SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]+[80-3000/1]L THK Radial Load Linear Guide Accuracy and Preload Selectable SR Series

Thk Linear Guide are BEARING-MALAYSIA SDN.BHD. a few EE291250 Cone Part Number brands you will find in our 291750 Cup Part Number inventory. 290000 Series Find SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]+[80-3000/1]L THK Radial Load Linear Guide Accuracy and Preload Selectable SR Series to see what's in stock!

Brand Name:THK
Model Number:SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]+[80-3000/1]L
Series:290000
Cone Part Number:EE291250
Cup Part Number:291750
Design Units:Imperial
Bearing Weight:25.00 Kg
Cage Type:Stamped Steel
d:317.500 mm
D:444.5 mm
PDF SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]+[80-3000/1]L

Product Details

Series290000
Cone Part NumberEE291250
Cup Part Number291750
Design UnitsImperial
Bearing Weight25.00 Kg
Cage TypeStamped Steel
d317.500 mm
D444.5 mm
B - Cone Width61.913 mm
C - Cup Width39.688 mm
B63.5 mm
R - Cone Backface To Clear Radius17.870 mm
r - Cup Backface To Clear Radius21.52 mm
da - Cone Frontface Backing Diameter334.01 mm
db - Cone Backface Backing Diameter345.95 mm
Da - Cup Frontface Backing Diameter422.40 mm
Db - Cup Backface Backing Diameter416.05 mm
Ab - Cage-Cone Frontface Clearance8.6 mm
Aa - Cage-Cone Backface Clearance10.2 mm
a - Effective Center Location37.6 mm
C90 - Dynamic Radial Rating (90 million revolutions)451700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5199000 lbf
C0 - Static Radial Rating312000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)633400 lbf
K - Factor71.55
e - ISO Factor80.38
Y - ISO Factor91.59
G1 - Heat Generation Factor (Roller-Raceway)1580
G2 - Heat Generation Factor (Rib-Roller End)245
Cg - Geometry Factor0.156
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Company Profile

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