68739A Franke Slewing Ring Bearings - NTN BEARING CORP.

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68739A Franke Slewing Ring Bearings image

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68739A Franke Slewing Ring Bearings Codes and sizes

Series:27600
Cone Part Number:27689H
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:43300 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:11200 lbf
d:3.2813 in
B - Cone Width:1.0000 in
R - Cone Backface To Clear Radius3:0.03 in
da - Cone Frontface Backing Diameter:3.54 in
db - Cone Backface Backing Diameter:3.54 in
Ab - Cage-Cone Frontface Clearance:0.09 in
Aa - Cage-Cone Backface Clearance:0.04 in
a - Effective Center Location4:0.02 in
C90 - Dynamic Radial Rating (90 million revolutions)5:6450 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:24900 lbf
C0 - Static Radial Rating:39900 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:4590 lbf
K - Factor8:1.4
G1 - Heat Generation Factor (Roller-Raceway):98.2
G2 - Heat Generation Factor (Rib-Roller End):41.8
Cg - Geometry Factor:0.120

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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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