Item # 12175/12303, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 12175/12303, Tapered Roller Set - Inch Series and J Series

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Tapered Roller Bearing

Bore Type		Round

Material		Case Carburized Steel

Style		Cone & Cup

Precision Rating		Class 4

Cone Number		12175

Cup Number		12303

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.51

Y2 (Axial Load Factor)		1.19

Static Load Rating		12100 lbf 54000 N 54.00 kN

Dynamic Load Rating		9900 lbf 44000 N 44.00 kN

Enclosure		Open

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Tapered Roller Set - Inch Series and J Series - Dimensions larger image

B		1.7500 in 44.450 mm

D		3.0312 in 76.992 mm

Wo		0.4688 in 11.908 mm

Wi		0.6750 in 17.145 mm

W		0.6875 in 17.462 mm

r		0.0600 in 1.500 mm

R		0.06 in 1.5 mm

a (Effective Load Center)		0.0100 in 0.200 mm

U		2.05 in 52.0 mm

V		1.95 in 49.5 mm

X		2.87 in 73.0 mm

Z		2.68 in 68.0 mm

Item # 12175/12303, Tapered Roller Set - Inch Series and J Series