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                     NSK NN3020MBKRE44CC1 P4 HIGH RIGIDITY DOUBLE ROW CYLINDRICAL ROLLER BEARINGS.      (TAPERED SERIES)
Brand:                       NSK
Type:                         NN: Double Row Cylindrical Roller Bearings with triple-ribbed inner ring
Dimension symbol 30: 30 Series
Bore number           20: Bearing bore= bore number x 5mm                      
Cage Material        MB: Roller guided machined brass cage 
Tapered bore         KR: 1/12 Tapered bore
Lubrication             E44: Lubrication holes symbol
Radial clearance   CC1: Standard clearance for tapered bore
Accuracy                 P4: ISO Class 4   ABEC – 7
Dynamic load        Cr: 157,000 N
Static load             Cor: 265,000 N
Limiting speeds:   Grease: 6,600 rpm Oil: 7,900 rpm
Dimensions:          100mm x 150mm x 37mm                                                                                                                       

Quantity:              One bearing
Weight:                 4lb 11oz
NOTE: These Bearings Made in Fujisawa Plan Japan by NSK ltd; For Asia Region Distribution, Not for US or EU Distribution. 
The barcode on the box is used for inventory purpose.