NTN PK50.8X64.8X31.7 needle roller bearings
| Brand Name |
NTN |
| Model Number |
PK50.8X64.8X31.7 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
PK50.8X64.8X31.7 |
Product Details
| Series |
43000 |
| Cone Part Number |
43112 |
| Cup Part Number |
43326 |
| Design Units |
Imperial |
| Bearing Weight |
0.70 Kg |
| Cage Type |
Stamped Steel |
| d |
28.575 mm |
| D |
82.550 mm |
| B - Cone Width |
24.074 mm |
| C - Cup Width |
17.463 mm |
| B |
25.400 mm |
| R - Cone Backface To Clear Radius1 |
0.760 mm |
| r - Cup Backface To Clear Radius2 |
1.52 mm |
| da - Cone Frontface Backing Diameter |
41.40 mm |
| db - Cone Backface Backing Diameter |
42.42 mm |
| Da - Cup Frontface Backing Diameter |
76.96 mm |
| Db - Cup Backface Backing Diameter |
68.07 mm |
| Ab - Cage-Cone Frontface Clearance |
3.3 mm |
| Aa - Cage-Cone Backface Clearance |
2.5 mm |
| a - Effective Center Location3 |
-2 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 |
5360 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 |
20700 lbf |
| C0 - Static Radial Rating |
17100 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 |
6130 lbf |
| K - Factor7 |
0.87 |
| e - ISO Factor8 |
0.67 |
| Y - ISO Factor9 |
0.9 |
| G1 - Heat Generation Factor (Roller-Raceway) |
16.8 |
| G2 - Heat Generation Factor (Rib-Roller End) |
7.6 |
| Cg - Geometry Factor |
0.0774 |