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Connector Tube Fittings

connector_tube_fittings
Male Connector
connector_tube_fittings

NPT

Tube OD in NPT
Size in		 Dimensions mm
A D E F
1/16 1/16
1/8
1/4		 23.9
26.2
31 		 8.60 1.3 7.9
11.1
14.3
1/8 1/16
1/8
1/4
3/8
1/2		 29.8
30.5
35.6
35.9
42.2 		 12.70 2.3 11.1
11.1
14.3
17.5
22.2
3/16 1/8
1/4		 31.3
36.4 		 13.70 3.1 11.1
14.3
1/4 1/16
1/8
1/4
3/8
1/2
3/4		 32.8
32.8
37.9
38.4
44.8
46.3		 15.20 3.1
4.9
4.9
4.9
4.9
4.9		 12.7
12.7
14.3
17.5
22.2
27
5/16 1/8
1/4
3/8		 34.1
38.7
39.2 		 16.30 4.9
6.4
6.4		 14.3
14.3
17.5
3/8 1/8
1/4
3/8
1/2
3/4
1		 35.4
39.9
39.9
46.3
47.8
54.4		 16.80 4.9
7.2
7.2
7.2
7.2
7.2		 15.9
15.9
17.5
22.2
27
34.9
1/2 1/8
1/4
3/8
1/2
3/4
1		 38.9
43.5
43.5
49.1
50.6
57.2		 22.90 4.9
7.2
9.7
10.5
10.5
10.5		 20.6
20.6
20.6
22.2
27
34.9
5/8 1/4
3/8
1/2
3/4		 44.2
44.2
49.1
50.6 		 24.40 7.2
9.7
12
12.7		 23.8
23.8
23.8
27
3/4 3/8
1/2
3/4
1		 45.8
50.6
50.6
57.2 		 24.40 10.5
12
15.8
15.8		 27
27
27
34.9
7/8 1/2
3/4
1		 50.6
50.6
57.2 		 25.90 12
15.8
18.3		 30.2
30.2
34.9
1 1/2
3/4
1		 57.5
57.5
62.3 		 31.20 12
15.8
22.4		 34.9
1 1/8 1 62.3 31.20 22.4 41.3
1 1/4 1
1 1/4		 77.3 41.10 22.4
27.7		 44.5
1 1/2 1 1/2 88.9 50.00 34.1 54
2 2 113.6 67.60 46 69.9
 

 

Tube OD NPT
Size in		 Dimensions mm
A D E F
2 1/8 30.5 12.9 1.7 12
3 1/8
1/4		 30.5
35.6		 12.9 2.4 12
14
4 1/8
1/4		 31.2
36.3		 13.7 2.4 12
14
6 1/8
1/4
3/8
1/2		 32.8
37.9
38.4
44.7		 15.3 4.8 14
14
18
22
8 1/8
1/4
3/8
1/2		 34.2
38.7
39.3
45.6		 16.2 4.8
6.4
6.4
6.4		 15
15
18
22
10 1/8
1/4
3/8
1/2
3/4		 36.3
40.9
40.9
46.5
48.0		 17.2 4.8
7.1
7.9
7.9
7.9		 18
18
18
22
27
12 1/8
1/4
3/8
1/2
3/4		 38.8
43.4
43.4
49.0
50.5		 22.8 4.8
7.1
9.5
9.5
9.5		 22
22
22
22
27
14 1/4
3/8
1/2		 44.1
44.1
49.0		 24.4 7.1
9.5
11.1		 24
15 1/2 49 24.4 11.9 24
16 3/8
1/2
3/4		 44.1
49.0
50.5		 24.4 9.5
11.9
12.7		 24
24
27
18 1/2
3/4		 50.5 24.4 11.9
15.1		 27
20 1/2
3/4		 52.3 26 11.9
15.9		 30
22 3/4
1		 52.3
57.1		 26 15.9
18.3		 30
35
25 1/2
3/4
1		 57.5
57.5
62.3		 31.3 11.9
15.9
21.8		 35
28 1
1 1/4		 72.4
73.1		 36.6 21.8 41
46
28 1
1 1/4		 75.0
77.3		 31.6 24.6 41
46
30 1 1/4 77.2 39.6 26.2 46
32 1 1/4 79.6 42 28.6 46
38 1 1/2 91.6 49.4 33.7 55

