Nominal diameter OD Tube Length 10S 20S S40
B Size A Size E C M t ID t ID t ID
1/2B 15A 21.7 50.8 25.4 25.4 2.1 17.5 2.5 16.7 2.8 16.1
3/4B 20A 27.2 57.2 28.6 28.6 2.1 23.0 2.5 22.2 2.9 21.4
1B 25A 34.0 76.2 38.1 38.1 2.8 28.4 3.0 28.0 3.4 27.2
11/4B 32A 42.7 95.2 47.6 47.6 2.8 37.1 3.0 36.7 3.6 35.5
11/2B 40A 48.6 114.4 57.2 57.2 2.8 43.0 3.0 42.6 3.7 41.2
2B 50A 60.5 127.0 63.5 63.5 2.8 54.9 3.5 53.5 3.9 52.7
21/2B 65A 76.3 152.4 76.2 76.2 3.0 70.3 3.5 69.3 5.2 65.9
3B 80A 89.1 171.4 85.7 85.7 3.0 83.1 4.0 81.1 5.5 78.1
33/2B 90A 101.6 190.6 95.3 95.3 3.0 95.6 4.0 93.6 5.7 90.2
4B 100A 114.3 209.6 104.8 104.8 3.0 108.3 4.0 106.3 6.0 102.3
5B 125A 139.8 247.6 123.8 123.8 3.4 133.0 5.0 129.8 6.6 126.6
6B 150A 165.2 285.8 142.9 142.9 3.4 158.4 5.0 155.2 7.1 151.0
8B 200A 216.3 355.6 177.8 177.8 4.0 208.3 6.5 203.3 8.2 199.9
10B 250A 267.4 431.8 215.9 215.9 4.0 259.4 6.5 254.4 9.3 248.8
12B 300A 318.5 508.0 254.0 254.0 4.5 309.5 6.5 305.5 10.3 297.9
14B 350A 355.6 558.8 279.4 279.4 5.0 345.6 8.0 339.6 11.1 333.4
16B 400A 406.4 609.6 304.8 304.8 5.0 396.4 8.0 390.4 12.7 381.0
18B 450A 457.2 685.8 342.9 342.9 5.0 447.2 8.0 441.2 14.3 428.6
20B 500A 508.0 762.0 381.0 381.0 5.5 497.0 9.5 489.0 15.1 477.8
22B 550A 558.8 838.2 419.1 419.1 5.5 547.8 9.5 539.8 15.9 527.0
24B 600A 609.6 863.6 431.8 431.8 6.5 596.6 9.5 590.6 17.5 574.6
26B 650A 660.4 990.6 495.3 495.3 8.0 644.4 12.7 635.0 18.9 622.6
28B 700A 711.2 1041.4 520.7 520.7 8.0 695.2 12.7 685.8
30B 750A 762.0 1117.6 558.8 558.8 8.0 746.0 12.7 736.6
32B 800A 812.8 1193.8 596.9 596.9 8.0 796.8 12.7 787.4
34B 850A 863.6 1270.0 635.0 635.0 8.0 847.6 12.7 838.2
36B 900A 914.4 1346.2 673.1 673.1 8.0 898.4 12.7 889.0
40B 1000A 1016.0 1498.6 749.3 749.3 9.5 997.0 14.3 987.4