# NSN 3110-00-439-5477: Bearing, Roller, Cylindrical

NSN 3110-00-439-5477 (also written 3110004395477; NIIN 00-439-5477) is a bearing, roller, cylindrical in Federal Supply Class 3110, Bearings, Antifriction, Unmounted. 6 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3110-00-439-5477 (3110004395477)
- NIIN: 00-439-5477 (004395477)
- 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 |
| --- | --- | --- |
| MATT | MATERIAL | RETAINER COPPER ALLOY |
| CTFZ | STANDARD TOLERANCE DESIGNATION | RBEC NO.5 |
| FEAT | SPECIAL FEATURES | SILVER PLATE CAGE PER AMS 2412 0.0005-0.0015 THK ON LAND RIDING SURF AND ROLLER POCKETS NO STRIKE METAL REQD BAKE 475-500F FOR 2 HRS TO CHECK FOR BOND |
| MATT | MATERIAL | INNER RING STEEL COMP E52100 |
| AGYE | SURFACE FINISH | GROUND |
| MATT | MATERIAL | ROLLER STEEL COMP E52100 |
| 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 |
| AGYF | RETAINER FABRICATION METHOD | MACHINED |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 0.6249 AND INCHES MAXIMUM 0.6299 |
| AGZF | LOCATING FEATURE | NONLOCATING |
| ABXV | BORE DIAMETER | INCHES MINIMUM 1.9683 AND INCHES MAXIMUM 1.9685 |
| ADGA | OVERALL OUTSIDE DIAMETER | INCHES MINIMUM 3.1493 AND INCHES MAXIMUM 3.1496 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ROLLER ASSN STD SINGLE MATERIAL RESPONSE A-S 6440 |
| STYL | STYLE DESIGNATOR | — |
| AGZD | BORE SHAPE | STRAIGHT |
| MATT | MATERIAL | OUTER RING STEEL COMP E52100 |
| AKVV | INTERNAL CLEARANCE | INCHES MINIMUM RADIAL 0.0014 AND INCHES MAXIMUM RADIAL 0.0020 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 447228 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 447230 | 06144 | INDUSTRIAL TECTONICS BEARINGS CORPORATION DBA RBC BEARINGS INC DIV INDUSTRIAL TECTONICS BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 447230 | 38443 | SKF USA INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 447230 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 693010 | 06144 | INDUSTRIAL TECTONICS BEARINGS CORPORATION DBA RBC BEARINGS INC DIV INDUSTRIAL TECTONICS BEARINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 693010 | 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=3110004395477&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3110004395477
- 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/3110-00-439-5477/
JSON: https://nsnexplorer.com/api/nsn/3110-00-439-5477.json