Item # 21075/21212, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 21075/21212, 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		21075

Cup Number		21212

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.59

Y2 (Axial Load Factor)		1.02

Static Load Rating		8750 lbf 39000 N 39.00 kN

Dynamic Load Rating		9000 lbf 40000 N 40.00 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		0.7500 in 19.050 mm

D		2.1250 in 53.975 mm

Wo		0.6250 in 15.875 mm

Wi		0.8598 in 21.839 mm

W		0.8750 in 22.225 mm

r		0.0900 in 2.300 mm

R		0.06 in 1.5 mm

a (Effective Load Center)		-0.2200 in -5.600 mm

U		1.24 in 31.5 mm

V		1.02 in 26.0 mm

X		1.97 in 50.0 mm

Z		1.69 in 43.0 mm

Item # 21075/21212, Tapered Roller Set - Inch Series and J Series