Item # 25878/25820, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

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	Item # 25878/25820, 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		25878

Cup Number		25820

Configuration		One

Lubrication		w/o Oil Hole

e (Axial Load Factor)		0.29

Y2 (Axial Load Factor)		2.07

Static Load Rating		19100 lbf 85000 N 85.00 kN

Dynamic Load Rating		16000 lbf 71000 N 71.00 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		1.3750 in 34.925 mm

D		2.8750 in 73.025 mm

Wo		0.7500 in 19.050 mm

Wi		0.9688 in 24.608 mm

W		0.9375 in 23.812 mm

r		0.0900 in 2.300 mm

R		0.14 in 3.5 mm

a (Effective Load Center)		-0.0100 in -0.100 mm

X		2.68 in 68.0 mm

Z		2.52 in 64.0 mm

Item # 25878/25820, Tapered Roller Set - Inch Series and J Series