Item # 399AS/394AS, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 399AS/394AS, 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 4

Cone Number		399AS

Cup Number		394AS

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.40

Y2 (Axial Load Factor)		1.49

Static Load Rating		27700 lbf 123000 N 123.00 kN

Dynamic Load Rating		20200 lbf 90000 N 90.00 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		2.6875 in 68.263 mm

D		4.3307 in 110.000 mm

Wo		0.7411 in 18.824 mm

Wi		0.8660 in 21.996 mm

W		0.8661 in 22.000 mm

r		0.1300 in 3.300 mm

R		0.20 in 5.0 mm

a (Effective Load Center)		-0.0300 in -0.800 mm

U		3.27 in 83.0 mm

V		2.91 in 74.0 mm

X		4.09 in 104.0 mm

Z		3.90 in 99.0 mm

Item # 399AS/394AS, Tapered Roller Set - Inch Series and J Series