Back to Technical Directory

Nominal Pipe Size
900
-
Pound
Drilling Templates

Inches
Diameter
Flange
Number
of Bolts
Diameter and
Length of Bolts
Diameter of
Bolt Circle
1/2
-
-
For Sizes
-
3/4
-
-
2 1/2"
-
1
-
-
and Smaller
-
11/4
-
-
Use 1500-Pound
-
11/2
-
-
American
-
2
-
-
Standard
-
2 1/2
-
-
-
-
Nominal Pipe Size
900
-
Pound
Drilling Templates

Inches
Diameter
Flange
Number
of Bolts
Diameter and
Length of Bolts
Diameter of
Bolt Circle
3
91/2
8
7/8 x 51/2
71/2
4
111/2
8
11/8 x 6 1/2
91/4
5
133/4
8
11/8 x 71/2
11
6
15
12
11/4 x 71/2
121/2
8
18 1/2
12
13/8 x 81/2
151/2
10
211/2
16
13/8 x 9
181/2
Nominal Pipe Size
900
-
Pound
Drilling Templates

Inches
Diameter
Flange
Number
of Bolts
Diameter and
Length of Bolts
Diameter of
Bolt Circle
12
24
20
13/8 x 93/4
21
14
251/4
20
11/2 x 101/2
22
16
273/4
20
15/8 x 11
241/4
18
31
20
17/8 x 121/2
27
20
333/4
20
2 x 131/4
291/2
Nominal Pipe Size
900
-
Pound
Drilling Templates

Inches
Diameter
Flange
Number
of Bolts
Diameter and
Length of Bolts
Diameter of
Bolt Circle
24
41
20
21/2 x 163/4
351/2