NN493 NTN Tapered Roller Bearing - Shanghai Ruonan-Power Co., Ltd.

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NN493 NTN Tapered Roller Bearing image

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NN493 NTN Tapered Roller Bearing Code system

db - Cone Backface Backing Diameter:71.12 mm
Da - Cup Frontface Backing Diameter:114.00 mm
Db - Cup Backface Backing Diameter:107.95 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:26600 N
B:31.500 mm
r - Cup Backface To Clear Radius2:2.03 mm
G1 - Heat Generation Factor (Roller-Raceway):62.8
a - Effective Center Location3:-6.6 mm
Cup Part Number:Y30311M
d:55.000 mm
Cone Part Number:X30311M
B - Cone Width:29.000 mm
Y - ISO Factor9:1.74
Series:30311M
e - ISO Factor8:0.35
C - Cup Width:25.000 mm
da - Cone Frontface Backing Diameter:70.10 mm
C1 - Dynamic Radial Rating (1 million revolutions)5:174000 N
G2 - Heat Generation Factor (Rib-Roller End):24
C90 - Dynamic Radial Rating (90 million revolutions)4:45100 N

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Shanghai Ruonan-Power Co., Ltd.: AddressNo.36 Building, JuCheng Pioneer Park, No.3257 Lane, XiuPu Road; Phone(Working Time)86-02-8689236; Fax

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