67989/67920CD Tapered Roller Bearing 209.550x282.575x82.550mm - Industrial Bearings Solutions

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67989/67920CD Tapered Roller Bearing 209.550x282.575x82.550mm image

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Information techniques 67989/67920CD Tapered Roller Bearing 209.550x282.575x82.550mm

Series:67700
Cone Part Number:67787
Design Units:Imperial
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:159000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:41100 lbf
d:6.8750 in
B - Cone Width:1.875 in
R - Cone Backface To Clear Radius3:0.14 in
da - Cone Frontface Backing Diameter:7.28 in
db - Cone Backface Backing Diameter:7.56 in
Ab - Cage-Cone Frontface Clearance:0.11 in
Aa - Cage-Cone Backface Clearance:0.17 in
a - Effective Center Location4:0.19 in
C90 - Dynamic Radial Rating (90 million revolutions)5:23600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6:91100 lbf
C0 - Static Radial Rating:175000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:17800 lbf
K - Factor8:1.33
G1 - Heat Generation Factor (Roller-Raceway):622.3
G2 - Heat Generation Factor (Rib-Roller End):122.6
Cg - Geometry Factor:0.121

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