Related Resources: belt design
Timing Belt Pulley Tolerances per. ANSI RMA IP-24
Belt Drive Design and Engineering
Mechanical Gear Design and Engineering
Synchronous Timing Belt Pulley Tolerances per. ANSI RMA IP-24, ISO 5299 and IS 9804.
Outside Diameter Range |
Outside
Diameter Tolerance
|
Pitch to Pitch Tolerance
|
|
Adjacent
Grooves
|
Accumulative Over
90 Degrees
|
||
Up thru 1.000 |
+0.002
−0.000 |
±0.001
|
±0.003
|
Over 1.000 to and including 2.000 |
+0.003
−0.000 |
±0.001
|
±0.004
|
Over 2.000 to and including 4.000 |
+0.004
−0.000 |
±0.001
|
±0.005
|
Over 4.000 to and including 7.000 |
+0.005
−0.000 |
±0.001
|
±0.005
|
Over 7.000 to and including 12.000 |
+0.006
−0.000 |
±0.001
|
±0.006
|
Over 12.000 to and including 20.000 |
+0.007
−0.000 |
±0.001
|
±0.007
|
Over 20.000 |
+0.008
−0.000 |
±0.001
|
±0.008
|
Radial Runout1 | Axial Runout2 |
For outside diameters 8.0 in. and under 0.005 in. For each additional inch of outside diameter add 0.0005 in. |
For outside diameters 1.0 in. and under 0.001 in. |
For each additional inch of outside diameter up through 10.0 in., add 0.001 in. | |
For each additional inch of outside diameter over 10.0 in., add 0.0005 in. |
1Flange outside diameter equals pulley outside diameter plus twice flange height
2 Total indicator reading.
Related:
- Synchronous Timing Belt Tooth Section Dimensions Table per ANSI / RMA IP-24
- Synchronous Timing Belt Pulley Dimensions Table per ANSI / RMA IP-24
- Synchronous Timing Belt Lengths and Tolerances per. ANSI RMA IP-24 Table
- Service Factors Synchronous Timing Belts
- Synchronous Timing Belt Standard Widths and Tolerances Table
- Synchronous Belt Standard Pulley Diameters ANSI/RMA IP-24 Table
Synchronous Belt Standard Pulley Diameters ANSI/RMA IP-24
References:
ANSI / RMA IP-24
ISO 5299
IS 9804.