Single Unit Constants

RCR Single Unit Constants
3/8″ – 3/4″ Hanger Rod Diameter
50 – 2200 Pound Capacity

See the ABC’s of Constant Types for top mount arrangements available

E* refers only to the uppermost blocking position. Downward travel increases E dimension directly. 

Min thread Engagement= 1.5x rod diameter

RILCO CAM
ROLLER™ Identifier

A

B

C

D

E*

F

G

H

I

Rod Diameter

Est.Unit Wt lbs.

RCR 50-3

13.75

18

10.5

1.5

20.75

6

10

5.25

14.25

3/8 UNC

31

RCR 50-6

13.75

18

10.5

1.5

20.75

6

10

5.25

14.25

3/8 UNC

31

RCR 125-3

11.75

9.75

7.75

0

13.75

6

9

4.25

3.5

3/8 UNC

22

RCR 125-6

16.25

17.5

11

1.75

21.5

6.75

10.25

5.25

4.25

3/8 UNC

42

RCR 175-18

18.25

31.25

17.75

1

48.25

6

11.5

5.25

4.25

3/8 UNC

115

RCR 275-3

15.25

10.5

5.25

1

14.75

5.5

11.25

5.25

4.25

3/8 UNC

33

RCR 275-6

16.25

17.5

10.75

0.75

25.5

5.5

11.25

5.25

4.25

3/8 UNC

55

RCR 225-12

17.25

25.25

12.75

1

36.75

5.5

11.25

5.25

4.25

3/8 UNC

75

RCR 275-12

18.25

31.25

17.75

1

48.25

6

11.5

5.25

4.25

3/8 UNC

115

RCR 325-18

20.75

32

18

1

47.75

7.75

14.5

6.5

5.25

3/8 UNC

165

RCR 400-12

19

25

12.5

1.75

37.25

7.25

14.25

6.25

5.25

3/8 UNC

106

RCR 550-3

17.5

10.75

5.5

0.75

15.25

7

13.75

6.25

5.25

3/8 UNC

46

RCR 550-6

18

18

10.75

1.75

25.5

7.25

14.25

6.25

5.25

3/8 UNC

77

RCR 550-12

20.75

32

18

1

47.75

7.75

14.5

6.5

5.25

3/8 UNC

165

RCR 800-18

23.5

32.75

18.25

2

49.5

7.75

14.5

6.75

5.25

1/2 UNC

223

RCR 900-12

20.75

25.5

14.5

2

38.25

7.5

14.25

6.75

5.25

1/2 UNC

134

RCR 1100-3

17.5

10.75

6.5

0.5

15.25

7.5

14.25

6.75

5.25

1/2 UNC

60

RCR 1100-6

19.25

18.5

10.25

2.75

26.5

7.5

14.25

6.75

5.25

1/2 UNC

95

RCR 1100-12

23.5

32.75

18.25

2

49.5

7.75

14.5

6.75

5.25

1/2 UNC

223

RCR 1200-6

19.75

12.5

10.25

1

17.5

8.75

15.75

7.25

6

3/4 UNC

97

RCR 1650-18

26.25

33.75

21.25

2.5

54

9.5

16.5

7.5

6

3/4 UNC

331

RCR 1800-12

24

26.5

14.5

2.25

42.25

8.75

16.25

7.25

6

3/4 UNC

203

RCR 2200-3

19.75

12.5

10.25

1

17.5

8.75

15.75

7.25

6

3/4 UNC

97

RCR 2200-6

22.5

19.5

9.75

4.25

26.25

8.75

16.25

7.25

6

3/4 UNC

146

RCR 2200-12

26.25

33.75

21.25

2.5

54

9.5

16.5

7.5

6

3/4 UNC

331

 

RILCO CAM
ROLLER™     Identifier

A

B

C

D

E*

F

G

H

I

Rod Diameter

Est.Unit Wt lbs.

RCR 3250-18

33.25

34.75

20.75

2.25

55.25

11.25

19.25

9

7.5

1 UNC

467

RCR 3500-12

29.25

27.75

16.25

3

43.5

11.25

19.25

9

7.5

1 UNC

350

RCR 4300-3

23.25

13.5

8.25

1.25

18.5

10.75

19.25

9

7.5

1 UNC

161

RCR 4300-6

28

20.25

11.25

4.25

30.25

10.75

19.25

9

7.5

1 UNC

253

RCR 4300-12

33.25

34.75

20.75

2.25

55.25

11.25

19.25

9

7.5

1 UNC

467

RCR 5900-18

34.75

36.5

18

4.75

64.25

13.5

23.5

10.75

9

1-1/2 UNC

743

RCR 7100-12

33.25

29.5

14

6

50.5

13.5

23.5

10.75

9

1-1/2 UNC

582

RCR 7500-18

45

52.25

25.5

6

80

13.5

23.5

11

9.25

1-1/2 UNC

1090

RCR 8000-12

34.75

36.5

18

4.75

64.25

13.5

23.5

10.75

9

1-1/2 UNC

743

RCR 8500-3

28.5

16.5

9.5

1.5

21.75

13.25

22.75

10.75

9

1-1/2 UNC

295

RCR 8500-6

32

22.25

11.75

6.25

35.24

13.25

22.75

10.75

9

1-1/2 UNC

403

RCR 8500-12

45

52.25

25.5

6

80

13.5

23.5

11

9.25

1-1/2 UNC

1090

RCR 9000-18

45.75

38.5

26.25

2.5

67.25

15.75

26

12

10

1-3/4 UNC

1213

RCR 10600-12

39.25

31

15.75

7.75

54

15.75

25.5

11.75

10

1-3/4 UNC

833

RCR 11200-18

50.25

56

28

8.25

84.75

15.75

26

12

10

1-3/4 UNC

1520

RCR 12400-18

47.25

44

29.25

5

82

16.5

27.25

12.5

10

1-3/4 UNC

1612

RCR 13000-3

30.75

18

11.25

2

24

15

25.5

11.75

10

1-3/4 UNC

430

RCR 13000-6

33.5

25

11.75

5.5

37.25

15

25.5

11.75

10

1-3/4 UNC

578

RCR 13000-12

45.75

38.5

26.25

2.5

67.25

15.75

26

12

10

1-3/4 UNC

1213

RCR 14400-12

43.75

36.5

15.25

12

64.75

15.75

26.5

12.5

10

2 UNC

1112

RCR 15100-18

49.5

64

33.5

9.75

101.75

16.5

27.25

12.75

10.25

2 UNC

2130

RCR 17300-3

32

23

13

2

27.75

15.25

25.5

12.5

10

2 UNC

580

RCR 17300-6

37.25

28.25

13.5

8.5

45

15.25

25.5

12.5

10

2 UNC

802

RCR 17300-12

47.25

44

29.25

5

82

16.5

27.25

12.5

10

2 UNC

1612

RCR 18100-12

48

37.75

15

15

68.25

18

30.25

13.75

10.75

2-1/4 UNC

1493

RCR 18900-18

51.5

63.75

31.5

11.5

106.25

18

30.25

14

11

2-1/4 UNC

2490

RCR 21500-3

34

24.75

13.75

2

30

17.25

29.5

13.75

10.75

2-1/4 UNC

741

RCR 21500-6

43

31

14

9.75

46.75

17.25

29.5

13.75

10.75

2-1/4 UNC

1047

RCR 21500-12

49.5

43

23

9.75

84

18

30.25

14

11

2-1/4 UNC

1900

All dimensions shown are in inches U.N.O.