Item # 30317, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 30317, 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		2900 RPM

Limiting Speed - Grease		2100 RPM

Style		Cone & Cup

Precision Rating		Class 0

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.35

Y2 (Axial Load Factor)		1.74

Y0 (Axial Load Factor)		0.96

Static Load Rating		82000 lbf 365000 N 365.00 kN

Dynamic Load Rating		68500 lbf 305000 N 305.00 kN

Enclosure		Open

Weight		11.464 lb 5.200 kg

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

Dimensional Specifications

		Tapered Roller Set - Metric Series - Dimensions larger image

d		3.3465 in 85.000 mm

D		7.0866 in 180.000 mm

C		1.3386 in 34.000 mm

B		1.6142 in 41.000 mm

a (Effective Load Center)		-0.3543 in -9.000 mm

T		1.7520 in 44.500 mm

r		0.1000 in 2.500 mm

R		0.12 in 3.0 mm

da		4.06 in 103.0 mm

db		4.21 in 107.0 mm

Da		6.54 in 166.0 mm

Da min		6.14 in 156.0 mm

Db		6.57 in 167.0 mm

Item # 30317, Tapered Roller Set - Metric Series