Item # 39580/39520, 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
Limiting Speed - Grease	N/A 3200 RPM
Style	N/A Cone & Cup
Precision Rating	N/A Not Available
Cone Number	N/A 39580
Cup Number	N/A 39520
Configuration	N/A One
Lubrication	N/A w/o Oil Hole
e (Axial Load Factor)	N/A 0.34
Y2 (Axial Load Factor)	N/A 1.77
Static Load Rating	N/A 50133 lbf223000 N223.00 kN
Dynamic Load Rating	N/A 34396 lbf153000 N153.00 kN
Enclosure	N/A Open
Weight	N/A 3.072 lb1.390 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 2.2500 in57.150 mm
D	N/A 4.4375 in112.713 mm
Wo	N/A 0.9375 in23.813 mm
Wi	N/A 1.1875 in30.162 mm
W	N/A 1.1875 in30.162 mm
r	N/A 0.1300 in3.300 mm
R	N/A 0.14 in3.5 mm
a (Effective Load Center)	N/A -0.2600 in-6.600 mm
U	N/A 2.83 in72.0 mm
V	N/A 2.60 in66.0 mm
X	N/A 4.21 in107.0 mm
Z	N/A 3.98 in101.0 mm