# NSN 3110-00-860-6939: Bearing, Ball, Annular

NSN 3110-00-860-6939 (also written 3110008606939; NIIN 00-860-6939) is a bearing, ball, annular in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 3 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 3110-00-860-6939 (3110008606939)
- NIIN: 00-860-6939 (008606939)
- 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 | INCHES NOMINAL 0.3513 |
| ABXV | BORE DIAMETER | MILLIMETERS NOMINAL 15.0 |
| ADGA | OVERALL OUTSIDE DIAMETER | MILLIMETERS NOMINAL 32.0 |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| AGZC | LOAD DIRECTION | RADIAL |
| AGZD | BORE SHAPE | STRAIGHT |
| AKVV | INTERNAL CLEARANCE | INCHES MINIMUM RADIAL 0.0001 AND INCHES MAXIMUM RADIAL 0.0007 |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 |
| MATT | MATERIAL | BALL STEEL COMP E52100 |
| MATT | MATERIAL | INNER RING STEEL COMP E52100 |
| MATT | MATERIAL | OUTER RING STEEL COMP E52100 |
| MATT | MATERIAL | RETAINER COPPER ALLOY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6440 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | INNER RING ASSN STD SINGLE MATERIAL RESPONSE A-S 6440 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OUTER RING ASSN STD SINGLE MATERIAL RESPONSE A-S 6440 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | RETAINER ASSN STD SINGLE MATERIAL RESPONSE A-S 4616 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 234542 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 234543 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 261146 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [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=3110008606939&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110008606939
- 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/3110-00-860-6939/
JSON: https://nsnexplorer.com/api/nsn/3110-00-860-6939.json