4R4445 NTN Cylindrical Roller Bearing
4R4445 NTN Cylindrical Roller Bearing Needs Analysis , Spherical Roller Bearings Manufacturing Service 26 mm Groove Width A . Get AMERICAN BEARING MFG.CORP. Your 4 mm Fillet Radius/Chamfer Free. 1,100 rpm Limiting Speed - Oil
| Brand Name: | NTN |
| Model Number: | 4R4445 |
| Fillet Radius/Chamfer: | 4 mm |
| Limiting Speed - Oil: | 1,100 rpm |
| Groove Width A: | 26 mm |
| Radial Clearance: | 0.300 to 0.390 mm |
| Constant e: | 0.32 |
| Roller Profile: | Symmetric |
| Bore Type: | Tapered Bore |
| d: | 280 mm |
| PDF |
4R4445 |
Product Details
| Fillet Radius/Chamfer | 4 mm |
| Limiting Speed - Oil | 1,100 rpm |
| Groove Width A | 26 mm |
| Radial Clearance | 0.300 to 0.390 mm |
| Constant e | 0.32 |
| Roller Profile | Symmetric |
| Bore Type | Tapered Bore |
| d | 280 mm |
| Axial Load Factor Y2 | 3.11 |
| Center Guidance | Fixed Inner Ring Rib |
| Configuration | Double Row |
| Hole Diameter (do) | 12 mm |
| Dynamic Load Rating | 2,680,000 N |
| Axial Load Factor Y0 | 2.04 |
| Nr. of Holes | 6 |
| Limiting Speed - Grease | 900 rpm |
| Axial Load Factor Y1 | 2.09 |
| Retainer Material | Machined Brass |
| Enclosure | Open |
| B | 140 mm |
