Constant RCS-81H Type A

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Part #RCS-81H Type A
Constant Spring 

Part RCS-81H Type A Constant Spring Support   

The RCS-81H “TYPE A” is specially designed for mounting on a supporting member by means of attaching two(2) rods into the tapped holes in the constant support’s top cap. A distance equal to the “P” dimension plus 3/8”. Available in most types of finishes.

Hanger Sizes

D

E

F

 

M

N

P

Total Travel (in.)

L

C

Factors

A (max.)

1 - 9

8  7/16

1

7/8

6  1/8

4  1/8

13/16

≤ 4

13 15/16

6

12  3/4

1/2

>4 1/2

17 15/16

10

15  5/16

10 - 18

8  7/16

1

1/2

8  5/16

6  7/16

11/16

≤ 5

18  7/16

8

10  7/8

3/4

>5 1/2

21  7/16

11

13  1/4

19 - 34

14  7/16

1  1/4

5/8

12  7/16

8  9/16

1  1/8

≤ 5

26 15/16

10

16  3/4

1  1/4

>5 1/2

31  1/16

14  1/8

18  7/8

35 - 49

17  7/16

1  3/4

11/16

13  3/4

9 13/16

1  3/8

≤ 6

31  9/16

11

21  1/8

1  3/4

>6 1/2

39  9/16

19

25  3/4

50 - 63

26  3/16

1 11/16

15/16

17 11/16

11  1/4

1  3/4

≤8

45  9/16

16

24 15/16

2  1/4

8 1/2 to 11

53  9/16

24

24 15/16

>11 1/2

53  9/16

24

30 14

64 - 74

35  3/4

3

3  1/4

22  3/16

11

3  7/16

≤10 1/2

57  1/2

15  3/4

34  7/16

2  3/4

>11

63

21  1/4

34  9/16

75 - 83

35  3/4

3  1/4

3  5/8

27  3/16

11

4  1/4

≤10 1/2

57  1/2

15  1/4

36  1/2

3  1/4

>11

63

20  3/4

36  5/8

84-110

See RCS-81H Types A, B, C and E Constants Page

“A”-Rod and “K” -Hole Selection Chart

Loads (lbs)

0
800

801
1500

1501
2540

2541
4000

4001
6100

6101
9400

9401
13400

13401
18300

18301
24700

24701
31000

31001
39000

39001
48000

48001
58000

A Rod Size

1/2

5/8

3/4

1

1 1/4

1 1/2

1 3/4

2

2 1/4

2 1/2

2 3/4

3

3 1/4*

* 3 1/4 and larger are furnished with 8 UN series thread

 

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