Distinguish, differentiate, compare and explain what is the difference between tolerance and allowance . Comparison and Differences.
Differences between Tolerance and Allowance
| S.No. | Tolerance | Allowance |
| 1 | Permissible variation of the size / dimensions. | Prescribed difference between the dimensions of two mating parts. |
| 2 | Individual component is involved and tolerance is the difference between upper and lower limits of dimension. | Two mating parts are involved. it is the intentional difference between the sizes of shaft and hole. |
| 3 | Tolerance is influenced by the method of manufacture and it is provided because exact duplicationof parts is not possible. | It is provided on the mating parts to get the desired functional requirements. |
| 4 | It is an absolute value. | Allowance may be positive or negative. |
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Difference between Allowance vs Tolerance
Tolerance vs Allowance
Differences between Allowance vs Tolerance
