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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 A4050

Cup Number

N/A A4138

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.45

Y2 (Axial Load Factor)

N/A 1.32

Static Load Rating

N/A 2610 lbf11600 N11.60 kN

Dynamic Load Rating

N/A 2770 lbf12300 N12.30 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 0.5000 in12.700 mm

D

N/A 1.3775 in34.989 mm

Wo

N/A 0.3437 in8.730 mm

Wi

N/A 0.4326 in10.988 mm

W

N/A 0.4330 in10.998 mm

r

N/A 0.0500 in1.300 mm

R

N/A 0.05 in1.3 mm

a (Effective Load Center)

N/A -0.3200 in-8.100 mm

U

N/A 0.73 in18.5 mm

V

N/A 0.67 in17.0 mm

X

N/A 1.26 in32.0 mm

Z

N/A 1.14 in29.0 mm