SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]C[0,​1]+[80-3000/1]L THK Radial Load Linear Guide Accuracy and Preload Selectable SR Series

Brand Name:THK
Model Number:SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]C[0,​1]+[80-3000/1]L
da:120 mm
db:134.938 mm
dc:115.888 mm
Da:215.001 mm
Ca:67.793 mm
A1:120.65 mm
A2:190.5 mm
S:4.763 mm
PDF SR20TB[1,​2,​3,​4,​5,​6,​7,​8,​9][DD,​KK,​LL,​RR,​SS,​UU,​ZZ]C[0,​1]+[80-3000/1]L

Product Details

da120 mm
db134.938 mm
dc115.888 mm
Da215.001 mm
Ca67.793 mm
A1120.65 mm
A2190.5 mm
S4.763 mm
ba53.181 mm
H257.175 mm
H1133.35 mm
H253.975 mm
L419.1 mm
R179.375 mm
R230.163 mm
RG1/2 NPT
PG1/4 NPT
h46.831 mm
HousingSAFS 224
Stabilizing ringSR-24-20
Labyrinth ring (db shaft position)LOR 127
Labyrinth ring (dc shaft position)LOR 119
End plug (suffix Y)EPR 15
Bearing limiting speed3800 r/min
P60°249 kN
P90°149 kN
P120°94.3 kN
P150°87.2 kN
P180°107 kN
Pa69.4 kN
Mass pillow block61.2 kg
Cap bolt5/8-11 UNC
Cap bolt recommended tightening torque298.3 N·m
Cap bolt, SAE grade8
Eye bolt3/8-16 UNC
Initial grease fill765.45 g
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Company Profile

Phone +49-281-2598-0
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