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Union Cross 
UUC 

UUC Union Cross

Connects Fractional(Inch) Tube

Part No.

Tube OD
T

Dimensions (mm)

E
Min.

h

H

F

G

I

L

inch

mm

inch

mm

inch

mm

UUC-02

1/8

3.17

2.3

1/2

12.70

7/16

11.11

12.8

15.4

17.6

24.4

UUC-03

3/16

4.76

3.0

1/2

12.70

1/2

12.70

14.0

16.4

17.8

24.7

UUC-04

1/4

6.35

4.8

1/2

12.70

9/16

14.28

15.1

17.4

19.6

26.8

UUC-05

5/16

7.93

6.4

5/8

15.87

5/8

15.87

16.6

18.8

22.6

30.3

UUC-06

3/8

9.52

7.0

5/8

15.87

11/16

17.46

16.7

18.9

23.1

30.4

UUC-08

1/2

12.7

10.0

13/16

20.63

7/8

22.22

22.7

21.6

25.9

35.9

UUC-10

5/8

15.87

12.0

13/16

20.63

1

25.40

24.5

22.0

28.7

38.9

UUC-12

3/4

19.05

12.0

1-1/16

26.98

1-1/8

28.57

24.4

21.9

29.7

39.8

UUC-14

7/8

22.22

18.0

1-3/16

30.16

1-1/4

31.75

26.0

22.0

34.5

44.7

UUC-16

1

25.4

22.0

1-3/8

34.92

1-1/2

38.10

31.1

26.1

36.8

48.9

Connects Metric Tube

Part No.

Tube OD
T

Dimensions (mm)

E
Min.

h

H

F

G

l

L

mm

mm

mm

UUC-M03

3

2.3

12.70

11.11

12.7

15.3

17.6

24.3

UUC-M06

6

4.8

12.70

14.28

15.3

17.6

16.9

26.3

UUC-M08

8

6.4

15.87

15.87

16.3

18.7

22.4

29.9

UUC-M10

10

8.0

20.63

19.05

17.3

19.5

25.9

33.6

UUC-M12

12

9.5

20.63

22.22

22.8

21.7

25.9

36.0

UUC-M16

16

12.0

26.98

25.40

24.5

22.0

29.7

39.9

UUC-M18

18

16.0

26.98

30.16

24.5

22.0

29.7

39.9

UUC-M20

20

16.0

34.92

31.75

26.2

22.1

36.3

46.6

UUC-M22

22

18.0

34.92

31.75

26.2

22.1

36.3

46.6

UUC-M25

25

22.0

34.92

38.10

31.1

26.1

36.8

48.9

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