77756 NSK Tapered Roller bearings double-row
| Brand Name |
NSK |
| Model Number |
77756 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Series |
230000 |
| Cone Part Number |
EE231400 |
| Cup Part Number |
231975 |
| Design Units |
Imperial |
| Bearing Weight |
39.2 Kg |
| Cage Type |
Stamped Steel |
| d |
355.6 mm |
| D |
501.650 mm |
| B - Cone Width |
66.675 mm |
| C - Cup Width |
50.800 mm |
| B |
74.613 mm |
| R - Cone Backface To Clear Radius1 |
6.35 mm |
| r - Cup Backface To Clear Radius2 |
3.30 mm |
| da - Cone Frontface Backing Diameter |
378.97 mm |
| db - Cone Backface Backing Diameter |
388.11 mm |
| Da - Cup Frontface Backing Diameter |
481.10 mm |
| Db - Cup Backface Backing Diameter |
471.93 mm |
| Ab - Cage-Cone Frontface Clearance |
7.6 mm |
| Aa - Cage-Cone Backface Clearance |
18 mm |
| a - Effective Center Location3 |
19.6 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
61300 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
236000 lbf |
| C0 - Static Radial Rating |
420000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
46200 lbf |
| K - Factor7 |
1.33 |
| e - ISO Factor8 |
0.44 |
| Y - ISO Factor9 |
1.36 |
| G1 - Heat Generation Factor (Roller-Raceway) |
2390 |
| G2 - Heat Generation Factor (Rib-Roller End) |
366 |
| Cg - Geometry Factor |
0.187 |