Bearing Finder
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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 L521949

Cup Number

N/A L521910

Configuration

N/A One

Lubrication

N/A w/o Oil Hole

e (Axial Load Factor)

N/A 0.39

Y2 (Axial Load Factor)

N/A 1.53

Static Load Rating

N/A 8300 lbf37000 N37.00 kN

Dynamic Load Rating

N/A 4350 lbf19300 N19.30 kN

Enclosure

N/A Open

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 4.2500 in107.950 mm

D

N/A 5.7500 in146.050 mm

Wo

N/A 0.6563 in16.670 mm

Wi

N/A 0.8438 in21.433 mm

W

N/A 0.8438 in21.433 mm

r

N/A 0.0600 in1.500 mm

R

N/A 0.06 in1.5 mm

a (Effective Load Center)

N/A 0.1900 in4.800 mm

U

N/A 4.57 in116.0 mm

V

N/A 4.49 in114.0 mm

X

N/A 5.55 in141.0 mm

Z

N/A 5.35 in136.0 mm