Item # 749A, Cone for Tapered Roller Bearing - Inch Series and J Series On NTN Bearing Corp. of America

Unit of Measure

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Type	N/A Cone
Bore Type	N/A Round
Material	N/A Case Carburized Steel
Static Load Rating	N/A 93500 lbf415000.0 N415.00 kN
Dynamic Load Rating	N/A 64500 lbf287000 N287.00 kN
Weight	N/A 5.068 lb2.299 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC
Y2 (Axial Load Factor)	N/A 1.84
e (Axial Load Factor)	N/A 0.33

Cone for Tapered Roller Bearing - Inch Series and J Series - Dimensions
B	N/A 3.2500 in82.550 mm
Wi	N/A 1.8375 in46.673 mm
R	N/A 0.1400 in3.600 mm
U	N/A 3.90 in99.0 mm
V	N/A 3.66 in93.0 mm
a (Effective Load Center)	N/A -0.4700 in-11.900 mm