Toyana NP428 cylindrical roller bearings
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What is NP428 bearing interchange？
| Brand Name: |
Toyana |
| Model Number: |
NP428 |
| Series: |
450000 |
| Cone Part Number: |
EE450551 |
| Cup Part Number: |
451212 |
| Design Units: |
Imperial |
| Bearing Weight: |
30.400 Kg |
| Cage Type: |
Stamped Steel |
| d: |
139.700 mm |
| D: |
307.975 mm |
Product Details
| Series |
450000 |
| Cone Part Number |
EE450551 |
| Cup Part Number |
451212 |
| Design Units |
Imperial |
| Bearing Weight |
30.400 Kg |
| Cage Type |
Stamped Steel |
| d |
139.700 mm |
| D |
307.975 mm |
| B - Cone Width |
93.663 mm |
| C - Cup Width |
61.913 mm |
| B |
88.900 mm |
| R - Cone Backface To Clear Radius1 |
9.650 mm |
| r - Cup Backface To Clear Radius2 |
6.86 mm |
| da - Cone Frontface Backing Diameter |
167.89 mm |
| db - Cone Backface Backing Diameter |
180.09 mm |
| Da - Cup Frontface Backing Diameter |
275.08 mm |
| Db - Cup Backface Backing Diameter |
268.99 mm |
| Ab - Cage-Cone Frontface Clearance |
-1.5 mm |
| Aa - Cage-Cone Backface Clearance |
17.3 mm |
| a - Effective Center Location3 |
-28.2 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
61400 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
237000 lbf |
| C0 - Static Radial Rating |
333000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
34300 lbf |
| K - Factor7 |
1.79 |
| e - ISO Factor8 |
0.33 |
| Y - ISO Factor9 |
1.84 |
| G1 - Heat Generation Factor (Roller-Raceway) |
747.4 |
| G2 - Heat Generation Factor (Rib-Roller End) |
76.3 |
| Cg - Geometry Factor |
0.118 |
Company Profile
| Worktime |
9:00-18:00(BeiJing time) |
| Phone |
86-13563849567 |