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Unit of Measure

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Ordering Options

N/A Contact NTN Customer Relations

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 88931

Cup Number

N/A 88128

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.49

Y2 (Axial Load Factor)

N/A 1.23

Static Load Rating

N/A 185000 lbf825000 N825.00 kN

Dynamic Load Rating

N/A 96500 lbf430000 N430.00 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 9.3125 in236.538 mm

D

N/A 12.8750 in327.025 mm

Wo

N/A 1.3750 in34.925 mm

Wi

N/A 1.7500 in44.450 mm

W

N/A 2.0625 in52.388 mm

r

N/A 0.1300 in3.300 mm

R

N/A 0.14 in3.5 mm

a (Effective Load Center)

N/A 0.8100 in20.600 mm

U

N/A 10.16 in258.0 mm

V

N/A 9.69 in246.0 mm

X

N/A 12.17 in309.0 mm

Z

N/A 11.89 in302.0 mm