Item # 22780/22720, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 22780/22720, 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		22780

Cup Number		22720

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.40

Y2 (Axial Load Factor)		1.49

Static Load Rating		21800 lbf 97000.0 N 97.00 kN

Dynamic Load Rating		17000 lbf 75500 N 75.50 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		1.6875 in 42.862 mm

D		3.2500 in 82.550 mm

Wo		0.8125 in 20.638 mm

Wi		1.0625 in 26.988 mm

W		1.0313 in 26.195 mm

r		0.1300 in 3.300 mm

R		0.14 in 3.5 mm

a (Effective Load Center)		-0.2500 in -6.400 mm

U		2.20 in 56.0 mm

V		1.97 in 50.0 mm

X		3.03 in 77.0 mm

Z		2.80 in 71.0 mm

Item # 22780/22720, Tapered Roller Set - Inch Series and J Series