No. 160
No. 140
2 ” PITCH
1 3 / 4 ” PITCH
D
D
R
R
L 2
L 2
H
h
H
h
W
W
L 1
L 1
P
P
P
P
T
T
L 2
L 2
C
C
L 2
L 2
C
C
L 1
L 1
C
C
L
L
L 1
L 1
L 1
L 1
L 1
L 1
P
R
W
T
H
h
D
P
R
W
T
H
h
D
160
2.000
1.125
1.250
0.250
1.898
1.638
0.562
140
1.750
1.000
1.000
0.219
1.661
1.433
0.500
Transverse Pitch C
ANSI Standard Min. Tensile Strength {lb}
Tsubaki Average Tensile Strength
Maximum Allowable Load
Approximate Mass lb/ft
Transverse Pitch C
ANSI Standard Min. Tensile Strength {lb}
Tsubaki Average Tensile Strength
Maximum Allowable Load
Approximate Mass lb/ft
TSUBAKI Chain Number
Number of Strands
TSUBAKI Chain Number
Number of Strands
L1+L2
L1
L2
L
Pin Type
L1+L2
L1
L2
L
Pin Type Rivet/Cotter Rivet/Cotter Rivet/Cotter
160RB
1 2 3 4 5 6
2.705 5.012 7.319 9.622
1.254 2.407 3.561 4.715 5.868 7.020
1.451 2.604 3.758 4.907 6.061 7.217
2.764 5.205 7.508 9.811
Rivet/Cotter Rivet/Cotter Rivet/Cotter
50,000 100,000 150,000 200,000 250,000 300,000
62,830 125,660 188,490 251,320 314,150 376,990
11,900 20,230 29,760 39,280 46,420 54,760
6.79
140RB
1 2 3 4 5 6
2.307 4.232 6.165 8.091
1.059 2.022 2.986 3.949 4.913 5.878
1.248 2.211 3.179 4.142 5.102 6.071
2.343 4.421 6.350 8.276
38,280 76,560 114,840 153,120 191,400 229,680
48,500 97,000 145,500 194,000 242,500 291,000
9,040
5.03 9.97
160-2RB 160-3RB 160-4RB 160-5RB 160-6RB
13.47 20.17 26.92 33.52 40.27
140-2RB 140-3RB 140-4RB 140-5RB 140-6RB
15,370 22,600 29,830 35,250 41,580
14.92 19.16 24.84 29.77
2.305
1.924
Riveted Riveted Riveted
Riveted Riveted Riveted
11.929 14.236
12.114 14.417
10.016 11.949
10.201 12.126
Note: 1. “RB” designation indicates 10’ box riveted. Cottered, cut-to-length and reel stock available upon request. 2. Maximum allowable load when using a one-pitch offset link (OL) is 65% of the above. 3. Maximum allowable load when using a two-pitch offset link (2POL) is 100% of the above.
Note: 1. “RB” designation indicates 10’ box riveted. Cottered, cut-to-length and reel stock available upon request. 2. Maximum allowable load when using a one-pitch offset link (OL) is 65% of the above. 3. Maximum allowable load when using a two-pitch offset link (2POL) is 100% of the above.
