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Clamps

OETIKER CLAMPS

CLAMP INDEX

To determine your clamp size, measure the outside diameter of your hose or tube with the fitting installed.
Choose the value that is closest to your diameter, rounding up if necessary.

OETIKER# Range: Open/Closed (in.) Clamp Index
6.5 .209 - .256  
7 .228 - .276  
8 .268 - .315 A
8.7 .276 - .343  
9.5 .307 - .374  
10 .327 - .394  
10.5 .346 - .413 B
11.3 .378 - .445 D
11.8 .398 - .465  
12.3 .386 - .484 C
12.8 .406 - .504  
13.3 .425 - .524 E
14 .453 - .551 F
14.5 .472 - .571 Q
15.3 .504 - .602  
15.7 .520 - .618 G
16.2 .539 - .638 M
17 571 - .669 H
17.5 .591 - .689  
18.5 .602 - .728 J
19.8 .654 - .780 K
21 .701 - .827 I
22.6 .764 - .890 L
23.5 .799 - .925  
24.1 .823 - .949  
25.6 .882 - .1.008  
27.1 .941 - .1.067  
28.6 1.00 - 1.126 P
30.1 1.06 - 1.185  
31.6 1.12 - 1.244  
33.1 1.18 - 1.303  
34.6 1.24 - 1.362  
36.1 1.3 - 1.421  
37.6 1.35 - 1.480  
38.1 1.37 - 1.5  
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