Part #RCS-81H Type C
Constant Spring
The RCS-81H “TYPE C” manufactured using two(2) lugs to accommodate attachment to the building structure also allowing for the use of various types of attachments. (Example: RILCO Part #220). Available in most types of finishes.
Hanger Sizes | D | E | F |
| H | M | N | Total Travel (in.) | L | C | Factors | A | ||
1 – 9 | 8 7/16 | 1 1/4 | 7/8 | 1 1/2 | 6 1/8 | 4 1/8 | ≤ 4 | 13 15/16 | 5 1/2 | 14 5/8 | 1/2 | |||
>4 1/2 | 17 15/16 | 9 1/2 | 17 3/16 | |||||||||||
10 – 18 | 8 7/16 | 1 1/4 | 1/2 | 1 1/2 | 8 5/16 | 6 7/16 | ≤ 5 | 18 7/16 | 7 1/2 | 13 1/16 | 3/4 | |||
>5 1/2 | 21 7/16 | 10 1/2 | 15 7/16 | |||||||||||
19 – 34 | 14 7/16 | 2 | 5/8 | 2 | 12 7/16 | 8 9/16 | ≤ 5 | 26 15/16 | 8 1/2 | 19 7/8 | 1 1/4 | |||
>5 1/2 | 31 1/16 | 12 5/8 | 22 | |||||||||||
35 – 49 | 17 7/16 | 2 1/2 | 11/16 | 3 | 13 3/4 | 9 13/16 | ≤ 6 | 31 9/16 | 9 1/2 | 25 5/8 | 1 3/4 | |||
>6 1/2 | 39 9/16 | 17 1/2 | 30 1/8 | |||||||||||
50 – 63 | 26 3/16 | 3 | 15/16 | 4 | 17 11/16 | 11 1/4 | ≤8 | 45 9/16 | 13 3/8 | 30 11/16 | 2 1/4 | |||
8 1/2 to 11 | 53 9/16 | 21 3/8 | 30 11/16 | |||||||||||
>11 1/2 | 53 9/16 | 21 3/8 | 36 | |||||||||||
64 – 74 | 35 3/4 | 4 | 3 1/4 | 4 1/2 | 22 3/16 | 11 | ≤10 1/2 | 57 1/2 | 13 3/4 | 42 3/8 | 2 3/4 | |||
>11 | 63 | 19 1/4 | 42 1/2 | |||||||||||
75 – 83 | 35 3/4 | 4 1/2 | 3 5/8 | 5 | 27 3/16 | 11 | ≤10 1/2 | 57 1/2 | 12 3/4 | 45 3/4 | 3 1/4 | |||
>11 | 63 | 18 1/4 | 45 7/8 | |||||||||||
84-110 | See RCS-81H Types A, B, C and E Constants Page | |||||||||||||
“A”-Rod and “K”-Hole Selection Chart | ||||||||||||||
Loads (lbs) | 0 | 801 | 1501 | 2541 | 4001 | 6101 | 9401 | 13401 | 18301 | 24701 | 31001 | 39001 | 48001 | |
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** | |
K-Hole Size | 11/16 | 13/16 | 15/16 | 1 1/4 | 1 1/2 | 1 3/4 | 2 | 2 3/8 | 2 5/8 | 2 7/8 | 3 1/8 | 3 3/8 | 3 5/8 | |
R | 1 1/4 | 1 1/4 | 1 1/4 | 1 1/2 | 2 | 2 1/2 | 2 1/2 | 3 | 3 | 4 | 4 | 4 | 4 1/2 | |
S | 7/8 | 1 1/16 | 1 1/4 | 1 5/8 | 2 | 2 3/8 | 2 5/8 | 2 7/8 | 3 1/8 | 3 5/8 | 3 5/8 | 3 7/8 | 4 1/8 | |
T | 1/4* | 1/4* | 3/8 | 1/2 | 5/8 | 3/4 | 3/4 |
| 3/4 | 1 | 1 | 1 | 1 | |
W | 2 1/2 | 2 1/2 | 2 1/2 | 3 | 4 | 5 | 5 | 6 | 6 | 8 | 8 | 8 | 9 | |
le rod suspension ** 3 1/4 inch is furnished with 8 UN series thread. |
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