Item # 48290/48220D+AC4, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 48290/48220D+AC4, Tapered Roller Set - Inch Series and J 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		Case Carburized Steel

Style		TDO

Precision Rating		Class 4

Cone Number		48290

Cup Number		48220D

Configuration		Two

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.31

Y2 (Axial Load Factor)		1.97

Static Load Rating		111000 lbf 495000 N 495.00 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 - Inch Series and J Series - Dimensions larger image

B		5.0000 in 127.000 mm

D		7.1875 in 182.563 mm

Wo		2.8750 in 73.025 mm

Wi		1.5625 in 39.688 mm

r		0.0300 in 0.800 mm

R		0.14 in 3.5 mm

Item # 48290/48220D+AC4, Tapered Roller Set - Inch Series and J Series