Tube Union

Union Tube Fitting is a compression type tube fitting that is sealed by pressure caused by the interaction of threaded portions of the fitting. Union Tube Fittings is used to join ends of two tubes.

UnionUnion Diagram
Design: IICF/U

IMPERIAL

PART NO.

ØD1
Imperial

ØD

F
Hex

A
Inch

L
Inch

H
mm

IICF/U/1I

1/16

0.05

5/16

0.34

0.99

19.7

IICF/U/2I

1/8

0.09

7/16

0.50

1.40

26.1

IICF/U/3I

3/16

0.12

7/16

0.54

1.47

26.1

IICF/U/4I

1/4

0.19

1/2

0.60

1.61

27.1

IICF/U/5I

5/16

0.25

9/16

0.64

1.69

30.3

IICF/U/6I

3/8

0.28

5/8

0.66

1.77

30.3

IICF/U/8I

1/2

0.41

13/16

0.90

2.02

31.5

IICF/U/10I

5/8

0.50

15/16

0.96

2.05

31.5

IICF/U/12I

3/4

0.62

1-1/16

0.96

2.11

32.5

IICF/U/14I

7/8

0.72

1-3/16

1.02

2.17

35.9

IICF/U/16I

1

0.88

1-3/8

1.23

2.55

40.9

IICF/U/20I

1-1/4

1.04

1-7/8

1.62

3.63

48.00

IICF/U/24I

1-1/2

1.34

2-1/4

1.97

4.25

53.60

IICF/U/32I

2

1.81

3

2.66

5.88

74.70

METRIC

PART NO.

ØD1
Metric

ØD

F
Hex

A
mm

L
mm

H
mm

IICF/U/4M

4

2.4

10

13.7

37.3

27.6

IICF/U/6M

6

4.8

13

41.0

41.0

27.6

IICF/U/8M

8

6.4

14

43.2

43.2

30.8

IICF/U/10M

10

7.9

17

46.2

46.2

31.0

IICF/U/12M

12

9.5

20.5

51.2

51.2

32.0

IICF/U/14M

14

11.0

24

52.0

52.0

32.8

IICF/U/15M

15

11.9

24

52.0

52.0

32.8

IICF/U/16M

16

12.7

24

52.0

52.0

32.8

IICF/U/18M

18

15.1

27

53.5

53.5

33.3

IICF/U/20M

20

15.9

30

55.0

55.0

35.0

IICF/U/22M

22

18.3

30

55.0

55.0

36.4

IICF/U/25M

25

21.8

35

65.0

65.0

41.4

IICF/U/28M

28

21.8

46

85.0

85.0

43.4

IICF/U/30M

30

26.2

50

92.7

92.7

43.4

IICF/U/32M

32

28.6

50

97.3

97.3

51.8

IICF/U/38M

38

33.7

60

113.6

113.6

58.4

IICF/U/50M

50

45.2

75

145.8

145.8

145.8


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