Dimension Information for R20 & R21
Dimension Information for R20 & R21 | ||||||||
Pipe Size |
Pipe Covering Thickness | Actual O.D. of Pipe + Shield + Insulation |
Dimension L | Dimension CL | ||||
in | mm | in | mm | in | mm | in | mm | |
3/4 | 0 | 0.0 | 1-1/16 | 27.0 | 6-1/2 | 165.1 | 2-15/16 | 74.6 |
7/8 | 22.2 | 3-1/4 | 82.6 | 6-1/2 | 165.1 | 4-1/8 | 104.8 | |
1-7/16 | 36.5 | 4-3/8 | 111.1 | 8-1/4 | 209.6 | 4-7/16 | 112.7 | |
1-7/8 | 47.6 | 5-3/8 | 136.5 | 8-1/4 | 209.6 | 4-15/16 | 125.4 | |
1 | 0 | 0.0 | 1-5/16 | 33.3 | 6-1/2 | 165.1 | 3-1/8 | 79.4 |
1-1/16 | 27.0 | 3-5/8 | 92.1 | 7-1/4 | 184.2 | 4-1/4 | 108.0 | |
1-9/16 | 39.7 | 4-5/8 | 117.5 | 8-1/4 | 209.6 | 4-9/16 | 115.9 | |
2-1/8 | 54.0 | 5-3/4 | 146.1 | 8-1/4 | 209.6 | 5-1/8 | 130.2 | |
1-1/4 | 0 | 0.0 | 1-11/16 | 42.9 | 6-1/2 | 165.1 | 3-5/16 | 84.1 |
7/8 | 22.2 | 3-7/8 | 98.4 | 7-1/4 | 184.2 | 4-5/16 | 109.5 | |
1-5/8 | 41.3 | 5-1/8 | 130.2 | 8-1/4 | 209.6 | 4-13/16 | 122.2 | |
1-15/16 | 49.2 | 6 | 152.4 | 8-1/4 | 209.6 | 5-1/4 | 133.4 | |
2-7/16 | 61.9 | 7-1/2 | 190.5 | 9-1/4 | 235.0 | 5-7/8 | 149.2 | |
1-1/2 | 0 | 0.0 | 1-7/8 | 47.6 | 6-1/2 | 165.1 | 3-3/8 | 85.7 |
1 | 25.4 | 4-1/4 | 108.0 | 8-1/4 | 209.6 | 4-3/8 | 111.1 | |
1-1/2 | 38.1 | 5-1/4 | 133.4 | 8-1/4 | 209.6 | 4-7/8 | 123.8 | |
2-5/16 | 58.7 | 6-5/8 | 168.3 | 9-1/4 | 235.0 | 5-7/16 | 138.1 | |
2-13/16 | 71.4 | 7-3/4 | 196.9 | 9-1/4 | 235.0 | 6 | 152.4 | |
2 | 0 | 0.0 | 2-3/8 | 60.3 | 6-1/2 | 165.1 | 3-11/16 | 93.7 |
1-1/16 | 27.0 | 4-3/4 | 120.7 | 8-1/4 | 209.6 | 4-5/8 | 117.5 | |
1-9/16 | 39.7 | 5-3/4 | 146.1 | 8-1/4 | 209.6 | 5-1/8 | 130.2 | |
2-1/8 | 54.0 | 7-1/8 | 181.0 | 9-1/4 | 235.0 | 5-11/16 | 144.5 | |
2-5/8 | 66.7 | 8-1/8 | 206.4 | 10-1/8 | 257.2 | 6-1/16 | 154.0 | |
3-1/8 | 79.4 | 9-1/8 | 231.8 | 10-1/8 | 257.2 | 6-5/8 | 168.3 | |
2-1/2 | 0 | 0.0 | 2-7/8 | 73.0 | 6-1/2 | 165.1 | 3-15/16 | 100.0 |
1-1/16 | 27.0 | 5-3/8 | 136.5 | 8-1/4 | 209.6 | 4-15/16 | 125.4 | |
1-7/8 | 47.6 | 6-5/8 | 168.3 | 9-1/4 | 235.0 | 5-7/16 | 138.1 | |
2-5/16 | 58.7 | 7-3/4 | 196.9 | 9-1/4 | 235.0 | 6 | 152.4 | |
2-7/8 | 73.0 | 8-1/2 | 215.9 | 9-1/4 | 235.0 | 6-7/16 | 163.5 | |
3-3/8 | 85.7 | 9-3/4 | 247.7 | 9-1/4 | 235.0 | 7-1/16 | 179.4 | |
3 | 0 | 0.0 | 3-1/2 | 88.9 | 7-1/4 | 184.2 | 4-1/8 | 104.8 |
1 | 25.4 | 5-7/8 | 149.2 | 8-1/4 | 209.6 | 5-1/4 | 133.4 | |
1-9/16 | 39.7 | 7-1/4 | 184.2 | 9-1/4 | 235.0 | 5-3/4 | 146.1 | |
