2–154
8 (5/16)
9.5 (3/8)
9.5 (3/8)
12.7 (1/2)
19.1 (3/4)
Metric
Inch
P.D.
P.D.
8.05
9.6
10.4
11.2
12
12.8
13.6
14.4
15.2
16
16.8
17.6
19.15
20.75
21.55
22.35
23.15
23.95
25.55
27.15
27.95
28.75
30.3
31.9
33.5
35.1
35.9
38.3
39.85
47.85
51.8
55.8
57.4
71.7
79.65
7.45
9
9.8
10.6
11.4
12.2
13
13.8
14.6
15.4
16.2
17
18.55
20.15
20.95
21.75
22.55
23.35
24.95
26.55
27.35
28.15
29.7
31.3
32.9
34.5
35.3
37.7
39.25
47.25
51.2
55.2
56.8
71.1
79.05
.293
.354
.386
.417
.449
.480
.512
.543
.575
.606
.638
.669
.730
.793
.825
.856
.888
.919
.982
1.045
1.077
1.108
1.169
1.232
1.295
1.358
1.390
1.484
1.545
1.860
2.016
2.173
2.236
2.799
3.112
.317
.378
.409
.441
.472
.504
.535
.567
.598
.630
.661
.693
.754
.817
.848
.880
.911
.943
1.006
1.069
1.100
1.132
1.193
1.256
1.319
1.382
1.413
1.508
1.569
1.884
2.039
2.197
2.260
2.823
3.136
10
12
13
14
15
16
17
18
19
20
21
22
24
26
27
28
29
30
32
34
35
36
38
40
42
44
45
48
50
60
65
70
72
90
100
11.1 (7/16)
12.7 (1/2)
A 6A31M010T05
A 6A31M012T05
A 6A31M013T05
A 6A31M014T05
A 6A31M015T05
A 6A31M016T05
A 6A31M017T05
A 6A31M018T05
A 6A31M019T09
A 6A31M020T09
A 6A31M021T09
A 6A31M022T12
A 6A31M024T12
A 6A31M026T12
A 6A31M027T12
A 6A31M028T12
A 6A31M029T12
A 6A31M030T12
A 6A31M032T12
A 6A31M034T12
A 6A31M035T13
A 6A31M036T13
A 6A31M038T13
A 6A31M040T13
A 6A31M042T13
A 6A31M044T13
A 6A31M045T13
A 6A31M048T13
A 6A31M050T16
A 6A31M060T16
A 6A31M065T16
A 6A31M070T16
A 6A31M072T16
A 6A31M090T16
A 6A31M100T16
50 (2)
132 (5.2)
160 (6.3)
90 (3.5)
125 (4.9)
D*
D*
No. of
Grooves
Catalog Number
NOTE: Dimensions in ( ) are inch size.
* D Tolerance: From 10 to 60 grooves is - 0.05 (+.000, -.002)
From 65 to 100 grooves is - 0.08 (+.000, -.003)
D Dimension in [ ] may be substituted at SDP option.
Timing Pulley Stock - T2.5 mm Pitch
ALUMINUM
L
Minimum
Usable
Length
D1
Shank
Diameter
MATERIAL: Aluminum Alloy
L
SHANK LENGTH
25.4 (1)
[20 (.80)]
D D1
D
PROFILE
TRUE METRIC®
