Question

What is ‘Go limit’?

(a) Lower limit of shaft and upper limit of hole

(b) Lower limit of shaft and hole

(c) Upper limit of shaft and lower limit of a hole

(d) Upper limit of shaft and hole

The question was asked in exam.

I would like to ask this question from Terminology topic in chapter Limits, Fits and Gauges of Engineering Metrology

Answer 1

The correct option is (c) Upper limit of shaft and lower limit of a hole

Explanation: ‘Go limit’ deals with upper limit of shaft and lower limit of hole and refers to the maximum material condition. ‘No-go’ limits deals with lower limit of shaft and upper limit of hole and refers to the minimum material condition.