Item # 38800/38820, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 38800/38820, 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		Cone & Cup

Precision Rating		Class 2

Cone Number		38800

Cup Number		38820

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.37

Y2 (Axial Load Factor)		1.64

Static Load Rating		128000 lbf 570000 N 570.00 kN

Dynamic Load Rating		51000 lbf 226000 N 226.00 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		10.3750 in 263.525 mm

D		12.8125 in 325.438 mm

Wo		1.0000 in 25.400 mm

Wi		1.1250 in 28.575 mm

W		1.1250 in 28.575 mm

r		0.0600 in 1.500 mm

R		0.06 in 1.5 mm

a (Effective Load Center)		0.8000 in 20.300 mm

U		10.83 in 275.0 mm

V		10.83 in 275.0 mm

X		12.40 in 315.0 mm

Z		12.28 in 312.0 mm

Item # 38800/38820, Tapered Roller Set - Inch Series and J Series