AST NJ2311 EM cylindrical roller bearings
AST NJ2311 EM cylindrical roller bearings with easy-to-use parts graphics, 15000 Series giving you the ability to check parts availability, pricing, examine remanufactured options. 15115 Cone Part Number
| Series | 15000 |
| Cone Part Number | 15115 |
| Cup Part Number | 15245 |
| Design Units | Imperial |
| Bearing Weight | 0.30 Kg |
| Cage Type | Stamped Steel |
| d | 29.987 mm |
| D | 61.999 mm |
| B – Cone Width | 19.050 mm |
| C – Cup Width | 14.288 mm |
| B | 18.161 mm |
| R – Cone Backface To Clear Radius1 | 1.270 mm |
| r – Cup Backface To Clear Radius2 | 1.27 mm |
| da – Cone Frontface Backing Diameter | 36.58 mm |
| db – Cone Backface Backing Diameter | 38.61 mm |
| Da – Cup Frontface Backing Diameter | 58.42 mm |
| Db – Cup Backface Backing Diameter | 55.12 mm |
| Ab – Cage-Cone Frontface Clearance | 2.5 mm |
| Aa – Cage-Cone Backface Clearance | -0.3 mm |
| a – Effective Center Location3 | -4.8 mm |
| C90 – Dynamic Radial Rating (90 million revolutions)4 | 3490 lbf |
| C1 – Dynamic Radial Rating (1 million revolutions)5 | 13500 lbf |
| C0 – Static Radial Rating | 12100 lbf |
| Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 2090 lbf |
| K – Factor7 | 1.67 |
| e – ISO Factor8 | 0.35 |
| Y – ISO Factor9 | 1.71 |
| G1 – Heat Generation Factor (Roller-Raceway) | 14.6 |
| G2 – Heat Generation Factor (Rib-Roller End) | 7.58 |
| Cg – Geometry Factor | 0.0606 |
Detailed Parameters
parameter：
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