Item # 30313D, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 30313D, 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		3300 RPM

Limiting Speed - Grease		2500 RPM

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		46000 lbf 204000 N 204.00 kN

Dynamic Load Rating		39000 lbf 173000 N 173.00 kN

Enclosure		Open

Weight		5.335 lb 2.420 kg

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		5.5118 in 140.000 mm

C		0.9055 in 23.000 mm

B		1.2992 in 33.000 mm

a (Effective Load Center)		-0.3150 in -8.000 mm

T		1.4173 in 36.000 mm

r		0.0800 in 2.000 mm

R		0.10 in 2.5 mm

da		3.11 in 79.0 mm

db		3.11 in 79.0 mm

Da		5.04 in 128.0 mm

Da min		4.80 in 122.0 mm

Db		5.12 in 130.0 mm

Item # 30313D, Tapered Roller Set - Metric Series