Install Manual

Appendix A. Fuel Line Selection8-2019
93A062J678 (Issue 2) Copyright © 2019 Cummins Inc.
450 NA 12 24 42 60 127 229 361 752
500 NA 11 23 40 56 120 216 341 710
550 NA 11 22 38 53 114 205 324 674
600 NA 10 21 36 51 109 196 309 643
650 NA NA 20 34 49 104 188 296 616
700 NA NA 19 33 47 100 180 284 592
750 NA NA 18 32 45 96 174 274 570
800 NA NA 18 31 44 93 168 264 551
850 NA NA 17 30 42 90 162 256 533
900 NA NA 17 29 41 87 157 248 517
950 NA NA 16 28 40 85 153 241 502
1,000 NA NA 16 27 39 83 149 234 488
1,100 NA NA 15 26 37 78 141 223 464
1,200 NA NA 14 25 35 75 135 212 442
1,300 NA NA 14 24 34 72 129 203 423
1,400 NA NA 13 23 32 69 124 195 407
1,500 NA NA 13 22 31 66 119 188 392
1,600 NA NA 12 21 30 64 115 182 378
1,700 NA NA 12 20 29 62 112 176 366
1,800 NA NA 11 20 28 60 108 170 355
1,900 NA NA 11 19 27 58 105 166 345
2,000 NA NA 11 19 27 57 102 161 335
NA: A flow of less than 10,000 BTU/hr.
Note: All table entries are rounded to 3 significant digits.
*Table capacities are based on Type K copper tubing inside diameter (shown), which has the
smallest inside diameter of the copper tubing products.
TABLE 32. PROPANE SCHEDULE 40 IRON PIPE SIZING, LIQUID WITHDRAWAL
(MAXIMUM CAPACITY OF PIPE IN CUBIC FEET OF GAS PER HOUR)*
Equivalent
Length of
Pipe (ft.)
Schedule 40 Iron Pipe Size (in.): Nominal (Inside Diameter)
1/2
(0.622)
3/4
(0.824)
1
(1.049)
1 1/4
(1.38)
1 1/2
(1.61)
2
(2.067)
3
(3.068)
3 1/2
(3.548)
4
(4.026)
30 733 1,532 2,885 5,924 8,876 17,094 48,164 70,519 98,238
40 627 1,311 2,469 5,070 7,597 14,630 41,222 60,355 84,079