| Code | Tolerance |
|---|---|
| A | ±0.05% |
| B | ±0.1% |
| C | ±0.25% |
| D | ±0.5% |
| F | ±1% |
| G | ±2% |
| J | ±5% |
| K | ±10% |
| M | ±20% |
| N | ±30% |
| Q | −10%, +30% |
| S | −20%, +50% |
| T | −10%, +50% |
| Z | −20%, +80% |
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Copyright © 2000 Sizes, Inc. All rights reserved.
Last revised: 23 September 2002.