# NSN 3120-00-727-3721: Bearing, Plain, Self-Aligning

NSN 3120-00-727-3721 (also written 3120007273721; NIIN 00-727-3721) is a bearing, plain, self-aligning in Federal Supply Class 3120, Bearings, Plain, Unmounted. 10 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 3120-00-727-3721 (3120007273721)
- NIIN: 00-727-3721 (007273721)
- 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 |
| --- | --- | --- |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER RACE MEMBER ASSN STD SINGLE MATERIAL RESPONSE A-S 5659 |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | INCHES MINIMUM 1.1870 AND INCHES MAXIMUM 1.1875 |
| STYL | STYLE DESIGNATOR | — |
| MATT | MATERIAL | RACE LINER PLASTIC TETRAFLUOROETHYLENE |
| ABXV | BORE DIAMETER | INCHES MINIMUM 0.4995 AND INCHES MAXIMUM 0.5000 |
| AGGH | OUTER MEMBER WIDTH | INCHES MINIMUM 0.5620 AND INCHES MAXIMUM 0.5720 |
| AGGJ | INNER MEMBER WIDTH | INCHES MINIMUM 0.7480 AND INCHES MAXIMUM 0.7500 |
| CQFM | HARDNESS RATING | INNER MEMBER ROCKWELL C MINIMUM 23.0 AND ROCKWELL C MAXIMUM 62.0 |
| CQFM | HARDNESS RATING | OUTER RACE MEMBER ROCKWELL C MINIMUM 23.0 AND ROCKWELL C MAXIMUM 62.0 |
| MATT | MATERIAL | INNER MEMBER STEEL COMP 440C |
| MATT | MATERIAL | OUTER RACE MEMBER STEEL COMP XM-12 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER MEMBER FED STD SINGLE MATERIAL RESPONSE FED STD 66 AND ASSN STD SINGLE MATERIAL RESPONSE AISI 440C AND ASSN STD SINGLE MATERIAL RESPONSE SAE 51440C |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 212-010-768-001 | 97499 | BELL TEXTRON INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 212-010-768-1 | 97499 | BELL TEXTRON INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 212-010-768-1 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 212-010-782-101 | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 212-010-782-101 | 97499 | BELL TEXTRON INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 212-010-782-101 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AM2001-DHS | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ATSB8V12DHS | 15860 | NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SRSH16ATH38A1951 | 21335 | TIMKEN CO DIV THE TIMKEN COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| YTA343 | 77896 | REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-31 | $402.05 | 32 | ADEPT FASTENERS INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120007273721) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-31 | [SPE4A626P0D70](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120007273721) | BEARING, PLAIN, SELF-ALIGNING | ADEPT FASTENERS INC | $12,865.60 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3120007273721&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3120007273721
- 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/3120-00-727-3721/
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