# NSN 3110-00-624-3502: Cup, Tapered Roller Bearing

NSN 3110-00-624-3502 (also written 3110006243502; NIIN 00-624-3502) is a cup, tapered roller bearing 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: 3110-00-624-3502 (3110006243502)
- NIIN: 00-624-3502 (006243502)
- Item name: CUP,TAPERED ROLLER BEARING
- 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 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 2 |
| FEAT | SPECIAL FEATURES | HEAT STABILIZED FOR OPERATING AT 250 DEGREES TEMP |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 29820-2-253 | 60038 | THE TIMKEN CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB3601B-1 | 60038 | THE TIMKEN CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SB3601B1 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [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=3110006243502&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110006243502
- 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/3110-00-624-3502/
JSON: https://nsnexplorer.com/api/nsn/3110-00-624-3502.json