4R4444 NTN Cylindrical Roller Bearing - Shanghai Ruonan-Power Co., Ltd.

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4R4444 NTN Cylindrical Roller Bearing image

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4R4444 NTN Cylindrical Roller Bearing Code system

e - ISO Factor8:0.38
da - Cone Frontface Backing Diameter:39.88 mm
Ab - Cage-Cone Frontface Clearance:1.8 mm
Cage Type:Stamped Steel
r - Cup Backface To Clear Radius2:3.30 mm
Db - Cup Backface Backing Diameter:58.93 mm
d:30 mm
a - Effective Center Location3:-4.3 mm
Bearing Weight:0.4 Kg
D:68.956 mm
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2080 lbf
Cone Part Number:14117A
C90 - Dynamic Radial Rating (90 million revolutions)4:3180 lbf
G2 - Heat Generation Factor (Rib-Roller End):9.4
R - Cone Backface To Clear Radius1:3.560 mm
C - Cup Width:15.875 mm
B:19.845 mm
K - Factor7:1.53
Series:14000
db - Cone Backface Backing Diameter:42.93 mm

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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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