66398L Franke Slewing Ring Bearings - NTN BEARING CORP.

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66398L Franke Slewing Ring Bearings image

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66398L Franke Slewing Ring Bearings Codes and sizes

Series:18700
Cone Part Number:18780
Cup Part Number:18724
Design Units:Imperial
Bearing Weight:0.5 Kg
Cage Type:Stamped Steel
d:46.038 mm
D:88.900 mm
B - Cone Width:17.463 mm
C - Cup Width:13.495 mm
B:17.465 mm
R - Cone Backface To Clear Radius1:2.290 mm
r - Cup Backface To Clear Radius2:1.27 mm
da - Cone Frontface Backing Diameter:52.07 mm
db - Cone Backface Backing Diameter:55.88 mm
Da - Cup Frontface Backing Diameter:83.06 mm
Db - Cup Backface Backing Diameter:77.98 mm
Ab - Cage-Cone Frontface Clearance:2.3 mm
Aa - Cage-Cone Backface Clearance:0.5 mm
a - Effective Center Location3:-0.8 mm
C90 - Dynamic Radial Rating (90 million revolutions)4:3190 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5:12300 lbf
C0 - Static Radial Rating:15200 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:2210 lbf
K - Factor7:1.44
e - ISO Factor8:0.41
Y - ISO Factor9:1.48
G1 - Heat Generation Factor (Roller-Raceway):28.6
G2 - Heat Generation Factor (Rib-Roller End):23.4
Cg - Geometry Factor:0.0789

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NTN BEARING CORP.: Address1-2-16 Kyomachibori, Nishi-ku, Osaka-shi, Osaka 520-03653, Japan; Phone(Working Time)753-298-1258; Fax

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angular contact ball bearings

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