# NSN 3110-01-211-7516: Bearing, Ball, Annular

NSN 3110-01-211-7516 (also written 3110012117516; NIIN 01-211-7516) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3110-01-211-7516 (3110012117516)
- NIIN: 01-211-7516 (012117516)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | MILLIMETERS NOMINAL 12.0 |
| ABXV | BORE DIAMETER | MILLIMETERS NOMINAL 17.0 |
| ADGA | OVERALL OUTSIDE DIAMETER | MILLIMETERS NOMINAL 40.0 |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | PRESSED |
| AGZA | ALIGNMENT TYPE | RIGID |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 |
| FEAT | SPECIAL FEATURES | INNER RACE CURVATURE 51.3 PCT TO 51.8 PCT,OUTER RACE CURVATURE 51.2 PCT TO 51.6 PCT WITH 10 0.2812 IN NOM BALLS |
| MATT | MATERIAL | BALL STEEL COMP M50 |
| MATT | MATERIAL | OUTER RING STEEL COMP M50 |
| MATT | MATERIAL | INNER RING STEEL COMP M50 |
| MATT | MATERIAL | RETAINER COPPER ALLOY |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 161815-2 | 55820 | RTX CORPORATION DIV PRATT & WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 161815-2 | 83086 | NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MR203B314C40 | 83086 | NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION | [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=3110012117516&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110012117516
- 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/3110-01-211-7516/
JSON: https://nsnexplorer.com/api/nsn/3110-01-211-7516.json