Part No.

Tube O.D.
T

P
(NPT)

E
Min

h

H

F

G

I

L

L1

in

mm

in

mm

in

mm

2AV F RT-2N

1/8

3.17

1/8

2.3

1/2

12.70

7/16

11.11

12.7

15.2

18.0

24.6

19.1

4AV F RT-2N
4AV F RT-4N

1/4
1/4

6.35
6.35

1/8
1/4

4.8
4.8

1/2
11/16

12.70
17.46

9/16
9/16

14.28
14.28

15.2
15.2

17.8
17.8

19.6
22.9

26.9
29.7

19.1
22.4

6AV F RT-4N

3/8

9.52

1/4

7.0

11/16

17.46

11/16

17.46

16.8

19.3

23.9

31.2

22.4

8AV F RT-6N
8AV F RT-8N

1/2
1/2

12.70
12.70

3/8
1/2

10.0
10.0

13/16
1

20.63
25.40

7/8
7/8

22.22
22.22

22.9
22.9

21.8
21.8

25.9
29.7

36.1
39.9

22.4
28.4

12AV F RT-12N

3/4

19.05

3/4

16.0

1-1/4

31.75

1-1/8

28.57

24.4

21.8

34.5

44.7

31.8

Part No

Tube O.D T
(mm)

P
(NPT)

E
Min

h

H

F

G

I

L

L1

M3AV F RT-2N

3

1/8

2.3

12.7

11.1

12.9

15.3

18.0

24.4

19.1

M6AV F RT-2N
M6AV F RT-4N

6
6

1/8
1/4

4.8
4.8

12.7
17.5

14.3
14.3

15.3
15.3

17.7
17.7

19.6
22.4

26.9
29.7

19.1
22.4

M12AV F RT-4N
M12AV F RT-6N
M12AV F RT-8N

12
12
12

1/4
3/8
1/2

10.0
10.0
10.0

20.6
20.6
25.4

22.2
22.2
22.2

22.8
22.8
22.8

22.0
22.0
22.0

25.9
25.9
28.7

36.1
36.1
38.9

22.4
22.4
28.4

M15AV F RT-8N

15

1/2

12.0

25.4

25.4

24.4

22.0

28.7

38.9

28.4

M18AV F RT-12N

18

3/4

16.0

31.8

30.2

24.4

22.0

34.5

44.7

31.8

M25AV F RT-12N
M25AV F RT-16N

25
25

3/4
1

22.0
22.0

34.9
42.9

38.1
38.1

31.3
31.3

26.5
26.5

36.8
38.1

49.0
50.3

31.8
38.1