Item # 30307C, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 30307C, 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		6400 RPM

Limiting Speed - Grease		4800 RPM

Style		Cone & Cup

Precision Rating		Class 0

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.55

Y2 (Axial Load Factor)		1.10

Y0 (Axial Load Factor)		0.60

Static Load Rating		15400 lbf 68500 N 68.50 kN

Dynamic Load Rating		15000 lbf 66500 N 66.50 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		1.3780 in 35.000 mm

D		3.1496 in 80.000 mm

C		0.6693 in 17.000 mm

B		0.8268 in 21.000 mm

a (Effective Load Center)		-0.0886 in -2.250 mm

T		0.8957 in 22.750 mm

r		0.0600 in 1.500 mm

R		0.08 in 2.0 mm

da		45.0 mm

db		1.73 in 44.0 mm

Da		2.81 in 71.5 mm

Da min		2.50 in 63.5 mm

Db		2.97 in 75.5 mm

Item # 30307C, Tapered Roller Set - Metric Series