# NSN 3110-01-204-3421: Bearing, Ball, Annular

NSN 3110-01-204-3421 (also written 3110012043421; NIIN 01-204-3421) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3110-01-204-3421 (3110012043421)
- NIIN: 01-204-3421 (012043421)
- Item name: BEARING,BALL,ANNULAR
- Federal Supply Class: [FSC 3110 Bearings, Antifriction, Unmounted](https://nsnexplorer.com/fsc/3110/)
- Federal Supply Group: [FSG 31](https://nsnexplorer.com/group/31/)
- Acquisition method suffix code: AMSC Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | MILLIMETERS NOMINAL 27.0 |
| ABXV | BORE DIAMETER | MILLIMETERS NOMINAL 30.0 |
| ADGA | OVERALL OUTSIDE DIAMETER | MILLIMETERS NOMINAL 72.0 |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| AGZK | INTERNAL FIT-UP CONTACT ANGULAR DIRECTION | INWARD CONVERGENT |
| AHAW | SELF-ALIGNMENT LOCATION | INTERNAL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 |
| MATT | MATERIAL | RETAINER COPPER ALLOY |
| MATT | MATERIAL | INNER RING STEEL |
| MATT | MATERIAL | OUTER RING STEEL |
| MATT | MATERIAL | BALL STEEL |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2306M | 43991 | FAG BEARINGS CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2306M | 52676 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 74 | 41102 | MOAK MACHINE AND FOUNDRY CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110012043421&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110012043421
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/3110-01-204-3421/
JSON: https://nsnexplorer.com/api/nsn/3110-01-204-3421.json