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| Male NPT Threads |
Male ISO * Tapered
Pipe Threads |
Male ISO*
Parallel Threads - RP |
Male ISO*
Parallel Threads - RS |
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INCH OD Tubes x Male ISO* Parallel Threads - RP |
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T Tube
OD |
P ISO
Male |
A |
B |
C |
D |
E
min. |
F
A/F |
Fd |
G
A/F |
H |
Fluid Controls
Part No. |
| 1/8 |
1/8 |
30.0 |
7.1 |
15.3 |
12.7 |
2.4 |
14 |
13.7 |
11 |
23.4 |
2 SCM-RP |
| 1/8 |
1/4 |
35.3 |
11.2 |
15.3 |
12.7 |
2.4 |
19 |
18.0 |
11 |
28.7 |
2-4 SCMN-RP |
| 1/4 |
1/8 |
32.3 |
7.1 |
17.8 |
15.3 |
4.8 |
14 |
13.7 |
14 |
24.9 |
4-2 SCM-RP |
| 1/4 |
1/4 |
37.6 |
11.2 |
17.8 |
15.3 |
4.8 |
19 |
18.0 |
14 |
30.2 |
4 SCM-RP |
| 1/4 |
3/8 |
38.9 |
11.2 |
17.8 |
15.3 |
4.8 |
22 |
21.8 |
14 |
31.5 |
4-6 SCM-RP |
| 1/4 |
1/2 |
44.7 |
14.2 |
17.8 |
15.3 |
4.8 |
27 |
26.0 |
14 |
37.4 |
4-8 SCM-RP |
| 3/8 |
1/4 |
39.2 |
11.2 |
19.3 |
16.8 |
5.8 |
19 |
18.0 |
17 |
31.8 |
6-4 SCM-RP |
| 3/8 |
3/8 |
40.4 |
11.2 |
19.3 |
16.8 |
7.1 |
22 |
21.8 |
17 |
33.0 |
6 SCM-RP |
| 3/8 |
1/2 |
46.3 |
14.2 |
19.3 |
16.8 |
7.1 |
27 |
26.0 |
17 |
38.9 |
6-8 SCM-RP |
| 1/2 |
1/4 |
42.7 |
11.2 |
21.8 |
22.9 |
5.8 |
22 |
18.0 |
22 |
32.5 |
8-4 SCM-RP |
| 1/2 |
3/8 |
43.2 |
11.2 |
21.8 |
22.9 |
7.9 |
22 |
21.8 |
22 |
33.0 |
8-6 SCM-RP |
| 1/2 |
1/2 |
49.0 |
14.2 |
21.8 |
22.9 |
10.4 |
27 |
26.0 |
22 |
38.9 |
8 SCM-RP |
| 1/2 |
3/4 |
52.8 |
15.7 |
21.8 |
22.9 |
10.4 |
35 |
32.0 |
22 |
42.7 |
8-12 SCM-RP |
| 3/4 |
1/2 |
49.0 |
14.2 |
21.8 |
24.4 |
11.9 |
27 |
26.0 |
28.5 |
38.9 |
12-8 SCM-RP |
| 3/4 |
3/4 |
52.8 |
15.7 |
21.8 |
24.4 |
15.8 |
35 |
32.0 |
28.5 |
42.7 |
12 SCM-RP |
| 3/4 |
1 |
55.4 |
18.3 |
21.8 |
24.4 |
15.8 |
41 |
39.0 |
28.5 |
45.6 |
12-16 SCM-Rp |
| 1 |
1/2 |
55.9 |
14.2 |
26.4 |
31.2 |
11.9 |
35 |
26.0 |
38 |
43.7 |
16-8 SCM-Rp |
| 1 |
3/4 |
57.5 |
15.7 |
26.4 |
31.2 |
15.8 |
35 |
32.0 |
38 |
45.2 |
16-12 SCM-RP |
| 1 |
1 |
60.0 |
18.3 |
26.4 |
31.2 |
19.8 |
41 |
39.0 |
38 |
47.8 |
16 SCM-RP |
| 1.1/4 |
1.1/4 |
78.9 |
19.8 |
38.9 |
41.2 |
25.0 |
50 |
49.0 |
50 |
55.9 |
20 SCM-RP |
| 1.1/2 |
1.1/2 |
90.8 |
22.1 |
45.2 |
50.0 |
31.8 |
60 |
54.7 |
57 |
63.2 |
24 SCM-RP |
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| Top |
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| METRIC OD Tubes x Male ISO* Parallel Threads - RP |
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T Tube
OD |
P ISO
Male |
A |
B |
C |
D |
E
min. |
F
A/F |
Fd
A/F |
G |
H |
Fluid Controls
Part No. |
| 3 |
1/8 |
30.0 |
7.1 |
15.3 |
12.9 |
2.4 |
14 |
13.8 |
11 |
23.4 |
SCM 3-2Rp |
| 3 |
1/4 |
35.3 |
11.2 |
15.3 |
12.9 |
2.4 |
19 |
18.0 |
11 |
28.7 |
SCM 3-4Rp |
| 6 |
1/8 |
32.3 |
7.1 |
17.7 |
15.3 |
4.8 |
14 |
13.8 |
14 |
24.9 |
SCM 6-2Rp |
| 6 |
1/4 |
37.6 |
11.2 |
17.7 |
15.3 |
4.8 |
19 |
