>> ANSI Standard Roller Chain

Single and Multiple Strand TSUBAKI Standard 80th Series Roller Chains conform to the ANSI (American Standard Institute) and are interchangeable with other chains conforming to ANSI Standards. The Tsubaki 80th Series Roller Chains celebrate Tsubaki's 80 year history of constantly improving quality and customer satisfaction.

Dimensions-mm

Chain No.
ANSI No.
Pitch P
Roller Dia.R
Width between Roller Link Plates W
RS25^*
25
6.35
3.30
3.18
RS35^*
35
9.525
5.08
4.78
RS41*
41
12.70
7.77
6.38
RS40*
40
12.70
7.92
7.95
RS50*
50
15.875
10.16
9.53
RS60
60
19.05
11.91
12.70
RS80
80
25.40
15.88
15.88
RS100
100
31.75
19.05
19.05
RS120
120
38.10
22.23
25.40
RS140
140
44.45
25.40
25.40
RS160
160
50.80
28.58
31.75
RS180
180
57.15
35.71
35.72
RS200
200
63.50
39.68
38.10
RS240
240
76.20
47.63
47.63

Dimensions-mm

Chain No.
ANSI No.
Pitch P
Roller Dia.R
Width between Roller Link Plates W
RS25^*
25
6.35
3.30
3.18
RS35^*
35
9.525
5.08
4.78
RS41*
41
12.70
7.77
6.38
RS40*
40
12.70
7.92
7.95
RS50*
50
15.875
10.16
9.53
RS60
60
19.05
11.91
12.70
RS80
80
25.40
15.88
15.88
RS100
100
31.75
19.05
19.05
RS120
120
38.10
22.23
25.40
RS140
140
44.45
25.40
25.40
RS160
160
50.80
28.58
31.75
RS180
180
57.15
35.71
35.72
RS200
200
63.50
39.68
38.10
RS240
240
76.20
47.63
47.63

Dimensions-mm

Chain No.
Average Tensile Strength
kN {kgf}
Maximum Allowable Load kN {kgf}
Approx. Mass kg/m
Number of Links per unit
RS25^*
4.71 {480 }
0.64 {65 }
0.14
480
RS35^*
11.3 {1,150}
2.16 {220 }
0.33
320
RS41*
11.8 {1,200}
2.26 {230 }
0.41
240
RS40*
19.1 {1,950}
3.63 {370 }
0.64
240
RS50*
31.4 {3,200}
6.37 {650 }
1.04
192
RS60
44.1 {4,500}
8.83 {900 }
1.53
160
RS80
78.5 {8,000}
14.7 {1,500}
2.66
120
RS100
118.0 {12,000 }
22.6 {2,300}
3.99
96
RS120
167.0 {17,000 }
30.4 {3,100}
5.93
80
RS140
216.0 {22,000 }
40.2 {4,100}
7.49
68
RS160
279.0 {28,500 }
53.0 {5,400}
10.10
60
RS180
370.0 {37,700 }
60.8 {6,200}
13.45
54
RS200
471.0 {48,000 }
71.6 {7,300}
16.49
48
RS240
686.0 {70,000 }
99.0 {10,100}
24.5
40
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