150Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
300Lbs 400Lbs 600Lbs  
900Lbs1500Lbs2500Lbs  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/23-1/27/161-3/161-3/85/80.901/82-3/845/8
3/43-7/81/21-1/21-11/165/81.111/82-3/445/8
14-1/49/161-15/16211/161.381/83-1/845/8
1-1/44-5/85/82-5/162-1/213/161.723/163-1/245/8
1-1/2511/162-9/162-7/87/81.971/43-7/845/8
263/43-1/163-5/812.465/164-3/443/4
2-1/277/83-9/164-1/81-1/82.973/85-1/243/4
37-1/215/164-1/451-3/163.603/8643/4
3-1/28-1/215/164-13/165-1/21-1/44.107/16783/4
4915/165-5/166-3/161-5/164.607/167-1/283/4
51015/166-7/167-5/161-7/165.691/28-1/287/8
61117-9/168-1/21-9/166.751/29-1/287/8
813-1/21-1/89-11/1610-5/81-3/48.751/211-3/487/8
10161-3/161212-3/41-15/1610.921/214-1/4121
12191-1/412-3/8152-3/1612.921/217121
14211-3/815-3/416-1/43-1/814.181/218-3/4121-1/8
1623-1/21-7161818-1/23-7/166.191/221-1/4161-1/8
18251-9/1619-7/8213-13/1618.201/222-3/4161-1/4
2027-1/21-11/1622234-1/1620.251/225201-1/4
24321-7/816-1/827-1/44-3/824.2524.2529-1/2201-3/8

 <   <   <   bottom of Lap Joint Flanges - 150  Lbs >   >   >

 

 

 

300Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
150Lbs 400Lbs 600Lbs  
900Lbs1500Lbs2500Lbs  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/2
3-3/4
9/16
1-1/2
1-3/8
7/8
0.90
1/8
2-5/8
4
5/8
3/4
4-5/8
5/8
1-7/8
1-11/16
1
1.11
1/8
3-1/4
4
3/4
1
4-7/8
11/16
2-1/8
2
1-1/16
1.38
1/8
3-1/2
4
3/4
1-1/4
5-1/4
3/4
2-1/2
2-1/2
1-1/16
1.72
3/16
3-7/8
4
3/4
1-1/2
6-1/8
13/16
2-3/4
2-7/8
1-3/16
1.97
1/4
4-1/2
4
7/8
2
6-1/2
7/8
3-5/16
3-5/8
1-5/16
2.46
5/16
5
8
3/4
2-1/2
7-1/2
1
3-15/16
4-1/8
1-1/2
2.97
3/8
5-7/8
8
7/8
3
8-1/4
1-1/8
4-5/8
5
1-11/16
3.60
3/8
6-5/8
8
7/8
3-1/2
9
1-3/16
5-1/2
5-1/2
1-3/4
4.10
7/16
7-1/4
8
7/8
4
10
1-1/4
5-3/4
6-3/16
1-7/8
4.60
7/16
7-7/8
8
7/8
5
11
1-3/8
7
7-5/16
2
5.69
1/2
9-1/4
8
7/8
6
12-1/2
1-7/16
8-1/8
8-1/2
2-1/16
6.75
1/2
10-5/8
12
7/8
8
15
1-5/8
10-1/4
10-5/8
2-7/16
8.75
1/2
13
12
1
10
17-1/2
1-7/8
12-5/8
12-3/4
3-3/4
10.92
1/2
15-1/4
16
1-1/8
12
20-1/2
2
14-3/4
15
4
12.92
1/2
17-3/4
16
1-1/4
14
23
2-1/8
16-3/4
16-1/4
4-3/8
14.18
1/2
20-1/4
20
1-1/4
16
25-1/2
2-1/4
19
18-1/2
4-3/4
6.19
1/2
22-1/2
20
1-3/8
18
28
2-3/8
21
21
5-1/8
18.20
1/2
24-3/4
24
1-3/8
20
30-1/2
2-1/2
23-1/8
23
5-1/2
20.25
1/2
27
24
1-3/8
24
36
2-3/4
27-5/8
27-1/4
6
24.25
24.25
32
24
1-3/8

