 |
| Series A (MSS SP-44) Class 150 |
| WELDING NECK |
| Nom. Size |
Outside Dia. |
Thk. |
Raised Face Dia. |
Hub Dia. |
Len Thru Hub |
Drilling |
Approx. WL WNF |
| Bolt Circle |
Dia. Holes |
No. Holes |
| O |
C |
R |
X |
Y |
|
|
|
| Sizes 12" thru 24" identical to ANSI B 16.5 except when a single taper hub is required. |
| 26 |
34.25 |
2.69 |
29.50 |
26.63 |
4.75 |
31.75 |
1.38 |
24 |
300 |
| 28 |
36.50 |
2.81 |
31.50 |
28.63 |
4.94 |
34.00 |
1.38 |
28 |
345 |
| 30 |
38.75 |
2.94 |
33.75 |
30.75 |
5.38 |
36.00 |
1.38 |
28 |
400 |
| 32 |
41.75 |
3.18 |
36.00 |
32.75 |
5.69 |
38.50 |
1.63 |
28 |
505 |
| 34 |
43.75 |
3.25 |
38.00 |
34.75 |
5.88 |
40.50 |
1.63 |
32 |
540 |
| 36 |
46.00 |
3.56 |
40.25 |
36.75 |
6.18 |
42.75 |
1.63 |
32 |
640 |
| 38 |
48.75 |
3.44 |
42.25 |
39.00 |
6.19 |
45.25 |
1.63 |
32 |
720 |
| 40 |
50.75 |
3.56 |
44.25 |
41.00 |
6.44 |
47.25 |
1.63 |
36 |
775 |
| 42 |
53.00 |
3.81 |
47.00 |
43.00 |
6.75 |
49.50 |
1.63 |
36 |
890 |
| 44 |
55.25 |
4.00 |
49.00 |
45.00 |
7.00 |
51.75 |
1.63 |
40 |
990 |
| 46 |
57.25 |
4.06 |
51.00 |
47.13 |
7.31 |
53.75 |
1.63 |
40 |
1060 |
| 48 |
59.50 |
4.25 |
53.50 |
49.13 |
7.56 |
56.00 |
1.63 |
44 |
1185 |
| 50 |
61.75 |
4.38 |
55.50 |
51.25 |
8.00 |
58.25 |
1.88 |
44 |
1270 |
| 52 |
64.00 |
4.56 |
57.50 |
53.25 |
8.25 |
60.50 |
1.88 |
44 |
1410 |
| 54 |
66.25 |
4.75 |
59.50 |
55.25 |
8.50 |
62.75 |
1.88 |
44 |
1585 |
| 56 |
68.75 |
4.88 |
62.00 |
57.38 |
9.00 |
65.00 |
1.88 |
48 |
1760 |
| 58 |
71.00 |
5.06 |
64.00 |
59.38 |
9.25 |
67.25 |
1.88 |
48 |
1915 |
| 60 |
73.00 |
5.19 |
66.00 |
61.38 |
9.44 |
69.25 |
1.88 |
52 |
2045 |
|
|
 |
| Series B (API 605) Class 150 |
| WELDING NECK |
| Nom. Size |
Outside Dia. |
Thk. |
Raised Face Dia. |
Hub Dia. |
Len Thru Hub |
Drilling |
Approx. WL WNF |
| Bolt Circle |
Dia. Holes |
No. Holes |
| O |
C |
R |
X |
Y |
|
|
|
| Sizes 12" thru 24" identical to ANSI B 16.5 except when a single taper hub is required. |
| 26 |
30.94 |
1.63 |
28.00 |
26.94 |
3.50 |
29.31 |
0.88 |
36 |
120 |
| 28 |
32.94 |
1.75 |
30.00 |
28.94 |
3.75 |
31.31 |
0.88 |
40 |
140 |
| 30 |
34.94 |
1.75 |
32.00 |
31.00 |
3.94 |
33.31 |
0.88 |
44 |
150 |
| 32 |
37.06 |
1.81 |
34.00 |
33.06 |
4.25 |
