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Ordering Options

 N/A Order Online through NTN DOL Contact NTN Customer Relations Search for a Licensed Distributor

Technical Specifications

Type

 N/A Tapered Roller Bearing

Bore Type

 N/A Round

Material

 N/A Case Carburized Steel

Style

 N/A Cone & Cup

Cone Number

 N/A LM12748

Cup Number

 N/A LM12710

Configuration

 N/A One

Lubrication

 N/A w/o Oil Hole

e (Axial Load Factor)

 N/A 0.31

Y2 (Axial Load Factor)

 N/A 1.96

Static Load Rating

 N/A 7650 lbf34000 N34.00 kN

Dynamic Load Rating

 N/A 6650 lbf29600 N29.60 kN

Enclosure

 N/A Open

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

 N/A 0.8437 in21.430 mm

D

 N/A 1.7810 in45.237 mm

Wo

 N/A 0.4750 in12.065 mm

Wi

 N/A 0.6550 in16.637 mm

W

 N/A 0.6100 in15.494 mm

r

 N/A 0.0500 in1.300 mm

R

 N/A 0.05 in1.3 mm

a (Effective Load Center)

 N/A -0.2100 in-5.400 mm