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

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	Item # 30317D, 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

Style		Cone & Cup

Precision Rating		Class 0

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.83

Y2 (Axial Load Factor)		0.73

Y0 (Axial Load Factor)		0.40

Static Load Rating		66000 lbf 293000 N 293.00 kN

Dynamic Load Rating		55500 lbf 247000 N 247.00 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		3.3465 in 85.000 mm

D		7.0866 in 180.000 mm

C		1.1024 in 28.000 mm

B		1.6142 in 41.000 mm

a (Effective Load Center)		0.4528 in 11.500 mm

T		1.7520 in 44.500 mm

r		0.1200 in 3.000 mm

R		0.16 in 4.0 mm

da		4.06 in 103.0 mm

db		4.06 in 103.0 mm

Da		6.54 in 166.0 mm

Da min		5.63 in 143.0 mm

Db		6.65 in 169.0 mm

Item # 30317D, Tapered Roller Set - Metric Series