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Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A Tapered Roller Bearing

Bore Type

N/A Round

Material

N/A Case Carburized Steel

Style

N/A Cone & Cup

Precision Rating

N/A Class 4

Cone Number

N/A HH840249

Cup Number

N/A HH840210

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.58

Y2 (Axial Load Factor)

N/A 1.04

Static Load Rating

N/A 465000 lbf2070000 N2070.00 kN

Dynamic Load Rating

N/A 252000 lbf1120000 N1120.00 kN

Enclosure

N/A Open

Weight

N/A 76.941 lb34.900 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Tapered Roller Set - Inch Series and J Series - Dimensions

B

N/A 7.5000 in190.500 mm

D

N/A 13.2500 in336.550 mm

Wo

N/A 2.8750 in73.025 mm

Wi

N/A 3.7500 in95.250 mm

W

N/A 3.8750 in98.425 mm

r

N/A 0.2500 in6.400 mm

R

N/A 0.25 in6.4 mm

a (Effective Load Center)

N/A -0.2200 in-5.600 mm

U

N/A 9.21 in234.0 mm

V

N/A 8.50 in216.0 mm

X

N/A 12.52 in318.0 mm

Z

N/A 11.42 in290.0 mm