No. of Small Sprocket Teeth Maximum Speed - Small Sprocket (RPM) 10 25 50 100 150 200 250 300 350 400 450 500 550 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 Lubrication System A B C 11 4.22 9.64 18.0 33.5 48.4 62.6 76.6 90.3 97.5 97.5 97.5 86.9 75.2 66.1 52.4 42.9 35.9 30.7 26.6 23.3 20.7 18.5 16.8 15.2 12 4.64 10.6 19.7 36.9 53.1 68.8 84.1 99.1 107 107 107 99.0 85.8 75.2 59.7 48.9 41.0 35.0 30.3 26.6 23.6 21.1 19.0 17.3 13 5.07 11.5 21.6 40.2 57.9 75.1 91.7 108 117 117 117 112 96.7 84.9 67.3 55.1 46.3 39.4 34.2 30.0 26.6 23.9 21.5 19.4 14 5.48 12.5 23.3 43.6 62.8 81.3 99.4 117 127 127 127 125 108 94.8 75.2 61.6 51.6 44.1 38.2 33.5 29.8 26.6 24.0 21.7 15 5.91 13.5 25.2 46.9 67.6 87.6 107 126 138 138 138 138 120 105 83.5 68.4 57.3 48.9 42.4 37.1 33.0 29.5 26.6 - 16 6.33 14.5 27.0 50.3 72.5 93.9 115 135 153 153 153 153 132 116 92.0 75.2 63.0 53.9 46.7 41.0 36.3 32.5 29.4 - 17 6.76 15.4 28.8 53.8 77.4 100 123 145 166 166 166 166 145 127 101 82.5 69.1 59.0 51.1 44.9 39.8 35.7 32.1 - 18 7.19 16.4 30.6 57.1 82.3 107 130 154 177 182 182 182 157 138 110 89.8 75.2 64.2 55.7 48.9 43.3 38.8 35.0 - 19 7.59 17.4 32.5 60.6 87.3 113 138 162 188 193 193 193 170 150 119 97.4 81.7 69.7 60.5 53.0 47.1 42.1 38.0 - 20 7.99 18.4 34.3 64.1 92.3 119 146 172 197 204 204 204 185 162 128 105 88.1 75.2 65.3 57.3 50.8 45.5 - - 21 8.38 19.4 36.2 67.5 97.2 126 154 181 208 216 216 216 198 174 138 113 94.8 81.0 70.1 61.6 54.6 48.9 - - 22 8.78 20.4 38.1 70.9 102 132 162 190 219 227 227 227 213 186 149 121 102 86.9 75.2 66.1 58.6 52.4 - - 23 9.19 21.3 40.0 74.4 107 139 170 200 231 237 237 237 228 200 158 130 109 92.8 80.5 70.7 62.6 56.1 - - 24 9.59 22.4 41.8 78.0 112 146 178 209 241 249 249 249 243 213 169 138 116 99.0 85.8 75.2 66.8 59.7 - - 25 10.0 23.5 43.7 81.5 117 152 186 219 252 260 260 260 257 227 180 148 123 105 91.2 80.1 70.9 63.6 - - 26 10.4 24.4 45.6 85.0 122 158 194 228 263 274 274 274 274 240 190 156 131 112 96.7 84.9 75.2 - - - 28 11.2 26.4 49.3 92.1 133 172 211 248 284 306 306 306 306 268 213 174 146 125 108 94.8 84.1 - - - 30 12.0 28.6 53.2 99.2 143 185 227 267 307 339 339 339 339 298 236 193 162 138 120 105 93.3 - - - 32 12.8 30.6 57.0 106 153 198 243 286 329 370 370 370 370 327 260 213 178 153 132 116 - - - - 35 13.9 33.7 62.8 117 169 219 267 315 362 408 408 408 408 375 298 244 204 174 152 133 - - - - 40 16.0 38.9 72.5 135 194 252 308 363 418 471 471 471 471 459 363 298 249 213 178 - - - - - 45 18.0 44.1 82.3 154 221 287 351 413 475 535 547 547 547 547 433 355 298 237 92.8 - - - - - Note:
No. of Small Sprocket Teeth Maximum Speed - Small Sprocket (RPM) 10 25 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 1000 1100 1200 1300 Lubrication Systems A B C 11 5.12 11.7 21.9 40.8 58.7 76.0 92.9 99.9 99.9 99.9 83.8 71.5 62.0 54.4 48.3 43.2 38.9 35.4 32.3 29.6 25.3 21.9 19.2 17.0 12 5.75 13.1 24.4 45.6 65.7 85.2 104 117 117 117 98.2 83.8 72.5 63.7 56.5 50.6 45.6 41.4 37.8 34.7 29.6 25.6 22.5 20.0 13 6.37 14.5 27.1 50.6 72.8 94.4 115 132 132 132 113 96.7 83.8 73.5 65.2 58.3 52.6 47.7 43.6 40.0 34.2 29.6 26.0 23.1 14 7.00 16.0 29.8 