Piping Special piping fittings

Standard dimensions of spectacle blind / 8 blind


Standard dimensions of spectacle blinds or 8 blinds as per ASME B16.48.

All dimensions are in inches.

PIPE
SIZE
150#
FLANGES
A
B
C
D
E
F
1/2"
5/8
1-3/4
2-3/8
5/8
1-1/2
1/4
3/4"
13/16
2-1/8
2-3/4
5/8
1-1/2
1/4
1"
1-1/8
2-1/2
3-1/8
9/16
1-1/2
1/4
1-1/4"
1-5/8
2-7/8
3-1/2
9/16
1-1/2
1/4
1-1/2"
1-7/8
3-1/4
3-7/8
9/16
1-1/2
1/4
2"
2-3/8
4
4-3/4
11/16
2
1/4
2-1/2"
2-7/8
4-3/4
5-1/2
11/16
2
1/4
3"
3-1/2
5-1/4
6
11/16
2-1/2
1/4
3-1/2"
4
6-1/4
7
3/4
2-1/2
3/8
4"
4-1/2
6-3/4
7-1/2
3/4
2-1/2
3/8
5"
5-9/16
7-5/8
8-1/2
7/8
3
3/8
6"
6-5/8
8-5/8
9-1/2
7/8
3
1/2
8"
8-5/8
10-7/8
11-3/4
7/8
3
1/2
10"
10-3/4
13-1/4
14-1/4
1
4
5/8
12"
12-3/4
16
17
1
4
3/4
14"
14
17-5/8
18-3/4
1-1/8
4-1/4
3/4
16"
16
20-1/8
21-1/4
1-1/8
4-1/4
7/8
18"
18
21-1/2
22-3/4
1-1/4
4-1/2
1
20"
20
23-3/4
25
1-1/4
4-3/4
1-1/8
24"
24
28-1/8
29-1/2
1-3/8
5-1/2
1-1/4

 

PIPE
SIZE
300#
FLANGES
A
B
C
D
E
F
1/2"
5/8
2
2-5/8
5/8
1-1/2
1/4
3/4"
13/16
2-1/2
3-1/4
3/4
1-1/2
1/4
1"
1-1/8
2-3/4
3-1/2
11/16
1-1/2
1/4
1-1/4"
1-5/8
3-1/8
3-7/8
11/16
1-1/2
1/4
1-1/2"
1-7/8
3-5/8
4-1/2
7/8
2
1/4
2"
2-3/8
4-1/4
5
3/4
2
3/8
2-1/2"
2-7/8
5
5-7/8
7/8
2-1/2
3/8
3"
3-1/2
5-3/4
6-5/8
7/8
2-1/2
3/8
3-1/2"
4
6-3/8
7-1/4
7/8
2-1/2
1/2
4"
4-1/2
7
7-7/8
7/8
2-1/2
1/2
5"
5-5/8
8-3/8
9-1/4
7/8
3
5/8
6"
6-5/8
9-3/4
10-5/8
7/8
3
5/8
8"
8-5/8
12
13
1
3-1/2
7/8
10"
10-3/4
14-1/8
15-1/4
1-1/8
4
1
12"
12-3/4
16-1/2
17-3/4
1-1/4
4
1-1/8
14"
14
19
20-1/4
1-1/4
4-3/4
1-1/4
16"
16
21-1/8
22-1/2
1-3/8
4-7/8
1-1/2
18"
18
23-3/8
24-3/4
1-3/8
4-1/2
1-5/8
20"
20
25-5/8
27
1-3/8
4-3/4
1-3/4
24"
24
30-3/8
32
1-5/8
5-1/2
2

 

PIPE
SIZE
600#
FLANGES
A
B
C
D
E
F
1/2"
5/8
2
2-5/8
5/8
1-1/2
1/4
3/4"
13/16
2-1/2
3-1/4
3/4
1-1/2
1/4
1"
1-1/8
2-3/4
3-1/2
3/4
2-1/4
1/4
1-1/4"
1-7/16
3-1/8
3-7/8
3/4
2-1/4
3/8
1-1/2"
1-11/16
3-5/8
4-1/2
7/8
2-5/8
3/8
2"
2-1/8
4-1/4
5
3/4
2-1/4
3/8
2-1/2"
2-5/8
5
5-7/8
7/8
2-5/8
1/2
3"
3-1/4
5-3/4
6-5/8
7/8
2-5/8
1/2
3-1/2"
3-3/4
6-1/4
7-1/4
1
3
5/8
4"
4-1/4
7-1/2
8-1/2
1
3
5/8
5"
5-1/4
9-3/8
10-1/2
1-1/8
3-3/8
3/4
6"
6-3/8
10-3/8
11-1/2
1-1/8
3-3/8
7/8
8"
8-3/8
12-1/2
13-3/4
1-1/4
3-3/4
1-1/8
10"
10-7/16
15-5/8
17
1-3/8
4-1/8
1-3/8
12"
12-3/8
17-7/8
19-1/4
1-3/8
4-1/8
1-5/8
14"
13-5/8
19-1/4
20-3/4
1-1/2
4-1/2
1-3/4
16"
15-5/8
22-1/8
23-3/4
1-5/8
4-7/8
2
18"
17-5/8
24
25-3/4
1-3/4
5-1/4
2-1/8
20"
19-5/16
26-3/4
28-1/2
1-3/4
5-1/4
2-1/2
24"
23-1/2
31
33
2
6
2-7/8

