Pipe Spacing - Flange to Flange for ANSI Class 300 to 300

Written by Matt Milbury. Posted in Pipe Spacing Datasheets

Pipe Spacing - Flange to Flange for ANSI Class 300 to 300 Datasheet

data pipe spacing flange to flange

  • Pipe spacing is figured for 1 inch between flanges.
  • Dimensions are from center of pipe to center of pipe
Pipe Size

(NPS)

11 1/222 1/233 1/24681012141618202224
1/2 - - - - - - - - - - - - - - - - -
3/4 - - - - - - - - - - - - - - - - -
1 5 7/8 6 1/2 6 3/4 7 1/4 7 5/8 8 8 1/2 9 3/4 11 12 1/4 13 3/4 15 16 1/4 17 1/2 18 3/4 - 21 1/2
1 1/4 - - - - - - - - - - - - - - - - -
1 1/2 - 7 1/8 7 1/8 7 3/4 8 1/4 8 1/2 9 1/8 10 3/8 11 5/8 12 7/8 14 3/8 15 7/8 16 7/8 18 19 1/4 - 22
2 - - 7 1/2 8 8 3/8 8 3/4 9 1/4 10 1/2 11 3/4 13 14 1/2 15 3/4 17 18 1/4 19 1/2 - 22 1/4
2 1/2 - - - 8 1/2 8 1/2 9 1/4 9 3/4 11 12 1/4 13 1/2 15 16 1/4 17 1/2 18 3/4 20 - 22 3/4
3 - - - - 9 1/4 9 5/8 10 1/8 11 3/8 12 5/8 13 7/8 15 5/8 16 5/8 17 7/8 19 1/8 20 3/8 - 23 1/8
3 1/2 - - - - - 10 10 1/2 11 3/4 13 14 1/4 15 3/4 17 18 1/4 19 1/2 20 3/4 - 23 1/2
4 - - - - - - 11 12 1/4 13 1/2 14 3/4 16 1/4 17 1/2 18 3/4 20 21 1/4 - 24
5 - - - - - - - - - - - - - - - - -
6 - - - - - - - 13 1/2 14 3/4 16 17 1/2 18 3/4 20 21 1/4 22 1/2 - 25 1/4
8 - - - - - - - - 16 17 1/4 18 3/4 20 21 3/4 22 1/2 23 3/4 - 26 1/2
10 - - - - - - - - - 18 1/2 20 21 1/4 22 1/2 23 3/4 25 - 27 3/4
12 - - - - - - - - - - 21 1/2 22 3/4 24 25 1/4 26 1/2 - 29 1/4
14 - - - - - - - - - - - 24 25 1/4 26 1/2 27 3/4 - 30 1/2
16 - - - - - - - - - - - - 26 1/2 27 3/4 29 - 31 3/4
18 - - - - - - - - - - - - - 29 30 1/4 - 33
20 - - - - - - - - - - - - - - 31 1/2 - 34 1/4
22 - - - - - - - - - - - - - - - - -
24 - - - - - - - - - - - - - - - - 37