2-1/16 | 52.4 | 8-1/4 | 209.6 | 10-1/8 | 257.2 | 6-1/8 | 155.6 | |
2-9/16 | 65.1 | 9-3/8 | 238.1 | 10-1/8 | 257.2 | 6-3/4 | 171.5 | |
3-1/16 | 77.8 | 10-1/8 | 257.2 | 10-7/8 | 276.2 | 7 | 177.8 | |
3-1/2 | 0 | 0.0 | 4 | 101.6 | 7-1/4 | 184.2 | 4-3/8 | 111.1 |
1-1/4 | 31.8 | 6-5/8 | 168.3 | 9 -1/4 | 235.0 | 5-7/16 | 138.1 | |
1-13/16 | 46.0 | 7-3/8 | 187.3 | 9 -1/4 | 235.0 | 5-13/16 | 147.6 | |
2-1/4 | 57.2 | 8-5/8 | 219.1 | 10-1/8 | 257.2 | 6-3/8 | 161.9 | |
2-3/4 | 69.9 | 9-3/8 | 238.1 | 10-1/8 | 257.2 | 6-3/4 | 171.5 | |
3-5/16 | 84.1 | 10-3/4 | 273.1 | 10-7/8 | 276.2 | 7-3/8 | 187.3 | |
4 | 0 | 0.0 | 4-1/2 | 114.3 | 8-1/4 | 209.6 | 4-1/2 | 114.3 |
1-1/16 | 27.0 | 7-1/8 | 181.0 | 9 -1/4 | 235.0 | 5-11/16 | 144.5 | |
1-9/16 | 39.7 | 8-1/8 | 206.4 | 10-1/8 | 257.2 | 6-1/16 | 154.0 | |
2-1/16 | 52.4 | 9 -1/8 | 231.8 | 10-1/8 | 257.2 | 6-5/8 | 168.3 | |
2-9/16 | 65.1 | 10 | 254.0 | 10-1/8 | 257.2 | 7-1/16 | 179.4 | |
3-1/16 | 77.8 | 11-1/4 | 285.8 | 10-7/8 | 276.2 | 7-5/8 | 193.7 | |
4-1/16 | 103.2 | 13 | 330.2 | 10-7/8 | 276.2 | 8-9/16 | 217.5 | |
5 | 0 | 0.0 | 5-5/8 | 142.9 | 8-1/4 | 209.6 | 5-1/16 | 128.6 |
1 | 25.4 | 8-1/4 | 209.6 | 10-1/8 | 257.2 | 6-1/8 | 155.6 | |
1-1/2 | 38.1 | 9-3/8 | 238.1 | 10-1/8 | 257.2 | 6-3/4 | 171.5 | |
2 | 50.8 | 10-3/8 | 263.5 | 10-7/8 | 276.2 | 7-1/8 | 181.0 | |
2-9/16 | 65.1 | 11-1/4 | 285.8 | 10-7/8 | 276.2 | 7-5/8 | 193.7 | |
3-1/16 | 77.8 | 12-3/8 | 314.3 | 10-7/8 | 276.2 | 8-1/8 | 206.4 | |
4-3/16 | 106.4 | 14-1/4 | 362.0 | 10-7/8 | 276.2 | 9-3/16 | 233.4 | |
6 | 0 | 0.0 | 6-5/8 | 168.3 | 9 -1/4 | 235.0 | 5-7/16 | 138.1 |
1 | 25.4 | 9 | 228.6 | 10-1/8 | 257.2 | 6-9/16 | 166.7 | |
1-1/2 | 38.1 | 10-1/8 | 257.2 | 10-7/8 | 276.2 | 7 | 177.8 | |
2 | 50.8 | 11 | 279.4 | 10-7/8 | 276.2 | 7-1/2 | 190.5 | |
2-1/2 | 63.5 | 12-3/8 | 314.3 | 10-7/8 | 276.2 | 8-3/16 | 208.0 | |
3 | 76.2 | 13-1/2 | 342.9 | 10-7/8 | 276.2 | 8-5/8 | 219.1 | |
4-1/8 | 104.8 | 15-1/8 | 384.2 | 10-7/8 | 276.2 | 9-11/16 | 246.1 | |
8 | 0 | 0.0 | 8-5/8 | 219.1 | 10-1/8 | 257.2 | 6-3/8 | 161.9 |
1-1/2 | 38.1 | 12 | 304.8 | 10-7/8 | 276.2 | 8 | 203.2 | |
2 | 50.8 | 13 | 330.2 | 10-7/8 | 276.2 | 8-9/16 | 217.5 | |
2-11/16 | 68.3 | 14-1/2 | 368.3 | 10-7/8 | 276.2 | 9-5/16 | 236.5 | |
3-1/8 | 79.4 | 15-3/8 | 390.5 | 10-7/8 | 276.2 | 9-13/16 | 249.2 | |
4-3/16 | 106.4 | 17-3/8 | 441.3 | 10-7/8 | 276.2 | 10-7/8 | 276.2 |