Item # 18590/18520, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 18590/18520, 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		18590

Cup Number		18520

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.35

Y2 (Axial Load Factor)		1.71

Static Load Rating		12500 lbf 55500 N 55.50 kN

Dynamic Load Rating		10300 lbf 46000 N 46.00 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		1.6250 in 41.275 mm

D		2.8750 in 73.025 mm

Wo		0.5000 in 12.700 mm

Wi		0.6875 in 17.462 mm

W		0.6562 in 16.667 mm

r		0.0600 in 1.500 mm

R		0.14 in 3.5 mm

a (Effective Load Center)		-0.1100 in -2.900 mm

U		2.09 in 53.0 mm

V		1.81 in 46.0 mm

X		2.72 in 69.0 mm

Z		2.60 in 66.0 mm

Item # 18590/18520, Tapered Roller Set - Inch Series and J Series