 <   <   <   bottom of Lap Joint Flanges - 300  Lbs >   >   >

 

 

 

400Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
150Lbs 300Lbs 600Lbs  
900Lbs1500Lbs2500Lbs  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/2
3-3/4
9/16
1-1/2
1-3/8
7/8
0.90
1/8
2-5/8
4
5/8
3/4
4-5/8
5/8
1-7/8
1-11/16
1
1.11
1/8
3-1/4
4
3/4
1
4-7/8
11/16
2-1/8
2
1-1/16
1.38
1/8
3-1/2
4
3/4
1-1/4
5-1/4
13/16
2-1/2
2-1/2
1-1/8
1.72
3/16
3-7/8
4
3/4
1-1/2
6-1/8
7/8
2-3/4
2-7/8
1-1/4
1.97
1/4
4-1/2
4
7/8
2
6-1/2
1
3-5/16
3-5/8
1-7/16
2.46
5/16
5
8
3/4
2-1/2
7-1/2
1-1/8
3-15/16
4-1/8
1-5/8
2.97
3/8
5-7/8
8
7/8
3
8-1/4
1-1/4
4-5/8
5
1-13/16
3.60
3/8
6-5/8
8
7/8
3-1/2
9
1-3/8
5-1/4
5-1/2
1-15/16
4.10
7/16
7-1/4
8
1
4
10
1-3/8
5-3/4
6-3/16
2
4.60
7/16
7-7/8
8
1
5
11
1-1/2
7
7-5/16
2-1/8
5.69
1/2
9-1/4
8
1
6
12-1/2
1-5/8
8-1/8
8-1/2
2-1/4
6.75
1/2
10-5/8
12
1
8
15
1-7/8
10-1/4
10-5/8
2-11/16
8.75
1/2
13
12
1-1/8
10
17-1/2
2-1/8
12-5/8
12-3/4
4
10.92
1/2
15-1/4
16
1-1/4
12
20-1/2
2-1/4
14-3/4
15
4-1/4
12.92
1/2
17-3/4
16
1-3/8
14
23
2-3/8
16-3/4
16-1/4
4-5/8
14.18
1/2
20-1/4
20
1-3/8
16
25-1/2
2-1/2
19
18-1/2
5
6.19
1/2
22-1/2
20
1-1/2
18
28
2-5/8
21
21
5-3/8
18.20
1/2
24-3/4
24
1-1/2
20
30-1/2
2-3/4
23-1/8
23
5-3/4
20.25
1/2
27
24
1-5/8
24
36
3
27-5/8
27-1/4
6-1/4
24.25
24.25
32
24
1-7/8

 <   <   <   bottom of Lap Joint Flanges - 400  Lbs >   >   >

 

 

 

600Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
150Lbs300Lbs400Lbs  
900Lbs1500Lbs2500Lbs  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/2
3-3/4
9/16
1-1/2
1-3/8
7/8
0.90
1/8
2-5/8
4
5/8
3/4
4-5/8
5/8
1-7/8
1-11/16
1
1.11
1/8
3-1/4
4
3/4
1
4-7/8
11/16
2-1/8
2
1-1/16
1.38
1/8
3-1/2
4
3/4
1-1/4
5-1/4
13/16
2-1/2
2-1/2
1-1/8
1.72
3/16
3-7/8
4
3/4
1-1/2
6-1/8
7/8
2-3/4
2-7/8
1-1/4
1.97
1/4
4-1/2
4
7/8
2
6-1/2
1
3-5/16
3-5/8
1-7/16
2.46
5/16
5
8
3/4
2-1/2
7-1/2
1-1/8
3-15/16
4-1/8
1-5/8
2.97
3/8
5-7/8
8
7/8
3
8-1/4
1-1/4
4-5/8
5
1-13/16
3.60
3/8
6-5/8
8
7/8
3-1/2
9
1-3/8
5-1/4
5-1/2
1-15/16
4.10
7/16
7-1/4
8
1
4
10-3/4
1-1/2
6
6-3/16
2-1/8
4.60
7/16
8-1/2
8
1
5
13
1-3/4
7-1/16
7-5/16
2-3/8
5.69
1/2
10-1/2
8
1-1/8
6
14
1-7/8
8-3/4
8-1/2
2-5/8
6.75
1/2
11-1/2
12
1-1/8
8
16-1/2
2-3/16
10-3/4
10-5/8
3
8.75
1/2
13-3/4
12
1-1/4
10
20
2-1/2
13-1/2
12-3/4
4-3/8
10.92
1/2
17
16
1-3/8
12
22
2-5/8
15-3/4
15
4-5/8
12.92
1/2
19-1/4
20
1-3/8
14
23-3/4
2-3/4
17
16-1/4
5
14.18
1/2
20-3/4
20
1-1/2
16
27
3
19-1/2
18-1/2
5-1/2
6.19
1/2
23-3/4
20
1-5/8
18
29-1/4
3-1/4
21-1/2
21
6
18.20
1/2
25-3/4
20
1-3/4
20
32
3-1/2
24
23
6-1/2
20.25
1/2
28-1/2
24
1-3/4
24
37
4
28-1/4
27-1/4
7-1/4
24.25
24.25
33
24
2

 <   <   <   bottom of Lap Joint Flanges - 600  Lbs >   >   >

 

 

 

900Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
150Lbs 300Lbs 400Lbs  
600Lbs1500Lbs 2500Lbs  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/2
4-3/4
7/8
1-1/2
1-3/8
1-1/4
0.90
1/8
3-1/4
4
7/8
3/4
5-1/8
1
1-3/4
1-11/16
1-3/8
1.11
1/8
3-1/2
4
7/8
1
5-7/8
1-1/8
2-1/16
2
1-5/8
1.38
1/8
4
4
1
1-1/4
6-1/4
1-1/8
2-1/2
2-1/2
1-5/8
1.72
3/16
4-3/8
4
1
1-1/2
7
1-1/4
2-3/4
2-7/8
1-3/4
1.97
1/4
4-7/8
4
1-1/8
2
8-1/2
1-1/2
4-1/8
3-5/8
2-1/4
2.46
5/16
6-1/2
8
1
2-1/2
9-5/8
1-5/8
4-7/8
4-1/8
2-1/2
2.97
3/8
7-1/2
8
1-1/8
3
9-1/2
1-1/2
5
5
2-1/8
3.60
3/8
7-1/2
8
1
3-1/2
-
-
-
-
-
-
-
-
-
-
4
11-1/2
1-3/4
6-1/4
6-3/16
2-3/4
4.60
7/16
9-1/4
8
1-1/4
5
13-3/4
2
7-1/2
7-5/16
3-1/8
5.69
1/2
11
8
1-3/8
6
15
2-3/16
9-1/4
8-1/2
3-3/8
6.75
1/2
12-1/2
12
1-1/4
8
18-1/2
2-1/2
11-3/4
10-5/8
4-1/2
8.75
1/2
15-1/2
12
1-1/2
10
21-1/2
2-3/4
14-1/2
12-3/4
5
10.92
1/2
18-1/2
16
1-1/2
12
24
3-1/8
16-1/2
15
5-5/8
12.92
1/2
21
20
1-1/2
14
25-1/4
3-3/8
17-3/4
16-1/4
6-1/8
14.18
1/2
22
20
1-5/8
16
27-3/4
3-1/2
20
18-1/2
6-1/2
6.19
1/2
24-1/4
20
1-3/4
18
31
4
22-1/4
21
7-1/2
18.20
1/2
27
20
2
20
33-3/4
4-1/4
24-1/2
23
8-1/4
20.25
1/2
29-1/2
20
2-1/8
24
41
5-1/2
29-1/2
27-1/4
10-1/21-1/4
24.25
24.25
35-1/2
20
2-5/8

 <   <   <   bottom of Lap Joint Flanges - 900  Lbs >   >   >

 

 

 

