Item # 31324X, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 31324X, 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		2000.0 RPM

Limiting Speed - Grease		1500 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		147000 lbf 655000 N 655.00 kN

Dynamic Load Rating		116000 lbf 515000 N 515.00 kN

Enclosure		Open

Weight		21.671 lb 9.830 kg

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

Dimensional Specifications

		Tapered Roller Set - Metric Series - Dimensions larger image

d		4.7244 in 120.000 mm

D		10.2362 in 260.000 mm

C		1.6535 in 42.000 mm

B		2.4409 in 62.000 mm

a (Effective Load Center)		0.5709 in 14.500 mm

T		2.6772 in 68.000 mm

r		0.1200 in 3.000 mm

R		0.16 in 4.0 mm

da		138.0 mm

db		5.71 in 145.0 mm

Da		9.69 in 246.0 mm

Da min		7.99 in 203.0 mm

Db		9.61 in 244.0 mm

Item # 31324X, Tapered Roller Set - Metric Series