18.0 |
14 |
30.2 |
SCM 6-4Rp |
| 6 |
3/8 |
38.9 |
11.2 |
17.7 |
15.3 |
4.8 |
22 |
21.8 |
14 |
31.5 |
SCM 6-Rp |
| 6 |
1/2 |
44.7 |
14.2 |
17.7 |
15.3 |
4.8 |
27 |
26.0 |
14 |
37.3 |
SCM 6-8Rp |
| 8 |
1/8 |
33.2 |
7.1 |
18.6 |
16.2 |
4.0 |
14 |
13.8 |
16 |
25.7 |
SCM 8-2Rp |
| 8 |
1/4 |
38.5 |
11.2 |
18.6 |
16.2 |
6.4 |
19 |
18.0 |
16 |
31.0 |
SCM 8-4Rp |
| 8 |
3/8 |
39.8 |
11.2 |
18.6 |
16.2 |
6.4 |
22 |
21.8 |
16 |
32.3 |
SCM 8-6Rp |
| 8 |
1/2 |
45.6 |
14.2 |
18.6 |
16.2 |
6.4 |
27 |
26.0 |
16 |
38.1 |
SCM 8-Rp |
| 10 |
1/4 |
39.4 |
11.2 |
19.5 |
17.2 |
5.9 |
19 |
18.0 |
19 |
31.8 |
SCM 10-4Rp |
| 10 |
3/8 |
40.6 |
11.2 |
19.5 |
17.2 |
7.6 |
22 |
21.8 |
19 |
33.0 |
SCM 10-6Rp |
| 10 |
1/2 |
46.5 |
14.2 |
19.5 |
17.2 |
7.9 |
27 |
26.0 |
19 |
38.9 |
SCM 10-8Rp |
| 12 |
1/4 |
42.6 |
11.2 |
22.0 |
22.8 |
5.9 |
22 |
18.0 |
22 |
32.5 |
SCM 12-4Rp |
| 12 |
3/8 |
43.1 |
11.2 |
22.0 |
22.8 |
7.9 |
22 |
21.8 |
22 |
33.0 |
SCM 12-6Rp |
| 12 |
1/2 |
49.0 |
14.2 |
22.0 |
22.8 |
9.5 |
27 |
26.0 |
22 |
38.9 |
SCM 12-8Rp |
| 12 |
3/4 |
52.8 |
15.7 |
22.0 |
22.8 |
9.5 |
35 |
32.0 |
22 |
42.7 |
SCM 12Rp |
| 16 |
3/8 |
43.9 |
11.2 |
22.0 |
24.4 |
7.9 |
24 |
21.8 |
25 |
33.8 |
SCM 16-6Rp |
| 16 |
1/2 |
49.0 |
14.2 |
22.0 |
24.4 |
11.9 |
27 |
26.0 |
25 |
38.9 |
SCM 16-8Rp |
| 20 |
1/2 |
50.5 |
14.2 |
22.0 |
26.0 |
11.9 |
30 |
26.0 |
28.5 |
40.4 |
SCM 20-8Rp |
| 20 |
3/4 |
52.3 |
15.7 |
22.0 |
26.0 |
15.9 |
35 |
32.0 |
28.5 |
42.7 |
SCM 22-12Rp |
| 22 |
3/4 |
52.3 |
15.7 |
22.0 |
26.0 |
15.9 |
35 |
32.0 |
32 |
42.7 |
SCM 20-16Rp |
| 22 |
1 |
55.3 |
18.3 |
22.0 |
26.0 |
18.3 |
41 |
39.0 |
32 |
45.2 |
SCM 25-12Rp |
| 25 |
3/4 |
57.5 |
15.7 |
26.5 |
31.3 |
15.9 |
35 |
32.0 |
38 |
45.2 |
SCM 20-16Rp |
| 25 |
1 |
60.1 |
18.3 |
26.5 |
31.3 |
19.8 |
41 |
39.0 |
38 |
47.8 |
SCM 20-12Rp |
| 28 |
1 |
70.1 |
18.3 |
36.6 |
36.6 |
19.8 |
41 |
39.0 |
46 |
49.3 |
SCM 28-16Rp |
| 30 |
1.1/4 |
76.5 |
19.8 |
39.2 |
39.6 |
25.0 |
50 |
49.0 |
50 |
54.9 |
SCM 30-20Rp |
| 32 |
1.1/4 |
78.9 |
19.8 |
41.6 |
42.0 |
25.0 |
50 |
49.0 |
50 |
55.9 |
SCM 32-20Rp |
| 38 |
1.1/2 |
90.8 |
22.1 |
47.9 |
49.4 |
31.8 |
55 |
54.7 |
57 |
63.2 |
SCM 38-24Rp |
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| * Reference Specifications : BS 2779 : ISO 228/1 : JIS B 0202 : DIN-ISO 228/1 |
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| NOTE : |
The ISO Parallel Thread system RP shown on this page does not create pressure tight seal against the threads. The seal is made by metal to metal contact against the female part. A soft metal (Copper) gasket between the fitting and the part face way also be used. |
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BORED - THROUGH FITTINGS FOR THERMOCOUPLE ARE AVAILABLE WITH ISO PARALLEL MALE THREADS. Add suffix “BT” to the above part numbers above |
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