Item # 18790/18720, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

Search Catalog



	All Categories Tapered Roller Set - Inch Series and J Series


	Item # 18790/18720, Tapered Roller Set - Inch Series and J Series

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

Order Now

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		18790

Cup Number		18720

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.41

Y2 (Axial Load Factor)		1.48

Static Load Rating		14600 lbf 65000 N 65.00 kN

Dynamic Load Rating		11100 lbf 49500 N 49.50 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		2.0000 in 50.800 mm

D		3.3465 in 85.001 mm

Wo		0.5313 in 13.495 mm

Wi		0.6875 in 17.462 mm

W		0.6875 in 17.462 mm

r		0.0600 in 1.500 mm

R		0.14 in 3.5 mm

a (Effective Load Center)		-0.0300 in -0.800 mm

U		2.44 in 62.0 mm

V		2.20 in 56.0 mm

X		3.15 in 80.0 mm

Z		3.03 in 77.0 mm

Item # 18790/18720, Tapered Roller Set - Inch Series and J Series