# NSN 3130-00-948-3551: Bearing Unit, Roller

NSN 3130-00-948-3551 (also written 3130009483551; NIIN 00-948-3551) is a bearing unit, roller in Federal Supply Class 3130, Bearings, Mounted. 7 manufacturer part numbers from 6 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3130-00-948-3551 (3130009483551)
- NIIN: 00-948-3551 (009483551)
- Item name: BEARING UNIT,ROLLER
- Federal Supply Class: [FSC 3130 Bearings, Mounted](https://nsnexplorer.com/fsc/3130/)
- 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: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABXV | BORE DIAMETER | INCHES NOMINAL 5.1181 |
| AGYX | ROLLING ELEMENT GROOVE QUANTITY | 2 |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| AMCL | BLOCK TYPE | FIXED |
| ANJS | SHAFT END TYPE | OPEN |
| CBBL | FEATURES PROVIDED | GROUND ROLLING ELEMENT GROOVE |
| CWGY | ROTATING ELEMENT LOCKING METHOD | DIRECT |
| MATT | MATERIAL | HOUSING IRON CAST |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| A505077-4 | 19382 | REXNORD INDUSTRIES, LLC DIV LINK-BELT BEARING OPERATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A505077-4 | 20722 | THE ENTWISTLE COMPANY LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A505077-4 | 52676 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A505077-4 | 60380 | TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A505077-4 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PE-LB78130FRT2 | 19382 | REXNORD INDUSTRIES, LLC DIV LINK-BELT BEARING OPERATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAF 22226L FLOP | 60038 | THE TIMKEN CORPORATION | [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=3130009483551&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3130009483551
- 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/3130-00-948-3551/
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