# Please note that the dimensions for BSP Tapered threads is same as NPT threads.

connector_tube_fittings

BSP Parallel Threads

Tube OD in ISO Thread Size in Dimensions mm
A D E F
1/8 1/8
1/4
3/8		 33.3
38.1
38.9		 12.7 2.3 14.3
19.1
22.2
1/4 1/8
1/4
3/8
1/2		 35.6
40.4
41.1
43.2		 15.2 4.1
4.8
4.8
4.8		 14.3
19.1
22.2
27
3/8 1/8
1/4
3/8
1/2		 37.8
41.9
42.7
44.7		 16.8 4.1
5.8
7.1
7.1		 15.9
19.1
22.2
27
1/2 1/4
3/8
1/2		 44.7
45.5
47.5		  
22.9
5.8
7.9
10.4		 20.6
22.2
27
3/4 1/2
3/4		 48.8
52.1		 24.4 11.9
15.7		 27
33.3
1 1/2
3/4
1		 55.6
57.7
59.7		 31.2 11.9
16
19.8		 34.9
34.9
41.3
 

 

Tube OD ISO Thread Size in Dimensions mm
A D E F
2 1/8 33.3 12.9 1.7 14
3 1/8
1/4		 33.3
38.1		 12.9 2.4 14
19
4 1/8 34.0 13.7 2.4 14
6 1/8
1/4
3/8
1/2		 35.6
40.4
41.1
43.2		 15.3 4.0
4.8
4.8
4.8		 14
19
22
27
8 1/8
1/4
3/8
1/2		 36.6
41.4
42.2
44.2		 16.2 4.0
5.9
6.4
6.4		 15
19
22
27
10 1/4
3/8
1/2		 42.2
42.9
45.0		 17.2 5.9
7.9
7.9		 19
22
27
12 1/4
3/8
1/2
3/4		 44.5
45.5
47.5
52.1		 22.8 5.9
7.9
9.5
9.5		 22
22
27
35
14 3/8
1/2		 43.9
47.5		 24.4 7.9
11.1		 24
27
15 3/8
1/2
3/4		 45.5
47.5
52.8		 24.4 7.9
11.9
11.9		 24
27
35
16 3/8
1/2
3/4		 45.5
47.5
52.8		 24.4 7.9
11.9
12.7		 24
27
35
18 1/2
3/4		 48.8
52.1		 24.4 11.9
15.1		 27
35
20 1/2
3/4		 50.5
52.6		 26.0 11.9
15.9		 30
35
22 3/4
1		 52.6
54.9		 26.0 15.9
18.3		 35
41
25 3/4
1		 57.7
59.7		 31.3 15.9
19.8		 35
41
28 1
1 1/4		 69.9
72.9		 36.6 19.8
21.8		 41
50
1
1 1/4		 72.5
77.1		 31.6 19.8
24.6		 41
54
30 1 1/4 76.7 39.6 26.2 50
32 1 1/4 79.2 42.0 28.6 50
38 1 1/2 90.9 49.4 31.8 55

 

# Please note that the dimensions for BSP Tapered threads is same as NPT threads.

O ring Male Connector
connector_tube_fittings

NPT

Tube OD in NPT Size in Dimensions mm
A D E F
1/8 1/8 32.80 12.70 2.30 19.1
1/4 1/8
1/4		 35.1
38.4		 15.20 4.80 19.1
23.8
3/8 1/4
3/8
1/2		 39.9
41.4
47		 16.80 7.10 23.8
28.6
33.3
1/2 1/2 49.80 22.90 10.40 33.3
 

 

Straight Thread

Tube OD in SAE/MS Thread Size in Dimensions mm
A D E F
1/16 5/16-24 26.70 8.60 1.30 14.3
1/8 5/16-24 32.80 12.70 2.30 14.3
3/16 3/8-24 34.30 13.70 3.00 15.9
1/4 7/16-20 38.40 15.20 4.80 19.1
5/16 1/2-20 40.60 16.30 6.40 22.2
3/8 9/16-18 42.40 16.80 7.10 23.8
1/2 3/4-16 46.00 22.90 10.40 28.6
3/4 1 1/16-12 52.30 24.40 15.70 38.1
1 1 5/16-12 58.20 31.20 22.40 44.5
 