35.44 |
0.88 |
48 |
170 |
| 34 |
39.56 |
1.94 |
36.25 |
35.13 |
4.34 |
37.69 |
1.00 |
40 |
210 |
| 36 |
41.63 |
2.06 |
38.25 |
37.19 |
4.63 |
39.75 |
1.00 |
44 |
240 |
| 38 |
44.25 |
2.13 |
40.25 |
39.25 |
4.88 |
42.13 |
1.13 |
40 |
290 |
| 40 |
46.25 |
2.19 |
42.50 |
41.31 |
5.06 |
44.13 |
1.13 |
44 |
310 |
| 42 |
48.25 |
2.31 |
44.50 |
43.38 |
5.25 |
46.13 |
1.13 |
48 |
345 |
| 44 |
50.25 |
2.38 |
46.50 |
45.38 |
5.38 |
48.13 |
1.13 |
52 |
370 |
| 46 |
52.81 |
2.44 |
48.63 |
47.44 |
5.69 |
50.56 |
1.25 |
40 |
435 |
| 48 |
54.81 |
2.56 |
50.75 |
49.50 |
5.88 |
52.56 |
1.25 |
44 |
480 |
| 50 |
56.81 |
2.69 |
52.75 |
51.50 |
6.06 |
54.56 |
1.25 |
48 |
520 |
| 52 |
58.81 |
2.75 |
54.75 |
53.56 |
6.19 |
56.56 |
1.25 |
52 |
550 |
| 54 |
61.00 |
2.81 |
56.75 |
55.63 |
6.38 |
58.75 |
1.25 |
56 |
620 |
| 56 |
63.00 |
2.88 |
58.75 |
57.69 |
6.56 |
60.75 |
1.25 |
60 |
650 |
| 58 |
65.94 |
2.94 |
60.75 |
59.69 |
6.88 |
63.44 |
1.38 |
48 |
780 |
| 60 |
67.94 |
3.00 |
63.00 |
61.81 |
7.06 |
63.44 |
1.38 |
52 |
850 |
|
 |
| Series A (MSS SP-44) Class 300 |
| WELDING NECK |
| Nom. Size |
Outside Dia. |
Thk. |
Raised Face Dia. |
Hub Dia. |
Len Thru Hub |
Drilling |
Approx. WL WNF |
| Bolt Circle |
Dia. Holes |
No. Holes |
| O |
C |
R |
X |
Y |
| WNF |
BF |
| Sizes 12" thru 24" identical to ANSI B 16.5 except when a single taper hub is required. |
| 26 |
38.25 |
3.13 |
3.31 |
29.50 |
28.38 |
7.25 |
34.50 |
1.75 |
28 |
605 |
| 28 |
40.75 |
3.38 |
3.56 |
31.50 |
30.50 |
7.75 |
37.00 |
1.75 |
28 |
745 |
| 30 |
43.00 |
3.63 |
3.75 |
33.75 |
32.56 |
8.25 |
39.25 |
1.88 |
28 |
870 |
| 32 |
45.25 |
3.88 |
3.94 |
36.00 |
34.69 |
8.75 |
41.50 |
2.00 |
28 |
1005 |
| 34 |
47.50 |
4.00 |
4.13 |
38.00 |
36.88 |
9.13 |
43.50 |
2.00 |
28 |
1145 |
| 36 |
50.00 |
4.13 |
4.38 |
40.25 |
39.00 |
9.50 |
46.00 |
2.13 |
32 |
1275 |
| 38 |
46.00 |
4.25 |
4.25 |
40.50 |
39.13 |
7.13 |
43.00 |
1.63 |
32 |
695 |
| 40 |
48.75 |
4.50 |
4.50 |
42.75 |
41.25 |
7.63 |
45.50 |
1.75 |
32 |
840 |
| 42 |
50.75 |
4.69 |
4.69 |
44.75 |
43.25 |
7.88 |
47.50 |
1.75 |
32 |
950 |
| 44 |
53.25 |
4.88 |
4.88 |
47.00 |
45.25 |
8.13 |
49.75 |
1.88 |
32 |
1055 |
| 46 |
55.75 |
5.06 |
5.06 |
49.00 |
47.38 |
8.50 |
52.00 |
