dimensioning questions

dimensioning questions - be properly assembled If the nut...

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1. There would have to be a tight tolerance for the inner thread of the threaded cap in order for the knob and valve screw to be assembled properly. 2. There would have to be tight tolerances for the diameter of the rubber o-ring and the inner diameter of the brass housing. There must be a proper seal between the o-ring and the housing so there aren’t any leaks in the product. 3. The thread on the o-ring screw does not need a tight tolerance in order to keep the o-ring in place. If the o-ring is not secure, the product cannot be properly assembled. 4. The size of the inner thread of the nut does not need to have a tight tolerance in order to
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Unformatted text preview: be properly assembled. If the nut does not fit, the knob just might not be completely secure. The ranking for the expense of each part in descending order is as follows with the corresponding part number: 1, 4, 6, 3, 2, 7, 9, 5, 8. The housing has the most dimensions that have fairly tight tolerances. The valve screw has a few dimensions that have tight tolerances where the rest of the remaining parts have decreasingly tight tolerances regarding fewer dimensions....
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