Item # 30213E4, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 30213E4, Tapered Roller Set - Metric 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

Limiting Speed - Oil		4200 RPM

Limiting Speed - Grease		3100.0 RPM

Style		Cone & Cup

Precision Rating		Class 0

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.40

Y2 (Axial Load Factor)		1.48

Y0 (Axial Load Factor)		0.81

Static Load Rating		33500 lbf 148000.0 N 148.00 kN

Dynamic Load Rating		27700 lbf 123000 N 123.00 kN

Enclosure		Open

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Tapered Roller Set - Metric Series - Dimensions larger image

d		2.5591 in 65.000 mm

D		4.7244 in 120.000 mm

C		0.7874 in 20.000 mm

B		0.9055 in 23.000 mm

a (Effective Load Center)		-0.0492 in -1.250 mm

T		0.9744 in 24.750 mm

r		0.0600 in 1.500 mm

R		0.08 in 2.0 mm

da		2.95 in 75.0 mm

db		3.03 in 77.0 mm

Da		4.39 in 111.5 mm

Da min		4.17 in 106.0 mm

Db		4.45 in 113.0 mm

Item # 30213E4, Tapered Roller Set - Metric Series