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ACT Quick Union Connections
Type O - Type B |
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ACT Quick Union Connections are used to assemble lubricators and related equipment and they are designed to be assembled by hand. Otis type and Bowen Type designs are commonly used.
A O-Ring on the pin section forms the seal when made up into the box. The collar has an internal ACME threads to
match the external threads on the box. This threads mix-up quickly by hand. |

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QUICK UNION IDENTIFICATION CHART
| ACT (A) |
W.P. (PSI) |
SERV |
B |
C |
D |
E |
F |
G |
PART NO. |
5.000-4 ACME TYPE O |
5000 |
STD |
2.50 3.00 |
3.494 |
3.5 |
50236 |
4 |
5.000 |
440100 |
5.000-4-ACME TYPE O |
10,000 |
STD |
2.50 3.00 |
3.494 |
3.5 |
50338 |
4 |
5.000 |
440100 |
5.000-4 ACME TYPE O |
15,000 |
STD |
2.50 |
3.494 |
3.5 |
50338* |
4 |
5.000 |
440101 |
5.750-4 ACME TYPE O |
5,000 10,000 |
H2S |
2.50 3.00 |
3.994 |
4.00 |
50342* |
4 |
5.750 |
440200 |
6.250-4 ACME TYPE O |
15,000 |
H2S |
2.50 |
3.994 |
4.00 |
50342* |
4 |
6.250 |
440301 |
6.500-4 ACME TYPE O |
5,000 10,000 |
STD |
4.00 |
4.744 |
4.750 |
50348 |
4 |
6.500 |
440400 |
7.500-4 ACME TYPE O |
15,000 |
H2S |
3.00 |
5.494 |
5.500 |
50354* |
4 |
7.500 |
440701 |
8.250-4 ACME TYPE O |
5,000 10,000 |
STD |
5.00 |
6.182 |
6.188 |
50435 |
4 |
8.250 |
440800 |
8.375-A ACME TYPE O |
5,000 10,000 |
H2S |
4.00 |
5.244 |
5.250 |
50427 |
4 |
8.375 |
440900 |
8.750-4 ACME TYPE O |
5,000 |
STD |
6.38 |
7.494 |
7.500 |
50441 |
4 |
8.750 |
441100 |
9.000-4 ACME TYPE O |
5,000 10,000 |
H2S |
5.00 |
6.744 |
6.750 |
50438 |
4 |
9.000 |
441200 |
9.500-4 ACME TYPE O |
15,000 |
H2S |
4.00 |
6.244 |
6.250 |
50435* |
4 |
9.500 |
441601 |
9.500-4 ACME TYPE O |
5,000 |
H2S |
6.38 |
7.994 |
8.000 |
50443 |
4 |
9.500 |
441400 |
11.500-4 ACME TYPE O |
10,000 |
H2S |
6.38 |
8.244 |
8.250 |
50444 |
4 |
11.500 |
441800 |
ACT Type O Union Are Interchangeable With Otis Unions
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