Item # 30234, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 30234, 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		Through Hardened Steel

Limiting Speed - Oil		1500 RPM

Limiting Speed - Grease		1100 RPM

Style		Cone & Cup

Precision Rating		Class 0

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.44

Y2 (Axial Load Factor)		1.38

Y0 (Axial Load Factor)		0.76

Static Load Rating		190000 lbf 845000 N 845.00 kN

Dynamic Load Rating		137000 lbf 610000 N 610.00 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		6.6929 in 170.000 mm

D		12.2047 in 310.000 mm

C		1.6929 in 43.000 mm

B		2.0472 in 52.000 mm

a (Effective Load Center)		0.1378 in 3.500 mm

T		2.2441 in 57.000 mm

r		0.1600 in 4.000 mm

R		0.20 in 5.0 mm

da		7.56 in 192.0 mm

db		7.99 in 203.0 mm

Da		11.50 in 292.0 mm

Da min		10.47 in 266.0 mm

Db		11.34 in 288.0 mm

Item # 30234, Tapered Roller Set - Metric Series