NEW
Stock Drive Products/Sterling Instrument
TELEPHONE: 516.328.3300 ,
FAX: 516.326.8827 ,
www.sdp-si.com
L Timing Belts - 3/8" or 9.525 mm Pitch
40°
Inch
mm
Inch
mm
Pitch Length
Pitch Length
No. of
Grooves
No. of
Grooves
33
36
40
41
42
44
46
47
50
52
53
54
56
58
60
64
Inch
mm
Pitch Length
No. of
Grooves
66
68
70
72
76
80
84
86
92
98
100
104
112
119
120
128
136
144
151
152
155
160
168
176
192
195
218
240
244
252
294
628.65
647.70
666.75
685.80
723.90
762.00
800.10
819.15
876.30
933.45
952.50
990.60
1066.80
1133.50
1143.00
1219.20
1295.40
1371.60
1438.30
1447.80
1476.38
1524.00
1600.20
1676.40
1828.80
1857.38
2076.50
2286.00
2324.10
2400.30
2800.40
51.000
54.000
56.625
57.000
58.125
60.000
63.000
66.000
72.000
73.125
81.750
90.000
91.500
94.500
110.250
12.375
13.500
15.000
15.375
15.750
16.500
17.250
17.625
18.750
19.500
19.875
20.250
21.000
21.750
22.500
24.000
24.750
25.500
26.250
27.000
28.500
30.000
31.500
32.250
34.500
36.750
37.500
39.000
42.000
44.625
45.000
48.000
314.33
342.90
381.00
390.53
400.05
419.10
438.15
447.68
476.25
495.30
504.83
514.35
533.40
552.45
571.50
609.60
Special Widths - cut to size from sleeves available from stock.
Pulleys are available with inch or metric standards.
NOTE: Dimensions in ( ) are mm.
Example
CATALOG NUMBER DESIGNATION:
Width
Code
Belt
Width
050
075
1/2
3/4
A26R 4-092075 is a 92
Groove 3/4 Wide Belt.
125
190
12.5 mm
19 mm
A26R 4M046190 is a 46
Groove 19 mm Wide Belt.
No. of Grooves
(See tables below)
Width Code
(See right)
A 2 6 R 4 –
I
N
C
H
No. of Grooves
(See tables below)
Width Code
(See right)
A 2 6 R 4 M
MET
RI
C
.128
(3.25)
.020 R
(0.5 R)
TYP
BELT WIDTH
.14
(3.56)
.075
(1.9)
.375
(9.525)
LOW DUST
RoHS COMPLIANT
NON-MARKING
POLYMER COMPOUND
1/2 & 3/4 INCH - 12.5 & 19 mm WIDE
TruMotionTM
MATERIAL: Cream-Colored Polymer Compound, Fiberglass Reinforced Body with Nylon Tooth Facing
for Reduced Dust
BREAKING STRENGTH: 125 lbs. per 1/8" (175 N per 1 mm) Belt Width; not representative of the load-
carrying capacity of the belt.
WORKING TENSION: 40 lbs. for 1 in. belt (178 N for 25.4 mm belt). For more on Working Tension, see
the technical section in SDP/SI catalog D265.
TEMPERATURE RANGE: -40°F to +220°F (-40°C to +104°C)
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