SKF 81211 TN Double row cylindrical roller bearings

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SKF 81211 TN Double row cylindrical roller bearings image

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SKF 81211 TN Double row cylindrical roller bearings Dimensions

Series:455
Cone Part Number:455-S
Cup Part Number:452D
Design Units:Imperial
Bearing Weight:5.91 lb
Cage Type:Stamped Steel
Ab - Cage-Cone Frontface Clearance:0.08 in
d:2 in
D:4.25 in
B - Cone Width:1.1542 in
C - Double Cup Width:2.125 in
T - Bearing Width across Cones:2.5625 in
R - Cone Backface To Clear Radius1:0.14 in
r - Cup Frontface To Clear Radius2:0.03 in
db - Cone Backface Backing Diameter:2.56 in
Da - Cup Frontface Backing Diameter:3.96 in
Aa - Cage-Cone Backface Clearance:0.07 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:9370 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:62900 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:16300 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:5380 lbf
K - Factor7:1.74
e - ISO Factor8:0.34
Y1 - ISO Factor9:2.01
Y2 - ISO Factor10:3
G1 - Heat Generation Factor (Roller-Raceway)11:58.6
G2 - Heat Generation Factor (Rib-Roller End):17.1
Cg - Geometry Factor12:0.0946

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