2.00 |
28 |
1235 |
| 48 |
57.75 |
5.25 |
5.25 |
51.25 |
49.38 |
8.81 |
54.00 |
2.00 |
32 |
1380 |
| 50 |
60.25 |
5.50 |
5.50 |
53.50 |
51.38 |
9.13 |
56.25 |
2.13 |
32 |
1530 |
| 52 |
62.25 |
5.69 |
5.69 |
55.50 |
53.38 |
9.38 |
58.25 |
2.13 |
32 |
1660 |
| 54 |
65.25 |
6.00 |
6.00 |
57.75 |
55.50 |
9.94 |
61.00 |
2.38 |
28 |
2050 |
| 56 |
67.25 |
6.06 |
6.06 |
59.75 |
57.63 |
10.25 |
63.00 |
2.38 |
28 |
2155 |
| 58 |
69.25 |
6.25 |
6.25 |
62.00 |
59.63 |
10.50 |
65.00 |
2.38 |
32 |
2270 |
| 60 |
71.25 |
6.44 |
6.44 |
64.00 |
61.63 |
10.75 |
67.00 |
2.38 |
32 |
2470 |
|
|
 |
| Series B (API 605) Class 300 |
| WELDING NECK |
| Nom. Size |
Outside Dia. |
Thk. |
Raised Face Dia. |
Hub Dia. |
Len Thru Hub |
Drilling |
Approx. WL WNF |
| Bolt Circle |
Dia. Holes |
No. Holes |
| O |
C |
R |
X |
Y |
|
|
|
| Sizes 12" thru 24" identical to ANSI B 16.5 except when a single taper hub is required. |
| 26 |
34.13 |
3.50 |
29.00 |
27.63 |
5.69 |
31.63 |
1.38 |
32 |
400 |
| 28 |
36.25 |
3.50 |
31.00 |
29.75 |
5.88 |
33.75 |
1.38 |
36 |
450 |
| 30 |
39.00 |
3.69 |
33.25 |
32.00 |
6.22 |
36.25 |
1.50 |
36 |
550 |
| 32 |
41.50 |
4.06 |
35.50 |
34.00 |
6.63 |
38.50 |
1.63 |
32 |
685 |
| 34 |
43.63 |
4.06 |
37.50 |
36.13 |
6.81 |
40.63 |
1.63 |
36 |
750 |
| 36 |
46.13 |
4.06 |
39.75 |
38.00 |
7.13 |
42.88 |
1.75 |
32 |
840 |
| 38 |
48.13 |
4.38 |
41.75 |
40.00 |
7.56 |
44.88 |
1.75 |
36 |
915 |
| 40 |
50.13 |
4.56 |
43.88 |
42.00 |
7.81 |
46.88 |
1.75 |
40 |
990 |
| 42 |
52.50 |
4.69 |
46.00 |
44.00 |
8.06 |
49.00 |
1.88 |
36 |
1135 |
| 44 |
54.50 |
5.00 |
48.00 |
46.19 |
8.44 |
51.00 |
1.88 |
40 |
1235 |
| 46 |
57.50 |
5.06 |
50.00 |
48.38 |
8.75 |
53.75 |
2.00 |
36 |
1470 |
| 48 |
59.50 |
5.06 |
52.25 |
50.31 |
8.81 |
55.75 |
2.00 |
40 |
1575 |
| 50 |
61.50 |
5.44 |
54.25 |
52.38 |
9.25 |
57.75 |
2.00 |
44 |
1710 |
| 52 |
63.50 |
5.63 |
56.25 |
54.44 |
9.56 |
59.75 |
2.00 |
48 |
1840 |
| 54 |
65.88 |
5.38 |
58.25 |
56.50 |
9.44 |
62.13 |
2.00 |
48 |
1980 |
| 56 |
69.50 |
6.06 |
60.50 |
58.81 |
10.56 |
65.00 |
2.38 |
36 |
2595 |
| 58 |
71.94 |
6.06 |
62.75 |
60.94 |
10.81 |
67.44 |
2.38 |
40 |
2770 |
| 60 |
73.94 |
5.94 |
65.00 |
62.94 |
10.69 |
69.44 |
2.38 |
40 |
2870 |
|