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Winding Pipes Under 24"
    








Part Numbers


ASME B16.5 & BS 1560 Flanges

Nom
Pipe Size
Male and Female
Large Tongue Groove
Small Tongue & Groove
Sealing Element
150-1500
Sealing Element
Class 2500
Sealing Element
Class 150-2500
Sealing Element
150-2500
I.D.
O.D.
I.D.
O.D.
I.D.
O.D.
I.D.
O.D.
1/4
1/2
1
-
-
1/2
1
-
-
1/2
1
1- 3/8
13/16
1- 3/8
1
1- 3/8
1
1- 3/8
3/4
1- 5/16
1-11/16
1- 1/16
1-11/16
1- 5/16
1-11/16
1- 5/16
1-11/16
1
1- 1/2
2
1- 1/4
2
1- 1/2
2
1- 1/2
1- 7/8
1- 1/4
1- 7/8
2- 1/2
1- 5/8
2- 1/2
1- 7/8
2- 1/2
1- 7/8
2- 1/4
1- 1/2
2- 1/8
2..875
1- 7/8
2- 7/8
2- 1/8
2- 7/8
2- 1/8
2- 1/2
2
2- 7/8
3- 5/8
2- 3/8
3- 5/8
2- 7/8
3- 5/8
2- 7/8
3- 1/4
2- 1/2
3- 3/8
4- 1/8
3
4- 1/8
3- 3/8
4- 1/8
3- 3/8
3- 3/4
3
4- 1/4
5
3- 3/4
5
4- 1/8
5
4- 1/4
4- 5/8
3- 1/2
4- 3/4
5- 1/2
-
-
4- 3/4
5- 1/2
4- 3/4
5- 1/8
4
5- 3/16
6- 3/16
4- 3/4
6- 3/16
5- 3/16
6- 3/16
5- 3/16
5-11/16
4- 1/2
5-11/16
6- 3/4
-
-
5-11/16
6- 3/4
-
-
5
6- 5/16
7- 5/16
5- 3/4
7- 5/16
6- 5/16
7- 5/16
6- 5/16
6-13/16
6
7- 1/2
8- 1/2
6- 3/4
8- 1/2
7- 1/2
8- 1/2
7- 1/2
8
8
9- 3/8
10- 5/8
8- 3/4
10- 5/8
9- 3/8
10- 5/8
9- 3/8
10
10
11- 1/4
12- 3/4
10- 3/4
12- 3/4
11- 1/4
12- 3/4
11- 1/4
12
12
13- 1/2
15
13
15
13- 1/2
15
13- 1/2
14- 1/4
14
14- 3/4
16- 1/4
-
-
14- 3/4
16- 1/4
14- 3/4
15- 1/2
16
17
18- 1/2
-
-
17
18- 1/2
16- 3/4
17- 5/8
18
19- 1/4
21
-
-
19- 1/4
21
19- 1/4
20- 1/8
20
21
23
-
-
21
23
21
22
24
25- 1/4
27- 1/4
-
-
25- 1/4
27- 1/4
25- 1/4
26- 1/4

Large Tongue & Groove Flanges:

  • 1/2 size in Class 150, 300, 400, 600, 900, 1500 and 2500 are interchangeable

Male & Female and Large Tongue & Groove Flanges:

  • Class 300, 400, 600 gaskets are interchangeable within their size category
  • Class 900 and 1500 gaskets are interchangeable within their size category
  • 1/4 size in 150 class are interchangeable

Small Tongue and Groove Flanges:

  • Classes 300 thru 2500 are interchangeable within their specific size category
  • 3/4 size are interchangeable with Large Male & Female and Large Tongue and Groove gaskets within their specific pressure rating
  • 1/2 size are interchangeable within Large Male & Female and Large Tongue and Groove gaskets within their specific pressure rating