Rocky Mountain
Telephone, Inc.

 

 

25 Pair Color Code

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Cable Category
25 Pair Color Code
Binder Groups
Modular Plugs

 

 

 

Base Color

Stripe Color

Pair Number

 

Polarity

Pin # in 25 Pair Amphenol® Connector

Row # in a 66 Block

White/Blue

1

Tip

26

1

Blue/White

1

Ring

1

2

 

 

 

 

 

White/Orange

2

Tip

27

3

Orange/White

2

Ring

2

4

 

 

 

 

 

White/Green

3

Tip

28

5

Green/White

3

Ring

3

6

 

 

 

 

 

White/Brown

4

Tip

29

7

Brown/White

4

Ring

4

8

 

 

 

 

 

White/Slate

5

Tip

30

9

Slate/White

5

Ring

5

10

 

 

 

 

 

Red/Blue

6

Tip

31

11

Blue/Red

6

Ring

6

12

 

 

 

 

 

Red/Orange

7

Tip

32

13

Orange/Red

7

Ring

7

14

 

 

 

 

 

Red/Green

8

Tip

33

15

Green/Red

8

Ring

8

16

 

 

 

 

 

Red/Brown

9

Tip

34

17

Brown/Red

9

Ring

9

18

 

 

 

 

 

Red/Slate

10

Tip

35

19

Slate/Red

10

Ring

10

20

 

 

 

 

 

Black/Blue

11

Tip

36

21

Blue/Black

11

Ring

11

22

 

 

 

 

 

Black/Orange

12

Tip

37

23

Orange/Black

12

Ring

12

24

 

 

 

 

 

Black/Green

13

Tip

38

25

Green/Black

13

Ring

13

26

 

 

 

 

 

Black/Brown

14

Tip

39

27

Brown/Black

14

Ring

14

28

 

 

 

 

 

Black/Slate

15

Tip

40

29

Slate/Black

15

Ring

15

30

 

 

 

 

 

Yellow/Blue

16

Tip

41

31

Blue/Yellow

16

Ring

16

32

 

 

 

 

 

Yellow/Orange

17

Tip

42

33

Orange/Yellow

17

Ring

17

34

 

 

 

 

 

Yellow/Green

18

Tip

43

35

Green/Yellow

18

Ring

18

36

 

 

 

 

 

Yellow/Brown

19

Tip

44

37

Brown/Yellow

19

Ring

19

38

 

 

 

 

 

Yellow/Slate

20

Tip

45

39

Slate/Yellow

20

Ring

20

40

 

 

 

 

 

Violet/Blue

21

Tip

46

41

Blue/Violet

21

Ring

21

42

 

 

 

 

 

Violet/Orange

22

Tip

47

43

Orange/Violet

22

Ring

22

44

 

 

 

 

 

Violet/Green

23

Tip

48

45

Green/Violet

23

Ring

23

46

 

 

 

 

 

Violet/Brown

24

Tip

49

47

Brown/Violet

24

Ring

24

48

 

 

 

 

 

Violet/Slate

25

Tip

50

49

Slate/Violet

25

Ring

25

50

 

 

 

 

 

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