55.5 80.1 104 127 145 145 145 129 110 95.5 83.8 74.3 66.5 59.9 54.4 49.6 45.6 38.9 33.8 29.6 26.3 15 7.63 17.4 32.5 60.6 87.3 113 138 158 158 158 145 124 108 94.4 83.8 75.0 67.6 61.3 56.1 51.4 43.9 38.1 33.4 29.6 16 8.26 18.9 35.1 65.7 94.5 123 150 172 172 172 162 138 120 106 93.6 83.8 75.5 68.5 62.6 57.4 49.1 42.5 37.3 33.1 17 8.90 20.2 38.0 70.7 102 132 161 185 185 185 180 154 133 117 104 92.9 83.8 76.0 69.5 63.7 54.4 47.2 41.4 - 18 9.55 21.7 40.6 75.9 109 142 173 198 198 198 198 169 148 129 114 102 92.3 83.8 76.4 70.1 59.9 51.9 45.6 - 19 10.2 23.2 43.4 81.0 117 152 185 217 217 217 217 185 161 141 125 112 101 91.7 83.8 76.8 65.6 56.9 49.9 - 20 10.8 24.7 46.1 86.1 124 161 196 232 237 237 237 202 176 154 137 122 110 99.9 91.3 83.8 71.5 62.0 54.4 - 21 11.4 26.3 48.9 91.3 132 170 208 245 257 257 257 220 190 166 148 132 119 108 99.0 90.8 77.5 67.2 59.0 - 22 12.0 27.8 51.8 96.6 139 180 220 259 278 278 278 237 205 180 160 143 129 117 107 98.2 83.8 72.5 63.7 - 23 12.6 29.2 54.4 102 146 190 232 274 295 295 295 255 221 194 172 154 138 126 115 106 90.1 78.2 68.5 - 24 13.2 30.7 57.3 107 154 200 244 287 310 310 310 274 237 208 185 165 149 135 123 113 96.7 83.8 - - 25 13.8 32.2 60.1 112 162 209 256 302 326 326 326 292 253 223 197 177 160 145 132 121 103 89.6 - - 26 14.5 33.8 63.0 117 169 220 268 316 341 341 341 311 270 237 211 188 169 154 141 129 110 95.5 - - 28 15.0 35.3 65.8 123 177 229 280 330 357 357 357 331 287 252 224 200 180 164 149 137 117 101 - - 30 15.7 36.7 68.7 128 185 239 292 345 371 371 371 351 304 267 237 212 192 173 158 145 124 108 - - 32 16.9 39.8 74.4 138 200 259 316 373 402 402 402 393 341 299 264 237 213 194 177 162 138 120 - - 35 18.1 42.9 80.2 150 216 279 341 402 436 436 436 436 377 331 294 263 237 215 196 180 154 - - - 40 19.3 46.0 86.0 161 231 299 366 430 480 480 480 480 416 365 323 290 261 237 216 198 169 - - - 45 21.1 50.7 94.7 177 255 330 402 475 546 548 548 548 475 417 370 331 299 271 248 227 180 - - - Note:
1. When using one pitch offset links (OL), HP ratings are 80% of the above. Two pitch offset links (2POL) can be used at 100% of the above values. 2. Multiply the value given above by the multiple strand factor (page 251 Table 2) in order to obtain the transmission horsepower of multiple strand chain. 3. For lubrication systems A, B & C, refer to pages 257 & 258 for explanation. Please consult Tsubaki for use of horsepower ratings to the right of the boundary line. 4. Refer to page 251, “Procedures for Selecting Roller Chain.”
1. When using one pitch offset links (OL), HP ratings are 80% of the above. Two pitch offset links (2POL) can be used at 100% of the above values. 2. Multiply the value given above by the multiple strand factor (page 251 Table 2) in order to obtain the transmission horsepower of multiple strand chain. 3. For lubrication systems A, B & C, refer to pages 257 & 258 for explanation. Please consult Tsubaki for use of horsepower ratings to the right of the boundary line. 4. Refer to page 251, “Procedures for Selecting Roller Chain.”
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