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Tolerance Chart
Gage Makers Tolerance Chart
As defined by ANSI/ASME B89.1.5.
Standard (Inches)
| Diameter | XXX | XX | X | Y | Z | ZZ |
|---|---|---|---|---|---|---|
| 0.010" - 0.825" | 0.000010" | 0.000020" | 0.000040" | 0.000070" | 0.0001" | 0.0002" |
| 0.825" - 1.510" | 0.000015" | 0.000030" | 0.000060" | 0.000090" | 0.00012" | 0.00024" |
| 1.510" - 2.510" | 0.000020" | 0.000040" | 0.000080" | 0.00012" | 0.00016" | 0.00032" |
| 2.510" - 4.510" | 0.000025" | 0.000050" | 0.0001" | 0.00015" | 0.0002" | 0.0004" |
| 4.510" - 6.510" | 0.000033" | 0.000065" | 0.00013" | 0.00019" | 0.00025" | 0.0005" |
| 6.510" - 9.010" | 0.000040" | 0.000080" | 0.00016" | 0.00024" | 0.00032" | 0.00064" |
| 9.010" - 12.010" | 0.000050" | 0.0001" | 0.0002" | 0.0003" | 0.0004" | 0.0008" |
Metric (MM)
| Diameter | XXX | XX | X | Y | Z | ZZ |
|---|---|---|---|---|---|---|
| 0.254 mm - 20.96 mm | 0.00025 mm | 0.00051 mm | 0.00102 mm | 0.00178 mm | 0.00254 mm | 0.00508 mm |
| 20.96 mm - 38.35 mm | 0.00038 mm | 0.00076 mm | 0.00152 mm | 0.00229 mm | 0.00305 mm | 0.00610 mm |
| 38.35 mm - 63.75 mm | 0.00051 mm | 0.00102 mm | 0.00203 mm | 0.00305 mm | 0.00406mm | 0.00813 mm |
| 63.75 mm - 114.55 mm | 0.00064 mm | 0.00127 mm | 0.00254 mm | 0.00381 mm | 0.00508 mm | 0.01016 mm |
| 114.55 mm - 165.35 mm | 0.00084 mm | 0.00165 mm | 0.00330 mm | 0.00483 mm | 0.00635 mm | 0.01270 mm |
| 165.35 mm - 228.85 mm | 0.00102 mm | 0.00203 mm | 0.00406 mm | 0.00610 mm | 0.00813 mm | 0.01626 mm |
| 228.85 mm - 305.05 mm | 0.00127 mm | 0.00254 mm | 0.00508 mm | 0.00762 mm | 0.01016 mm | 0.02032 mm |
Tolerance Directions:
- Cylindrical Ring Gages: Go member is to the minus side; NoGo member is to the plus side.
- Cylindrical Plug Gages: Go member is to the plus side; NoGo member is to the minus side.
- Master Gages: Tolerance is split 50/50.
Precision Matters
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