# NSN 3110-00-837-2908: Bearing, Roller, Cylindrical

NSN 3110-00-837-2908 (also written 3110008372908; NIIN 00-837-2908) is a bearing, roller, cylindrical in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 8 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 3110-00-837-2908 (3110008372908)
- NIIN: 00-837-2908 (008372908)
- Item name: BEARING,ROLLER,CYLINDRICAL
- 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 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 |
| --- | --- | --- |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| AGZF | LOCATING FEATURE | NONLOCATING |
| FEAT | SPECIAL FEATURES | FAILURE COULD CAUSE CATASTROPHIC OR CRITICAL FAILURE RESULTING RESULTING IN THE LOSS OF OR SERIOUS DAMAGE TO THE AIRCRAFT OR WEAPON SYSTEM OR AN UNCOMMANDED ENGINE SHUTDOWN THAT JEOPARDIZES SAFETY |
| ABMK | OVERALL WIDTH | MILLIMETERS NOMINAL 21.0 |
| MATT | MATERIAL | OVERALL STEEL |
| CTFZ | STANDARD TOLERANCE DESIGNATION | RBEC NO.5 |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| STYL | STYLE DESIGNATOR | — |
| ABXV | BORE DIAMETER | MILLIMETERS NOMINAL 35.0 |
| AKVV | INTERNAL CLEARANCE | INCHES MINIMUM RADIAL 0.0016 AND INCHES MAXIMUM RADIAL 0.0024 |
| AGZD | BORE SHAPE | STRAIGHT |
| ADGA | OVERALL OUTSIDE DIAMETER | MILLIMETERS NOMINAL 80.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 488749 | 38443 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 488749 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 488749 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 488802 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 740924 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 740943 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 740943 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 740943 | 78118 | MPB CORPORATION DBA MPB CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-28 | [SPE4A624PK221](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110008372908) | BEARING, ROLLER, CYLI | MECHATRONICS, INC DBA NATIONAL PRECISION BEARING | $126,054.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3110008372908&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110008372908
- 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/3110-00-837-2908/
JSON: https://nsnexplorer.com/api/nsn/3110-00-837-2908.json