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| MSS SP-44 Series "A" (B16.47) |
CLASS 150
| NOMINAL SIZE |
Outside
Dia.
O |
Thickness
(Min.)
C |
Raised
Face Dia.
R |
Hub Diam.
X |
| Sizes 12" through 24" identical to ANSI B16.5 except when a single taper hub is required. |
| 26 |
34 1/4 |
2 11/16 |
29 1/2 |
26 5/8 |
| 28 |
36 1/2 |
2 13/16 |
31 1/2 |
28 5/8 |
| 30 |
38 3/4 |
2 15/16 |
33 3/4 |
30 3/4 |
| 32 |
41 3/4 |
3 3/16 |
36 |
32 3/4 |
| 34 |
43 3/4 |
3 1/4 |
38 |
34 3/4 |
| 36 |
46 |
3 9/16 |
40 1/4 |
36 3/4 |
| 38 |
48 3/4 |
3 7/16 |
42 1/4 |
39 |
| 40 |
50 3/4 |
3 9/16 |
44 1/4 |
41 |
| 42 |
53 |
3 13/16 |
47 |
43 |
| 44 |
55 1/4 |
4 |
49 |
45 |
| 46 |
57 1/4 |
4 1/16 |
51 |
47 1/8 |
| 48 |
59 1/2 |
4 1/4 |
53 1/2 |
49 1/8 |
| 50 |
61 3/4 |
4 3/8 |
55 1/2 |
51 1/4 |
| 52 |
64 |
4 9/16 |
57 1/2 |
53 1/4 |
| 54 |
66 1/4 |
4 3/4 |
59 1/2 |
55 1/4 |
| 56 |
68 3/4 |
4 7/8 |
62 |
57 3/8 |
| 58 |
71 |
5 1/16 |
64 |
59 3/8 |
| 60 |
73 |
5 3/16 |
66 |
61 3/8 |
Nominal
Size |
Bore
B |
Length
Through
Hub
Y |
Dia.
Hub at
Bevel
A |
Fillet
Radius
r |
| Sizes 12" through 24" identical to ANSI B16.5 except when a single taper hub is required. |
| 26 |
T
O
B
E
S
P
E
C
I
F
I
E
D
B
Y
P
U
R
C
H
A
S
E
R
|
4 3/4 |
T
O
B
E
S
P
E
C
I
F
I
E
D
B
Y
P
U
R
C
H
A
S
E
R
|
3/8 |
| 28 |
4 15/16 |
7/16 |
| 30 |
5 3/8 |
7/16 |
| 32 |
5 11/16 |
7/16 |
| 34 |
5 7/8 |
1/2 |
| 36 |
6 3/16 |
1/2 |
| 38 |
6 3/16 |
1/2 |
| 40 |
6 7/16 |
1/2 |
| 42 |
6 3/4 |
1/2 |
| 44 |
7 |
1/2 |
| 46 |
7 5/16 |
1/2 |
| 48 |
7 9/16 |
1/2 |
| 50 |
8 |
1/2 |
| 52 |
8 1/4 |
1/2 |
| 54 |
8 1/2 |
1/2 |
| 56 |
9 |
1/2 |
| 58 |
9 1/4 |
1/2 |
| 60 |
9 7/16 |
1/2 |
| Nominal |
DRILLING |
Approx.
Wt.
WNF |
| Size |
Bolt
Circle |
Dia.
Holes |
No.
Holes |
| Sizes 12" through 24" identical to ANSI B16.5 except when a single taper hub is required. |
| 26 |
31 3/4 |
1 3/8 |
24 |
300 |
| 28 |
34 |
1 3/8 |
28 |
345 |
| 30 |
36 |
1 3/8 |
28 |
400 |
| 32 |
38 1/2 |
1 5/8 |
28 |
505 |
| 34 |
40 1/2 |
1 5/8 |
32 |
540 |
| 36 |
42 3/4 |
1 5/8 |
32 |
640 |
| 38 |
45 1/4 |
1 5/8 |
32 |
720 |
| 40 |
47 1/4 |
1 5/8 |
36 |
775 |
| 42 |
49 1/2 |
1 5/8 |
36 |
890 |
| 44 |
51 3/4 |
1 5/8 |
40 |
990 |
| 46 |
53 3/4 |
1 5/8 |
40 |
1060 |
| 48 |
56 |
1 5/8 |
44 |
1185 |
| 50 |
58 1/4 |
1 7/8 |
44 |
1270 |
| 52 |
60 1/2 |
1 7/8 |
44 |
1410 |
| 54 |
62 3/4 |
1 7/8 |
44 |
1585 |
| 56 |
65 |
1 7/8 |
48 |
1760 |
| 58 |
67 1/4 |
1 7/8 |
48 |
1915 |
| 60 |
69 1/4 |
1 7/8 |
52 |
2045 |
*SP-44 Class 150 Blinds and Welding Neck Flanges have the same thickness.
Blinds & Slip-On available upon request
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