Threaded Flange
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ASME/ANSI B16.5 Class 900 Threaded Flanges
SPECIFICATIONS
▪ All dimensions are in inches
▪ These flanges will be furnished with a 1/4" raised face unless otherwise specified
▪ Flat face option available
Nominal Pipe Size |
Outside Diameter |
Thickness | Raised Face Diameter |
Length Thru Hub |
Hub Diameter |
Approximate Weight | Bolt Circle | Number of Holes |
Diameter of Holes |
(O) | (T) | (R) | (Y) | (X) | (lbs) | (C) | |||
1/2 | 4.75 | 0.88 | 1.38 | 1.25 | 1.50 | 4 | 3.25 | 4 | 0.88 |
3/4 | 5.13 | 1.00 | 1.69 | 1.38 | 1.75 | 5 | 3.50 | 4 | 0.88 |
1 | 5.88 | 1.13 | 2.00 | 1.63 | 2.06 | 8 | 4.00 | 4 | 1.00 |
1 1/4 | 6.25 | 1.13 | 2.50 | 1.63 | 2.50 | 9 | 4.38 | 4 | 1.00 |
1 1/2 | 7.00 | 1.25 | 2.88 | 1.75 | 2.75 | 12 | 4.88 | 4 | 1.13 |
2 | 8.50 | 1.50 | 3.63 | 2.25 | 4.13 | 25 | 6.50 | 8 | 1.00 |
2 1/2 | 9.63 | 1.63 | 4.13 | 2.50 | 4.88 | 36 | 7.50 | 8 | 1.13 |
3 | 9.50 | 1.50 | 5.00 | 2.13 | 5.00 | 26 | 7.50 | 8 | 1.00 |
4 | 11.50 | 1.75 | 6.19 | 2.75 | 6.25 | 53 | 9.25 | 8 | 1.25 |
5 | 13.75 | 2.00 | 7.31 | 3.13 | 7.50 | 83 | 11.00 | 8 | 1.38 |
6 | 15.00 | 2.19 | 8.50 | 3.38 | 9.25 | 110 | 12.50 | 12 | 1.25 |
8 | 18.50 | 2.50 | 10.63 | 4.00 | 11.75 | 170 | 15.50 | 12 | 1.50 |
10 | 21.50 | 2.75 | 12.75 | 4.25 | 14.50 | 245 | 18.50 | 16 | 1.50 |
12 | 24.00 | 3.13 | 15.00 | 4.63 | 16.50 | 325 | 21.00 | 20 | 1.50 |
14 | 25.25 | 3.38 | 16.25 | 5.13 | 17.75 | 400 | 22.00 | 20 | 1.63 |
16 | 27.75 | 3.50 | 18.50 | 5.25 | 20.00 | 425 | 24.25 | 20 | 1.75 |
18 | 31.00 | 4.00 | 21.00 | 6.00 | 22.25 | 600 | 27.00 | 20 | 2.00 |
20 | 33.75 | 4.25 | 23.00 | 6.25 | 24.50 | 730 | 29.50 | 20 | 2.13 |
24 | 41.00 | 5.50 | 27.25 | 8.00 | 29.50 | 1400 | 35.50 | 20 | 2.63 |