SR20SB[1,​2,​3,​4,​5,​6,​7,​8,​9]+[61-3000/1]L[H,​P,​SP,​UP] THK Radial Load Linear Guide Accuracy and Preload Selectable SR Series

Brand Name:THK
Model Number:SR20SB[1,​2,​3,​4,​5,​6,​7,​8,​9]+[61-3000/1]L[H,​P,​SP,​UP]
Series:1700
Cone Part Number:1755
Cup Part Number:1729-B
Design Units:Imperial
Bearing Weight:0.4 lb
Cage Type:Stamped Steel
d:0.8750 in
D:2.2400 in
PDF SR20SB[1,​2,​3,​4,​5,​6,​7,​8,​9]+[61-3000/1]L[H,​P,​SP,​UP]

Product Details

Series1700
Cone Part Number1755
Cup Part Number1729-B
Design UnitsImperial
Bearing Weight0.4 lb
Cage TypeStamped Steel
d0.8750 in
D2.2400 in
D1 - Flange Outer Diameter2.3920 in
B - Cone Width0.7810 in
C - Cup Width0.6250 in
C1 - Cup Flange Width0.1560 in
T1 - Bearing Width0.7628 in
T - Bearing Width to Flange0.2938 in
R - Cone Backface To Clear Radius10.050 in
r - Cup Backface To Clear Radius20.030 in
da - Cone Frontface Backing Diameter1.08 in
db - Cone Backface Backing Diameter1.14 in
Da - Cup Frontface Backing Diameter2.11 in
Ab - Cage-Cone Frontface Clearance0.08 in
Aa - Cage-Cone Backface Clearance0.01 in
a - Effective Center Location3-0.27 in
C90 - Dynamic Radial Rating (90 million revolutions)42650 lbf
C1 - Dynamic Radial Rating (1 million revolutions)510200 lbf
C0 - Static Radial Rating10200 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)61390 lbf
K - Factor71.9
e - ISO Factor80.31
Y - ISO Factor91.95
G1 - Heat Generation Factor (Roller-Raceway)1010.6
G2 - Heat Generation Factor (Rib-Roller End)5.39
Cg - Geometry Factor110.0521
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Company Profile

Phone 409-782-6227
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