Item # 39250/39412, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Tapered Roller Bearing
Bore Type	N/A Round
Material	N/A Case Carburized Steel
Style	N/A Cone & Cup
Precision Rating	N/A Class 4
Cone Number	N/A 39250
Cup Number	N/A 39412
Configuration	N/A One
Lubrication	N/A w/o Oil Hole
e (Axial Load Factor)	N/A 0.39
Y2 (Axial Load Factor)	N/A 1.55
Static Load Rating	N/A 27700 lbf123000 N123.00 kN
Dynamic Load Rating	N/A 20600 lbf91500 N91.50 kN
Enclosure	N/A Open
Weight	N/A 1.451 lb0.658 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Tapered Roller Set - Inch Series and J Series - Dimensions
B	N/A 2.5000 in63.500 mm
D	N/A 4.1250 in104.775 mm
Wo	N/A 0.6250 in15.875 mm
Wi	N/A 0.8661 in21.999 mm
W	N/A 0.8438 in21.433 mm
r	N/A 0.0800 in2.000 mm
R	N/A 0.08 in2.0 mm
a (Effective Load Center)	N/A -0.0600 in-1.500 mm
U	N/A 2.87 in73.0 mm
V	N/A 2.72 in69.0 mm
X	N/A 3.94 in100.0 mm
Z	N/A 3.78 in96.0 mm