Related Resources: belt design

Synchronous Timing Belt Standard Widths and Tolerances

Belt Drive Design and Engineering
Mechanical Gear Design and Engineering

Synchronous Timing Belt Standard Widths and Tolerances per. ANSI RMA IP-24, ISO 5299 and IS 9804.

Related:

Belt
Section
Standard Belt
Width
Tolerances on Width for Belt Pitch Lengths
Up to
and
including 33 in.
Over 33 in.
up to and
including 66 in.
Over 66 in.
Designation
Dimensions
MXL (0.080)
012
019
025
0.12
0.19
0.25
+0.02
−0.03
XL (0.200)
025
037
0.25
0.38
+0.02
−0.03
L (0.375)
050
075
100
0.50
0.75
1.00
+0.03
−0.03
+0.03
−0.05
H (0.500)
075
100
150
0.75
1.00 1.50
+0.03
−0.03
+0.03
−0.05
+0.03
−0.05
200
2.00
+0.03
−0.05
+0.05
−0.05
+0.05
−0.06
300
3.00
+0.05
−0.06
+0.06
−0.06
+0.06
−0.08
XH (0.875)
200
300
400
2.00
3.00
4.00
+0.19
−0.19
+0.19
−0.19
XXH (1.250)
200
300
400
500
2.00
3.00
4.00
5.00
+0.19
−0.19

References:

ANSI / RMA IP-24
ISO 5299
IS 9804
Machinerys Handbook, 27th Edition