4R4444 NTN Cylindrical Roller Bearing - Precision Parts Bearing Co., Ltd.

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4R4444 NTN Cylindrical Roller Bearing image

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Types of Spherical Roller Bearings

G2 - Heat Generation Factor (Rib-Roller End):52.1
Design Units:METRIC
Cup Part Number:JHM522610
Aa - Cage-Cone Backface Clearance:2 mm
B:47.000 mm
R - Cone Backface To Clear Radius1:3.050 mm
d:110 mm
Da - Cup Frontface Backing Diameter:172 mm
C - Cup Width:38 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:79200 N
da - Cone Frontface Backing Diameter:121.92 mm
D:180 mm
db - Cone Backface Backing Diameter:127 mm
Bearing Weight:4.5 Kg
Db - Cup Backface Backing Diameter:162.05 mm
r - Cup Backface To Clear Radius2:2.54 mm
Cone Part Number:JHM522649C
Y - ISO Factor9:1.48
e - ISO Factor8:0.41
G1 - Heat Generation Factor (Roller-Raceway):259.2

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Precision Parts Bearing Co., Ltd.: Address443 Corporate Way Richmond, Kentucky 433287, U.S.A.; Phone(Working Time)329-655-8639; Fax

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