Item # 578/572, 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 # 578/572, 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		578

Cup Number		572

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.40

Y2 (Axial Load Factor)		1.49

Static Load Rating		64500 lbf 288000 N 288.00 kN

Dynamic Load Rating		42500 lbf 188000 N 188.00 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		3.1490 in 79.985 mm

D		5.5115 in 139.992 mm

Wo		1.1250 in 28.575 mm

Wi		1.4212 in 36.098 mm

W		1.4375 in 36.512 mm

r		0.1300 in 3.300 mm

R		0.14 in 3.5 mm

a (Effective Load Center)		-0.2100 in -5.300 mm

U		3.78 in 96.0 mm

V		3.54 in 90.0 mm

X		5.24 in 133.0 mm

Z		4.92 in 125.0 mm

Item # 578/572, Tapered Roller Set - Inch Series and J Series