RS roller chain BS/DIN standard 　Major Specifications

RS56B-2


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PDF Outline Drawing

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Catalogs ・Instruction Manuals

Major Specifications

Size &
No. of
strands 		JIS no. No. of
strands 		Min. tensile strength
kN {kgf}		 ISO606 tensile strength
kN {kgf}		 Max. allowable load
kN {kgf}		 Estimated Mass
kg/m		 No. of links
per unit
RS56B-2 56B 2 1700{173000} 1600{163000} 175{17800} 67.18 34

Notes
　1.The maximum allowable tension when using a connecting link (JL) is 80% of the above.
　2.Quoted on a case by case basis


Principal dimensions 　mm

Pitch
P		 Roller dia.
R		 Inner link inner width
W		 Plate Pin Transverse pitch
C
mm
T1 T2 H h D L1 L2
88.9 53.98 53.34 12.3 13.6 77.8 73.0 34.32 110.6 122.3 106.6

Notes
　1.The outer plate thickness values are for single-strand chain. For multi-strand chain, the values may differ according to the horizontal pitch dimensions.


Applicable connecting link

Type Connecting link
Model No. RS56B-2-MWJL
Price Contact us for details.
Delivery Contact us for details.

Transmission Capacity Table 　kW　1.7 multiplied multi-strand coefficient

Small
sprocket
no. of teeth
Small sprocket RPM 　r/min
5 10 15 20 25 30 40 50 60 80 100 125 150 175 200 250 300 350 400 450
Lubrication method AI Lubrication method AII Lubrication method B Lubrication method C
9 8.89 16.6 24.0 30.9 37.9 44.5 57.8 70.6 82.5 94.7 103 111 115 117 116 108 94.9 75.1 50.8 22.4
10 9.96 18.5 26.7 34.7 42.3 50.0 64.8 79.1 91.1 104 114 122 127 129 128 119 103 80.9 53.6 21.6
11 11.0 20.6 29.8 38.4 46.9 55.4 71.7 87.7 99.8 114 125 134 139 140 139 129 111 86.4 55.8 20.1
12 12.1 22.6 32.6 42.2 51.7 60.9 78.7 96.4 108 124 135 145 150 151 150 138 118 91.1 57.3 18.0
13 13.2 24.7 35.5 46.1 56.3 66.3 85.9 105 116 133 146 156 161 162 160 147 125 95.4 58.3 15.3
14 14.3 26.7 38.4 49.8 61.0 71.9 93.0 113 125 143 156 166 171 173 171 156 132 99.1 58.7 11.8
15 15.4 28.7 41.5 53.7 65.6 77.4 100 121 133 152 166 176 183 183 180 165 138 102 58.5 7.75
16 16.5 30.9 44.5 57.6 70.4 83.0 107 128 141 161 176 187 193 193 190 173 143 105 57.6 3.01
17 17.7 33.0 47.4 61.5 75.1 88.6 114 136 149 171 185 197 204 204 200 180 149 107 56.3
18 18.9 35.0 50.5 65.5 79.9 94.2 122 143 157 180 195 207 214 214 209 188 154 108 54.4
19 19.9 37.2 53.6 69.4 84.8 100.0 129 150 165 188 205 217 222 222 217 195 158 110 51.9
20 21.1 39.3 56.6 73.3 89.6 105 136 157 173 197 214 227 232 232 226 202 162 110 48.8
21 22.3 41.5 59.7 77.4 94.5 111 144 164 181 205 224 236 243 241 234 207 166 111 45.1
22 23.3 43.5 62.7 81.3 99.3 116 151 171 188 214 232 246 251 249 243 214 170 110 40.8
23 24.5 45.7 65.8 85.2 104 122 158 178 197 222 241 255 260 258 249 219 171 109 35.9
24 25.7 47.8 68.9 89.3 109 128 164 185 204 231 249 263 268 266 258 224 173 108 30.4
25 26.9 50.0 72.1 93.3 114 134 170 192 210 239 258 273 277 275 265 229 175 106 24.5
26 27.9 52.2 75.1 97.2 119 140 176 198 219 248 266 282 285 282 272 234 176 104 17.9

Notes
　1.kW ratings when using a 1-pitch offset link (OL) are 80% of the above.
　2.Contact us if you use at the kW ratings colored in gray.

Lubrication method AI AII B C

More details

Method Manual lubrication Drip lubrication Oil bath or slinger disc Forced lubrication