Toyana 78225/78551 tapered roller bearings
| Brand Name: |
Toyana |
| Model Number: |
78225/78551 |
| Series: |
HH926700 |
| Cone Part Number: |
HH926749 |
| Cup Part Number: |
HH926716 |
| Design Units: |
Imperial |
| Bearing Weight: |
22.4 Kg |
| Cage Type: |
Stamped Steel |
| d: |
120.650 mm |
| D: |
279.400 mm |
Product Details
| Series |
HH926700 |
| Cone Part Number |
HH926749 |
| Cup Part Number |
HH926716 |
| Design Units |
Imperial |
| Bearing Weight |
22.4 Kg |
| Cage Type |
Stamped Steel |
| d |
120.650 mm |
| D |
279.400 mm |
| B - Cone Width |
82.550 mm |
| C - Cup Width |
53.975 mm |
| B |
82.553 mm |
| R - Cone Backface To Clear Radius1 |
6.35 mm |
| r - Cup Backface To Clear Radius2 |
6.35 mm |
| da - Cone Frontface Backing Diameter |
147.32 mm |
| db - Cone Backface Backing Diameter |
167.89 mm |
| Da - Cup Frontface Backing Diameter |
254.00 mm |
| Db - Cup Backface Backing Diameter |
232.92 mm |
| Ab - Cage-Cone Frontface Clearance |
5.1 mm |
| Aa - Cage-Cone Backface Clearance |
14.2 mm |
| a - Effective Center Location3 |
-6.6 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
62100 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
240000 lbf |
| C0 - Static Radial Rating |
243000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
67200 lbf |
| K - Factor7 |
0.92 |
| e - ISO Factor8 |
0.63 |
| Y - ISO Factor9 |
0.95 |
| G1 - Heat Generation Factor (Roller-Raceway) |
384.1 |
| G2 - Heat Generation Factor (Rib-Roller End) |
37.8 |
| Cg - Geometry Factor |
0.147 |