1/5 Pitch Timing Pulley Flanges
Aluminum & Steel

| Aluminum Part # |
Steel Part # |
# Grooves |
Inside Dia ±0.003 |
Outside Dia ±0.015 |
| 10-XLFA |
10-XLFS |
10 |
0.503 |
0.875 |
| 11-XLFA |
11-XLFS |
11 |
0.562 |
0.938 |
| 12-XLFA |
12-XLFS |
12 |
0.562 |
1.000 |
| 13-XLFA |
13-XLFS |
13 |
0.625 |
1.062 |
| 14-XLFA |
14-XLFS |
14 |
0.684 |
1.093 |
| 15-XLFA |
15-XLFS |
15 |
0.748 |
1.188 |
| 16-XLFA |
16-XLFS |
16 |
0.810 |
1.250 |
| 17-XLFA |
17-XLFS |
17 |
0.887 |
1.312 |
| 18-XLFA |
18-XLFS |
18 |
0.936 |
1.375 |
| 19-XLFA |
19-XLFS |
19 |
1.000 |
1.438 |
| 20-XLFA |
20-XLFS |
20 |
1.062 |
1.500 |
| 21-XLFA |
21-XLFS |
21 |
1.125 |
1.562 |
| 22-XLFA |
22-XLFS |
22 |
1.160 |
1.625 |
| 23-XLFA |
23-XLFS |
23 |
1.222 |
1.688 |
| 24-XLFA |
24-XLFS |
24 |
1.222 |
1.750 |
| 25-XLFA |
25-XLFS |
25 |
1.250 |
1.812 |
| 26-XLFA |
26-XLFS |
26 |
1.347 |
1.875 |
| 28-XLFA |
28-XLFS |
28 |
1.425 |
2.000 |
| 30-XLFA |
30-XLFS |
30 |
1.550 |
2.125 |
| 32-XLFA |
32-XLFS |
32 |
1.675 |
2.250 |