1500Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
150Lbs300Lb400Lbs  
600Lbs900Lbs2500Lb  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/21-1/27/81-1/21-3/81-3/80.901/83-1/447/8
3/41-3/411-3/41-11/161-5/81.111/83-1/247/8
12-1/161-1/82-1/1621-5/81.381/8441
1-1/42-1/21-1/82-1/22-1/21-3/41.723/164-3/841
1-1/22-3/41-1/42-3/42-7/82-1/41.971/44-7/841-1/8
24-1/81-1/24-1/83-5/82-1/22.465/166-1/281
2-1/24-7/81-5/84-7/84-1/82-7/82.973/87-1/281-1/8
351-7/85-1/45-3.603/8881-1/4
3-1/2----3-9/16-----
46-1/42-1/86-3/86-3/164-1/84.607/169-1/281-3/8
57-1/22-7/87-3/47-5/164-11/165.691/211-1/281-5/8
69-1/43-1/498-1/25-5/86.751/212-1/2121-1/2
811-3/43-5/811-1/210-5/878.751/215-1/2121-3/4
1014-1/24-1/414-1/212-3/48-5/810.921/219122
1216-1/24-7/817-3/4159-1/212.921/222-1/2162-1/8
1417-3/45-1/419-1/216-1/410-1/414.181/225162-3/8
16205-3/421-3/418-1/210-7/86.191/227-3/4162-5/8
1822-1/46-3/823-1/22111-1/218.201/230-1/2162-7/8
2024-1/2725-1/423131-9/1620.251/232-3/4163-1/8
2429-1/283027-1/41-11/1624.2524.2539163-5/8

 <   <   <   bottom of Lap Joint Flanges - 1500  Lbs >   >   >

 

 

 

2500Lbs  
Lap Joint Flanges
ANSI B16.9 ; Dimensions in Inches
 
150Lbs 300Lbs 400Lbs  
600Lbs900Lbs1500Lbs  
 
Nominal
Pipe Size
(O.D.)
Thickness
Dia of
Hub
Dia of
RF
Length Thru
Hub
Dia of
Bore
Radius of
Fillet
Dia of
Bolt Circle
No. of
Bolt
Dia of
Bolt Hole
(O)
(C)
(X)
(R)
(Y)
(B)
(r)
(HD)
(H)
1/2
5-1/4
1-3/16
1-11/16
1-3/8
1-7/8
0.90
1/8
3-1/2
4
7/8
3/4
5-1/2
1-1/4
2
1-11/16
2-1/16
1.11
1/8
3-3/4
4
7/8
1
6-1/4
1-3/8
2-1/4
2
2-3/8
1.38
1/8
4-1/4
4
1
1-1/4
7-1/4
1-1/2
2-7/8
2-1/2
2-3/4
1.72
3/16
5-1/8
4
1-1/8
1-1/2
8
1-3/4
3-1/8
2-7/8
3-1/8
1.97
1/4
5-3/4
4
1-1/4
2
9-1/4
2
3-3/4
3-5/8
3-5/8
2.46
5/16
6-3/4
8
1-1/8
2-1/2
10-1/2
2-1/4
4-1/2
4-1/8
-
2.97
3/8
7-3/4
8
1-1/4
3
12
2-5/8
5-1/4
5
4-1/4
3.60
3/8
9
8
1-3/8
3-1/2
-
-
-
-
5-1/8
-
-
-
-
-
4
14
3
6-1/2
6-3/16
6
4.60
7/16
10-3/4
8
1-5/8
5
16-1/2
3-5/8
8
7-5/16
7
5.69
1/2
12-3/4
8
1-7/8
6
19
4-1/4
9-1/4
8-1/2
9
6.75
1/2
14-1/2
8
2-1/8
8
21-3/4
5
12
10-5/8
10
8.75
1/2
17-1/4
12
2-1/8
10
26-1/2
6-1/2
14-3/4
12-3/4
10.92
1/2
21-1/4
12
2-5/8
12
30
7-1/4
17-3/8
15
12.92
1/2
24-3/8
12
2-7/8

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