# NSN 3120-01-027-4729: Bearing, Plain, Self-Aligning

NSN 3120-01-027-4729 (also written 3120010274729; NIIN 01-027-4729) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 13 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 3120-01-027-4729 (3120010274729)
- NIIN: 01-027-4729 (010274729)
- 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 |
| --- | --- | --- |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.4995 AND INCHES MAXIMUM 0.5000 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 0.9995 AND INCHES MAXIMUM 1.0000 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.3850 AND INCHES MAXIMUM 0.3950 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.4980 AND INCHES MAXIMUM 0.5000 |
| AGKP | STATIC RADIAL LOAD RATING | POUNDS 17900 |
| CQFM | HARDNESS RATING | OUTER RACE MEMBER ROCKWELL C MINIMUM 28.0 AND ROCKWELL C MAXIMUM 37.0 |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C MINIMUM 55.0 AND ROCKWELL C MAXIMUM 62.0 |
| MATT | MATERIAL | INNER MEMBER STEEL COMP 440C |
| MATT | MATERIAL | RACE LINER PLASTIC POLYTETRAFLUOROETHYLENE |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL COMP 630 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 328423 | 06848 | HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 945273-8 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS14104 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS81820 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS81820 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| KR8-CNB | 50632 | KAMATICS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS14104-8 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS14104-8 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS14104-8 | 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/) |
| MS14104-8 | A9271 | GORIZIANE GROUP SPA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS21233-8 | 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/) |
| SAE-AS81820 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SBG8SS2 | 57448 | STEPHENS-ADAMSON INC A SUB OF ALLIS-CHALMERS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-12 | $19.86 | 170 | 1X797 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010274729) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-12 | [SPE4A626PAW63](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010274729) | BEARING, PLAIN, SELF-ALIGNING | — | $3,376.20 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120010274729&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120010274729
- 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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