Chain tensioner

Construction

Tsubaki Chain Tensioners are composed of a main unit and an idler sprocket. (TA Type is an integrated model with a plastic shoe.)
The main (aluminum) tensioner unit uses the elasticity of an embedded coil spring for tensioning.


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The idler sprocket part is made up of a sprocket with embedded bearings (TH Type includes the option of an oilless bush), mounting bolts, and washers. The sprocket teeth have been induction hardened, TCS & ETS types are coated black, and TH type is plated

Types

１．TCS Type Swinging type with idler sprocket


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Model No. Main unit code Applicable
Chains		 Swing
Angle		 B
mm		 C
mm		 H
mm		 M
mm		 T1
mm		 T2
mm		 T3
mm		 L
mm		 L1
mm		 L2
mm		 Pressing Force
kN { kgf }		 Estimated Mass
kg		 DXF data Standard Price Delivery
CT-TCS40 TC-1 RS40-1 45ﾟ 69 86.5 121 M10 15.5 15.5 5 50.5 37.5 6.5 0 {0}
～
0.15 {15}		 0.74 DXF Contact us for details. Contact us for details.
CT-TCS50 RS50-1 0.82 DXF Contact us for details. Contact us for details.
CT-TCS60 TC-2 RS60-1 30ﾟ 90 100 145 M12 18 18 7 60.5 44.5 8.5 0 {0}
～
0.39 {40}		 1.3 DXF Contact us for details. Contact us for details.
CT-TCS80 RS80-1 65.5 47 11 1.52 DXF Contact us for details. Contact us for details.
Model No. No. of Sprocket Teeth：Z DP
mm		 DO
mm		 Sprocket Mounting Bolt Flat washers
Size ：O Length
mm		 Strength Classification Nominal Quantity
CT-TCS40 17 69.12 76 M10 30 10.9 10 2
CT-TCS50 15 76.35 84
CT-TCS60 13 79.60 89 M12 35 10.9 12 2
CT-TCS80 11 90.16 102 4
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２．ETS Type Linear type with idler sprocket


[ Click to enlarge ]
Model No. Main unit code Applicable
Chains		 Stroke
S
mm		 H
mm		 H1
mm		 F
mm		 G
mm		 B
mm		 N
mm		 T1
mm		 T2
mm		 E
mm		 L
mm		 L1
mm		 L2
mm		 Pressing Force
kN { kgf }		 Estimated Mass
kg		 DXF data Standard Price Delivery
CT-ETS40 TO-1 RS40-1 30 129 74 7 58 56.2 11 23 20 12.5 42 29 6.5 0.10 {10}
～
0.25 {25}		 0.6 DXF Contact us for details. Contact us for details.
CT-ETS50 RS50-1 0.69 DXF Contact us for details. Contact us for details.
CT-ETS60 TO-2 RS60-1 38 163 87 9 70 70.5 12.5 28 25 15 52 36 8.5 0.15 {15}
～
0.39 {40}		 1.15 DXF Contact us for details. Contact us for details.
CT-ETS80 RS80-1 57 38.5 11 1.37 DXF Contact us for details. Contact us for details.
Model No. No. of Sprocket Teeth：Z DP
mm		 DO
mm		 Sprocket Mounting Bolt Flat washers
Size ：O Length
mm		 Strength Classification Nominal Quantity
CT-ETS40 17 69.12 76 M10 35 10.9 10 2
CT-ETS50 15 76.35 84
CT-ETS60 13 79.6 89 M12 45 10.9 12 2
CT-ETS80 11 90.16 102 4
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３．TA Type Linear type with plastic shoe


[ Click to enlarge ]
Model No. Main unit code Applicable
Chains		 Stroke
S
mm		 H
mm		 H1
mm		 F
mm		 G
mm		 B
mm		 N
mm		 T1
mm		 E
mm		 W
mm		 R
mm		 T2
mm		 Pressing Force
kN { kgf }		 Estimated Mass
kg		 DXF data Standard Price Delivery
CT-TA40 TO-1 RS40-1
RS08B-1		 30 143 74 7 58 56.2 11 23 12.5 140 120 20 0.10 {10}
～
0.25 {25}		 0.39 DXF Contact us for details. Contact us for details.
CT-TA50 TO-2 RS50-1
RS10B-1		 38 164 87 9 70 70.5 12.5 28 15 140 140 22 0.15 {15}
～
0.39 {40}		 0.65 DXF Contact us for details. Contact us for details.
CT-TA60 RS60-1
RS12B-1		 DXF Contact us for details. Contact us for details.
CT-TA80 TO-3 RS80-1
RS16B-1		 44 187 104 9 86 82 14.5 33 17.5 140 160 25 0.29 {30}
～
0.59 {60}		 0.99 DXF Contact us for details. Contact us for details.
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４．TH Type Linear type with idler sprocket

Main body


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Model No. Stroke
S
mm		 Spring Pressing Force
N		 Standard Price Delivery
Minimum Maximum
CT-TH1 25 39.2 117.6 Contact us for details. Contact us for details.
CT-TH2 45 98.0 294.0 Contact us for details. Contact us for details.

Adapter (base for attachment)


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Model No. Applicable Chain
Tensioner		 Standard Price Delivery
CT-THS1 CT-TH1 Contact us for details. Contact us for details.
CT-THS2 CT-TH2 Contact us for details. Contact us for details.
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Idler Sprocket


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Model No. No. of Idler Teeth Pitch circle dia.
Dp
mm		 Outer Diameter
Do
mm		 Max. Rotation Speed
r/min		 Allowable Bearing Load
N		 Standard Price Delivery
Ball Bearing
Series		 RS35-THB20T 20 60.89 66 3000 3300 Contact us for details. Contact us for details.
RS40-THB15T 15 61.08 67 Contact us for details. Contact us for details.
RS50-THB15T 15 76.35 84 Contact us for details. Contact us for details.
RS60-THB14T 14 85.61 95 Contact us for details. Contact us for details.
RS80-THB11T 11 90.16 102 Contact us for details. Contact us for details.
Oilless Bush
Series		 RS35-THL20T 20 60.89 66 2500 343 Contact us for details. Contact us for details.
RS40-THL15T 15 61.08 67 Contact us for details. Contact us for details.
RS50-THL15T 15 76.35 84 Contact us for details. Contact us for details.
RS60-THL14T 14 85.61 95 Contact us for details. Contact us for details.
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