# NSN 3110-01-051-6976: Bearing, Ball, Annular

NSN 3110-01-051-6976 (also written 3110010516976; NIIN 01-051-6976) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Nov 2026.

## Identification

- NSN: 3110-01-051-6976 (3110010516976)
- NIIN: 01-051-6976 (010516976)
- 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 L: annual buy value is below the screening threshold. (observed 2026-11-03)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 0.4950 AND INCHES MAXIMUM 0.5000 |
| ABXV | BORE DIAMETER | INCHES MINIMUM 5.4990 AND INCHES MAXIMUM 5.5000 |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES MINIMUM 6.2490 AND INCHES MAXIMUM 6.2500 |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | PRESSED |
| AGYJ | SEAL QUANTITY | 2 |
| AGYW | BEARING SEAL TYPE | CONTACT |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| LBMA | LUBRICATION MATERIAL | GREASE |
| LMDC | LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE MATERIAL RESPONSE DOD-G-24508 |
| MATT | MATERIAL | INNER RING STEEL COMP E52100 |
| MATT | MATERIAL | OUTER RING STEEL COMP E52100 |
| MATT | MATERIAL | RETAINER COPPER ALLOY |
| MATT | MATERIAL | BALL STEEL COMP E52100 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER RING ASSN STD SINGLE MATERIAL RESPONSE AISI |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BALL ASSN STD SINGLE MATERIAL RESPONSE AISI |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER RING ASSN STD SINGLE MATERIAL RESPONSE AISI |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | RETAINER ASSN STD SINGLE MATERIAL RESPONSE SAE |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 50505001 | 0S3Y4 | KAYDON CORPORATION DBA KAYDON CORP DIV PLANT 12B | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 50505001 | 32828 | KAYDON CORPORATION DBA KAYDON CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| JU055CP0 | 32828 | KAYDON CORPORATION DBA KAYDON CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| JU055CP0-RBC | 06144 | INDUSTRIAL TECTONICS BEARINGS CORPORATION DBA RBC BEARINGS INC DIV INDUSTRIAL TECTONICS BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-11-02 | [SPE4A627V1636](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110010516976) | BEARING, BALL, ANNULAR | JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. | $25,491.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110010516976&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110010516976
- 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/3110-01-051-6976/
JSON: https://nsnexplorer.com/api/nsn/3110-01-051-6976.json