Female Connector
connector_tube_fittings

NPT

Tube OD in NPT Size in Dimensions mm
A D E F
1/16 1/16
1/8		 23.6
24.4		 8.60 1.30 11.1
14.3
1/8 1/8
1/4		 28.7
33.5		 12.70 2.30 14.3
19.1
3/16 1/8 29.70 13.70 3.00 14.3
1/4 1/8
1/4
3/8
1/2		 31.2
35.8
37.6
42.4		 15.20 4.80 14.3
19.1
22.2
27
5/16 1/8
1/4		 32
36.8		 16.30 6.40 14.3
19.1
3/8 1/8
1/4
3/8
1/2
3/4		 32.8
37.6
39.1
43.9
47.8		 16.80 7.10 15.9
19.1
22.2
27
33.3
1/2 1/4
3/8
1/2
3/4		 40.4
41.9
46.7
48.3		 22.90 10.40 20.6
22.2
27
33.3
5/8 3/8
1/2
3/4		 41.9
46.7
48.3		 24.40 12.70 23.8
27
33.3
3/4 1/2
3/4		 46.7
48.3		 24.40 15.70 27
33.3
7/8 3/4 49.80 25.90 18.30 33.3
1 3/4
1		 53.3
62.2		 31.20 22.40 34.9
41.3
1 1/4 1 1/4 74.70 41.10 27.70 54
1 1/2 1 1/2 83.30 50.00 34.00 60.3
2 2 101.60 67.60 46.00 73
 

 
Tube OD NPT Size in Dimensions mm
A D E F
3 1/8
1/4		 28.7
33.5		 12.9 2.4 14
19
4 1/8 29.7 13.7 2.4 14
6 1/8
1/4
3/8
1/2		 31.3
35.8
37.6
42.5		 15.3 4.8 14
19
22
27
8 1/8
1/4
3/8
1/2		 32.1
37.0
38.5
43.3		 16.2 6.4 15
19
22
27
10 1/4
3/8
1/2		 37.8
39.4
44.2		 17.2 7.9 19
22
27
12 1/4
3/8
1/2		 40.3
41.9
46.7		 22.8 9.5 22
22
27
15 1/2 46.7 24.4 11.9 27
16 1/2 46.9 24.4 12.7 27
20 1/2
3/4		 47.9
49.7		 26.0 15.9 30
35
22 3/4
1		 49.7
57.9		 26.0 18.3 35
41
25 3/4
1		 53.4
62.3		 31.3 21.8 35
41
Bulkhead Female Connector
connector_tube_fittings

NPT

Tube OD in NPT Size in. Dimensions mm
A D E F Panel Hole Size Max Panel Thickness
1/8 1/8 44.70 12.70 2.30 14.3 8.3 12.70
1/4 1/8
1/4		 47
51.8		 15.20 4.80 15.9
19.1		 11.5 10.20
3/8 1/4 55.10 16.80 7.10 19.1 14.7 11.20
1/2 3/8
1/2		 61.7
66.5		 22.90 10.40 23.8
27		 19.4 12.70
 

Tube OD NPT Size in. Dimensions mm
A D E F Panel Hole Size Max Panel Thickness
6 1/4 51.8 15.3 4.8 19 11.5 10.2
12 1/2 66.5 22.8 9.5 27 19.5 12.7
Bulkhead Male Connector
connector_tube_fittings

NPT

Tube OD in NPT Size in. Dimensions mm
A D E F Panel Hole Size Max Panel Thickness
1/8 1/8 46.50 12.70 2.30 12.7 8.3 12.70
1/4 1/8
1/4		 49.5
54.1		 15.20 4.80 15.9 11.5 10.20
3/8 1/4
3/8
1/2		 57.4
57.4
63.8		 16.80 7.10 19.1
19.1
22.2		 14.7 11.20
1/2 3/8
1/2		 63.2
68.8		 22.90 9.7
10.4		 23.8 19.4 12.70
3/4 3/4 76.20 24.40 15.70 30.2 25.8 16.80
1 1 93.20 31.20 22.40 41.3 33.7 19.10
 

Tube OD  NPT Size in. Dimensions mm
A D E F Panel Hole Size Max Panel Thickness
6 1/8
1/4		 49.5
53.6		 15.3 4.8 16 11.5 10.2
12 1/2 68.8 22.8 9.5 24 19.5 12.7
Port Connector
connector_tube_fittings

Up to 25 mm size

Tube OD in Dimensions mm
E H
1/16 0.80 13.70
1/8 2.00 22.40
1/4 4.30 24.90
5/16 5.60 25.90
3/8 6.90 26.70
1/2 9.40 36.30
5/8 11.90 37.80
3/4 14.70 37.80
1 20.30 49.30
1 1/4 25.90 69.10
1 1/2 31.80 84.10
2 43.70 115.80

