S8-50E1 Rotek Slewing Ring Bearings - NTN BEARING CORP.

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Bearing Slewing Ring Cross References

Series:77000
Cone Part Number:77364
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:133000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:34500 lbf
d:3.6250 in
B - Cone Width:1.9000 in
R - Cone Backface To Clear Radius3:0.25 in
da - Cone Frontface Backing Diameter:4.06 in
db - Cone Backface Backing Diameter:4.53 in
Ab - Cage-Cone Frontface Clearance:0.07 in
Aa - Cage-Cone Backface Clearance:0.11 in
a - Effective Center Location4:-0.38 in
C90 - Dynamic Radial Rating (90 million revolutions)5:19800 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:76400 lbf
C0 - Static Radial Rating:107000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:12400 lbf
K - Factor8:1.59
Cg - Geometry Factor:0.102

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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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Technical Articles

angular contact ball bearings

cylindrical roller bearings

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