Item # 30305D, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

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	Item # 30305D, 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		7800 RPM

Limiting Speed - Grease		5900.0 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		9800 lbf 43500 N 43.50 kN

Dynamic Load Rating		9100 lbf 40500 N 40.50 kN

Enclosure		Open

Weight		0.626 lb 0.284 kg

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

Dimensional Specifications

		Tapered Roller Set - Metric Series - Dimensions larger image

d		0.9843 in 25.000 mm

D		2.4409 in 62.000 mm

C		0.5118 in 13.000 mm

B		0.6693 in 17.000 mm

a (Effective Load Center)		0.0689 in 1.750 mm

T		0.7185 in 18.250 mm

r		0.0600 in 1.500 mm

R		0.06 in 1.5 mm

da		1.32 in 33.5 mm

db		1.34 in 34.0 mm

Da		2.11 in 53.5 mm

Da min		1.79 in 45.5 mm

Db		2.30 in 58.5 mm

Item # 30305D, Tapered Roller Set - Metric Series