 

connector_tube_fittings

Above 25 mm size

Tube OD Dimensions mm
E H
3 1.9 22.2
6 4.1 25.0
8 5.6 26.0
10 7.1 27.1
12 8.8 36.2
15 11.2 37.8
16 12.0 37.8
18 13.9 37.8
20 15.5 39.4
25 19.9 49.3
28 22.6 49.0
28 22.5 63.5
30 24.3 67.6
32 26.5 69.7
38 31.6 81.9
 

 

Reducing Port Connector
connector_tube_fittings
Tube OD in Dimensions mm
T Tx E H
1/8 1/16 0.80 18.30
1/4 1/16 0.80 19.10
1/8 2.00 22.90
3/8 1/8 2.00 23.40
1/4 4.30 25.40
1/2 1/4 4.30 29.70
3/8 6.90 30.70
3/4 1/2 9.40 37.80
1 1/2 9.40 42.90
3/4 14.70 43.70
 

Tube OD Dimensions mm
T Tx E H
6 3 1.9 22.9
8 6 4.1 25.4
10 6 4.1 25.8
8 5.6 26.3
12 6 4.1 29.6
8
10		 5.6
7.1		 30.1
30.6
16 12 8.8 37.5
28 25 19.8 56.5
32 25 19.8 60.3
38 25 19.8 65.8

 

Male Weld Connector
connector_tube_fittings

Socket Weld

Tube OD in Socket Weld Size in Dimensions mm
A B D E J
1/8 1/8 29.00 2.50 12.70 2.30 7.40
1/4 1/4 33.50 7.10 15.20 4.80 12.20
3/8 3/8 37.60 7.90 16.80 7.10 15.20
1/2 1/2 41.10 9.70 22.90 10.40 18.50
3/4 3/4 43.40 11.20 24.40 15.70 26.40
1 1 52.60 15.70 31.20 22.40 34.50
 

connector_tube_fittings

Butt Weld

Tube OD in Pipe Weld Size in Dimensions mm
A D E F J
1/8 1/8 30.50 12.70 2.30 11.1 10.30
3/16 1/8 31.20 13.70 3.00 11.1 10.30
1/4 1/8
1/4		 32.8
37.8		 15.20 4.80 12.7
14.3		 10.3
13.7
5/16 1/8
1/4		 34
38.6		 16.30 5.3
6.4		 14.3 10.3
13.7
3/8 1/4
3/8
1/2
3/4		 39.9
39.9
46.2
47.8		 16.80 7.10 15.9
17.5
22.2
27		 13.7
17
21.3
26.7
1/2 3/8
1/2
3/4
1		 43.4
49
50.5
57.2		 22.90 10.40 20.6
22.2
27
34.9		 17.1
21.3
26.7
33.4
5/8 1/2 49.00 24.40 12.70 23.8 21.30
3/4 1/2
3/4		 50.50 24.40 14
15.7		 27 21.3
26.7
1 1 62.20 31.20 22.40 34.9 33.40
1 1/4 1 1/4 77.20 41.10 27.70 44.5 42.20
1 1/2 1 1/2 88.90 50.00 34.00 54 48.30
2 2 113.50 67.60 46.00 69.9 60.30
 

Tube OD Pipe Weld Size in. Dimensions mm
A D E F J
3 1/8 30.5 12.9 2.4 12 10.3
4 1/8 31.2 13.7 2.4 12 10.3
6 1/8
1/4		 32.8
37.9		 15.3 4.8 14 10.3
13.7
8 1/8
1/4
1/2		 34.2
38.7
45.6		 16.2 5.4
6.4
6.4		 15
15
22		 10.3
13.7
21.3
10 1/4
3/8
1/2		 40.9
40.9
46.5		 17.2 7.5
7.9
7.9		 18
18
22		 13.7
17.1
21.3
12 1/4
3/8
1/2
3/4		 43.4
43.4
49.0
50.5		 22.8 7.5
9.5
9.5
9.5		 22
22
22
27		 13.7
17.1
21.3
26.7
14 3/8 44.1 24.4 10.7 24 17.1
15 1/2 49.0 24.4 11.9 24 21.3
16 1/2 49.0 24.4 12.7 24 21.3
18 1/2 50.5 24.4 13.9 27 21.3
30 1 1/4 77.2 39.6 26.2 46 42.2
32 1 1/4 79.6 42.0 28.6 46 42.2
38 1 1/2 91.6 49.4 33.7 55 48.3

 

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