A16-78E4 Rotek Slewing Ring Bearings - Hefei Wenhao Bearing Co., Ltd.

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A16-78E4 Rotek Slewing Ring Bearings Product description

Series:M238800
Cone Part Number:M238849
Cup Part Number:M238810
Design Units:Imperial
Bearing Weight:9.8 Kg
Cage Type:Stamped Steel
d:187.325 mm
D:269.875 mm
B - Cone Width:55.563 mm
C - Cup Width:42.863 mm
B:55.563 mm
R - Cone Backface To Clear Radius1:3.560 mm
r - Cup Backface To Clear Radius2:3.30 mm
da - Cone Frontface Backing Diameter:200.91 mm
db - Cone Backface Backing Diameter:204.98 mm
Da - Cup Frontface Backing Diameter:258.06 mm
Db - Cup Backface Backing Diameter:249.94 mm
Ab - Cage-Cone Frontface Clearance:3 mm
Aa - Cage-Cone Backface Clearance:5.3 mm
a - Effective Center Location3:-6.1 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:32000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:123000 lbf
C0 - Static Radial Rating:225000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:18200 lbf
K - Factor7:1.76
e - ISO Factor8:0.33
Y - ISO Factor9:1.8
G1 - Heat Generation Factor (Roller-Raceway):788
G2 - Heat Generation Factor (Rib-Roller End):118
Cg - Geometry Factor:0.12

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Hefei Wenhao Bearing Co., Ltd.: AddressWangjiang Integrated Building,No.6,Jinzhai Road,Hefei,Anhui,China; Phone(Working Time)86-02-7234259; Fax

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