 

PIPE
SIZE
900#
FLANGES
A
B
C
D
E
F
1/2"
0.625
2.375
3.25
-
1.50
1/4
3/4"
0.0825
2.625
3.50
0.875
1.625
1/4
1"
1.05
3.0
4.0
1.0
2.25
1/4
1-1/4"
1.44
3.375
4.375
1.0
2.25
3/8
1-1/2"
1.68
3.5
4.875
1.125
2.625
3/8
2"
2.16
5.5
6.5
1.0
2.25
1/2
2-1/2"
2.64
6.375
7.5
1.125
2.625
1/2
3"
3.25
6.5
7.5
1.0
2.625
5/8
4"
4.25
8.0
9.25
1.25
3.0
3/4
5"
5.3
9.625
11.0
1.375
3.375
7/8
6"
6.36
11.25
12.5
1.25
3.375
1
8"
8.33
14.0
15.5
1.5
3.75
1-3/8
10"
10.42
17.0
18.5
1.5
4.125
1-5/8
12"
12.39
19.5
21.0
1.5
4.125
1-7/8
14"
13.62
20.375
22.0
1.625
4.5
2-1/8
16"
15.62
22.5
24.25
1.75
4.875
2-3/8
18"
17.62
25.0
27.0
2.0
5.25
2-5/8
20"
19.56
27.375
29.5
2.125
5.25
2-7/8
24"
23.5
32.875
35.5
2.625
6.0
3-1/2

 

PIPE
SIZE
1500#
FLANGES
A
B
C
D
E
F
1/2"
0.625
2.375
3.25
-
1.50
1/4
3/4"
0.82
2.625
3.50
0.875
1.625
3/8
1"
1.05
3.0
4.0
1.0
2.5
3/8
1-1/4"
1.375
3.375
4.375
1.0
2.5
3/8
1-1/2"
1.61
3.75
4.875
1.125
2.75
1/2
2"
2.07
5.5
6.5
1.0
2.75
1/2
2-1/2"
2.47
6.375
7.5
1.125
3.0
5/8
3"
3.07
6.75
8.0
1.25
3.0
3/4
4"
4.03
8.125
9.5
1.375
3.5
7/8
5"
5.05
9.875
11.5
1.625
3.5
1-1/8
6"
6.06
11.0
12.5
1.5
3.5
1-3/8
8"
7.98
13.75
15.5
1.75
4.0
1-5/8
10"
10.02
17.0
19.0
2.0
4.5
2
12"
11.94
20.375
22.5
2.125
4.5
2-3/8
14"
13.12
22.625
25.0
2.375
5.0
2-5/8
16"
15.0
25.125
27.75
2.625
5.25
3
18"
16.88
27.625
30.5
2.875
5.75
3-3/8
20"
18.81
29.625
32.75
3.125
6.0
3-3/4
24"
22.62
35.375
39.0
3.625
7.0
4-3/8

 

PIPE
SIZE
2500#
FLANGES
A
B
C
D
E
F
1/2"
0.625
2.625
3.5
-
1.50
3/8
3/4"
0.82
2.875
3.75
0.875
1.625
3/8
1"
1.05
3.25
4.25
1.0
2.5
3/8
1-1/4"
1.38
4.0
5.125
1.125
2.5
1/2
1-1/2"
1.61
4.5
5.75
1.25
2.75
5/8
2"
2.07
5.625
6.75
1.125
2.75
5/8
2-1/2"
2.47
6.5
7.75
1.25
3.0
3/4
3"
3.07
7.625
9.0
1.375
3.0
7/8
4"
4.03
9.125
10.75
1.625
3.5
1-1/8
5"
5.05
10.875
12.75
1.875
3.5
1-3/8
6"
6.06
12.375
14.5
2.125
3.5
2
8"
7.81
15.125
17.25
2.125
4.0
2-1/8
10"
9.75
18.625
21.25
2.625
4.5
2-5/8
12"
11.37
21.5
24.375
2.875
4.5
3-1/8

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