1/5" Pitch (XL) Timing Belt Pulleys - Lexan with Aluminum Hub
for belts up to 3/8' wide
Single And Double Flange

O.D. Tolerance
NO. OF
GROOVES		 +TOL.
10-28 +.003
-.001
29-58 +.004
-.001
60-72 +.005
-.001
Single Flange Double Flange
Single Flange Double Flange No. of
Teeth		 P.D. O.D. FLG DIA Bore
+.001 -.000 		Hub Dia. Set Screw
10XL037SFAH1S 10XL037DFAHIS 10 .637 .617 .87 .1875 .69 6-32
11XL037SFAH1S 11XL037DFAH1S 11 .700 .680 .93 .1875 .69 6-32
12XL037SFAH1S 12XL037DFAH1S 12 .764 .744 .99 .1875 .69 6-32
13XL037SFAH1S 13XL037DFAH1S 13 .828 .808 1.06 .1875 .69 6-32
14XL037SFAH1S 14XL037DFAH1S 14 .891 .871 1.12 .2500 .75 8-32
15XL037SFAH1S 15XL037DFAH1S 15 .955 .935 1.19 .2500 .75 8-32
16XL037SFAH1S 16XL037DFAH1S 16 1.019 .999 1.24 .2500 .75 8-32
17XL037SFAH1S 17XL037DFAH1S 17 1.082 1.062 1.31 .2500 .75 8-32
18XL037SFAH1S 18XL037DFAH1S 18 1.146 1.126 1.39 .2500 .75 8-32
19XL037SFAH1S 19XL037DFAH1S 19 1.210 1.190 1.44 .2500 .75 8-32
20XL037SFAH1S 20XL037DFAH1S 20 1.273 1.253 1.51 .2500 .88 8-32
21XL037SFAH1S 21XL037DFAH1S 21 1.337 1.317 1.57 .2500 .88 8-32
22XL037SFAH1S 22XL037DFAH1S 22 1.401 1.381 1.63 .2500 .88 8-32
23XL037SFAH1S 23XL037DFAH1S 23 1.464 1.444 1.69 .2500 .88 8-32
24XL037SFAH1S 24XL037DFAH1S 24 1.528 1.508 1.76 .2500 .88 8-32
25XL037SFAH1S 25XL037DFAH1S 25 1.592 1.572 1.82 .2500 .88 8-32
26XL037SFAH1S 26XL037DFAH1S 26 1.655 1.635 1.89 .2500 .88 8-32
27XL037SFAH1S 27XL037DFAH1S 27 1.719 1.699 1.95 .2500 .88 8-32
28XL037SFAH1S 28XL037DFAH1S 28 1.783 1.763 2.02 .2500 .88 8-32
29XL037SFAH1S 29XL037DFAH1S 29 1.846 1.826 2.08 .2500 .88 8-32
30XL037SFAH1S 30XL037DFAH1S 30 1.910 1.890 2.14 .3125 .88 10-32
31XL037SFAH1S 31XL037DFAH1S 31 1.974 1.954 2.20 .3125 .88 10-32
32XL037SFAH1S 32XL037DFAH1S 32 2.037 2.017 2.27 .3125 .88 10-32
34XL037SFAH1S 34XL037DFAH1S 34 2.165 2.145 2.40 .3125 .88 10-32
35XL037SFAH1S 35XL037DFAH1S 35 2.228 2.208 2.46 .3125 .88 10-32
36XL037SFAH1S 36XL037DFAH1S 36 2.292 2.272 2.53 .3125 .88 10-32
37XL037SFAH1S 37XL037DFAH1S 37 2.355 2.335 2.59 .3125 .88 10-32
39XL037SFAH1S 39XL037DFAH1S 39 2.482 2.462 2.71 .3125 .88 10-32
40XL037SFAH1S 40XL037DFAH1S 40 2.546 2.526 2.78 .3125 .88 10-32
42XL037SFAH1S 42XL037DFAH1S 42 2.674 2.654 2.92 .3125 .88 10-32
44XL037SFAH1S 44XL037DFAH1S 44 2.801 2.781 3.04 .3125 .88 10-32
48XL037SFAH1S 48XL037DFAH1S 48 3.056 3.036 3.29 .3125 .88 10-32

Material: Special Bores Available Upon Request.

10% Glass Filled Polycarbonate
Hub: Aluminum
Color: Black