| MSS SP-44, API 605 Series "A & B" (B16.47) |
Class 600
| NOM. SIZE |
Outside
Dia.
O |
Thickness
C |
Raised
Face Dia.
R |
Hub Diam.
X |
| WNF |
BF |
| B16.47 Series A (MSS-SP-44) |
| 26 |
40.00 |
4.25 |
4.94 |
29.50 |
29.44 |
| 28 |
42.25 |
4.38 |
5.19 |
31.50 |
31.62 |
| 30 |
44.50 |
4.50 |
5.50 |
33.75 |
33.94 |
| 32 |
47.00 |
4.62 |
5.81 |
36.00 |
36.12 |
| 34 |
49.00 |
4.75 |
6.06 |
38.00 |
38.31 |
| 36 |
51.75 |
4.88 |
6.38 |
40.25 |
40.62 |
| B16.47 Series B (API 605) |
| 26 |
35.00 |
4.38 |
4.35 |
28.62 |
27.50 |
| 28 |
37.50 |
4.56 |
4.56 |
30.88 |
29.62 |
| 30 |
40.25 |
4.94 |
5.00 |
33.12 |
31.75 |
| 32 |
42.75 |
5.12 |
5.31 |
35.25 |
33.88 |
| 34 |
45.75 |
5.56 |
5.68 |
37.50 |
36.00 |
| 36 |
47.75 |
5.75 |
5.94 |
39.75 |
38.12 |
Nominal
Size |
Bore
B |
Length
Through
Hub
Y |
Dia.
Hub at
Bevel
A |
Fillet
Radius
r |
| - |
T
O
B
E
S
P
E
C
I
F
I
E
D
B
Y
P
U
R
C
H
A
S
E
R
|
B16.47 Series A (MSS-SP-44) |
| 26 |
8.75 |
26.00 |
0.50 |
| 28 |
9.25 |
28.00 |
0.50 |
| 30 |
9.75 |
30.00 |
0.50 |
| 32 |
10.25 |
32.00 |
0.50 |
| 34 |
10.62 |
34.00 |
0.56 |
| 36 |
11.12 |
36.00 |
0.56 |
| - |
B16.47 Series B (API 605) |
| 26 |
7.12 |
26.00 |
0.50 |
| 28 |
7.50 |
28.00 |
0.50 |
| 30 |
8.06 |
30.00 |
0.50 |
| 32 |
8.50 |
32.00 |
0.50 |
| 34 |
9.19 |
34.00 |
0.56 |
| 36 |
9.56 |
36.00 |
0.56 |
| Nominal Size |
DRILLING |
Approx.
Wt.
WNF |
| - |
Bolt
Circle |
Dia.
Holes |
No.
Holes |
| B16.47 Series A (MSS-SP-44) |
| 26 |
36.00 |
2.00 |
28 |
940 |
| 28 |
38.00 |
2.12 |
28 |
1060 |
| 30 |
42.50 |
2.12 |
28 |
1210 |
| 32 |
42.50 |
2.38 |
28 |
1375 |
| 34 |
44.50 |
2.38 |
28 |
1540 |
| 36 |
47.00 |
2.62 |
28 |
1705 |
| B16.47 Series B (API 605) |
| 26 |
31.75 |
1.75 |
28 |
550 |
| 28 |
34.00 |
1.88 |
28 |
650 |
| 30 |
36.50 |
2.00 |
28 |
810 |
| 32 |
38.75 |
2.12 |
28 |
950 |
| 34 |
41.50 |
2.38 |
24 |
1205 |
| 36 |
43.50 |
2.38 |
28 |
1340 |
Length through Hub does not include 0.25¡± Raised Face. Thickness does not include 0.25¡± Raised Face.
*Blind Flanges available upon request.
FLANGES
CLASS 600
MSS SP-44, API 605 - SERIES ¡°A & B¡± (B16.47)
| NOM. SIZE |
Outside
Dia.
O |
Thickness
C |
Raised
Face Dia.
R |
Hub Diam.
X |
| WNF |
BF |
B16.47 Series A and B16.47 Series B identical in sizes 38" through 60"
(MSS-SP-44) |
| 38 |
50.00 |
6.00 |
6.12 |
41.50 |
40.25 |
| 40 |
52.00 |
6.25 |
6.38 |
43.75 |
42.25 |
| 42 |
55.25 |
6.62 |
6.75 |
46.00 |
44.38 |
| 44 |
57.25 |
6.81 |
7.00 |
48.25 |
46.50 |
| 46 |
59.50 |
7.06 |
7.31 |
50.25 |
48.62 |
| 48 |
62.75 |
7.44 |
7.69 |
52.50 |
50.75 |
| 50 |
65.75 |
7.75 |
8.00 |
54.50 |
52.88 |
| 52 |
67.75 |
8.00 |
8.25 |
56.50 |
54.88 |
| 54 |
70.00 |
8.25 |
8.56 |
58.75 |
57.00 |
| 56 |
73.00 |
8.56 |
8.88 |
60.75 |
59.12 |
| 58 |
75.00 |
8.75 |
9.12 |
63.00 |
61.12 |
| 60 |
78.50 |
9.19 |
9.56 |
65.25 |
63.38 |
Nominal
Size |
Bore
B |
Length
Thru
Hub
Y |
Dia.
Hub at
Bevel
A |
Fillet
Radius
r |
| - |
T
O
B
E
S
P
E
C
I
F
I
E
D
B
Y
T
H
E
P
U
R
C
H
A
S
E
R |
B16.47 Series A and B16.47 Series B identical in sizes 38" through 60" (MSS-SP-44) |
| 38 |
10.00 |
38.00 |
0.56 |
| 40 |
10.38 |
40.00 |
0.56 |
| 42 |
11.00 |
42.00 |
0.56 |
| 44 |
11.38 |
44.00 |
0.56 |
| 46 |
11.81 |
46.00 |
0.56 |
| 48 |
12.44 |
48.00 |
0.56 |
| 50 |
12.94 |
50.00 |
0.56 |
| 52 |
13.25 |
52.00 |
0.56 |
| 54 |
13.75 |
54.00 |
0.56 |
| 56 |
14.25 |
56.00 |
0.62 |
| 58 |
14.56 |
58.00 |
0.62 |
| 60 |
15.31 |
60.00 |
0.69 |
| Nominal |
DRILLING |
Approx.
Wt.
WNF |
| Size |
Bolt
Circle |
Dia.
Holes |
No.
Holes |
B16.47 Series A and B16.47 Series B identical in sizes 38" through 60"
(MSS-SP-44) |
| 38 |
45.75 |
2.38 |
28 |
1470 |
| 40 |
47.75 |
2.38 |
32 |
1630 |
| 42 |
50.50 |
2.62 |
28 |
2030 |
| 44 |
52.50 |
2.62 |
32 |
2160 |
| 46 |
54.75 |
2.62 |
32 |
2410 |
| 48 |
57.50 |
2.88 |
32 |
2855 |
| 50 |
60.00 |
3.12 |
28 |
3330 |
| 52 |
62.00 |
3.12 |
32 |
3560 |
| 54 |
64.25 |
3.12 |
32 |
3920 |
| 56 |
66.75 |
3.38 |
32 |
4280 |
| 58 |
68.75 |
3.38 |
32 |
4640 |
| 60 |
71.75 |
3.62 |
28 |
5000 |
Length through Hub does not include 0.25¡± Raised Face. Thickness does not include 0.25¡± Raised Face. |
