUCTS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-25 | [SPE4AN26P0106](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010842543) | BEARING, PLAIN, SELF-ALIGNING | ROTAIR AEROSPACE CORP | $15,000.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120010842543&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010842543
- 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/3120-01-084-2543/
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