b mounting Hole positioning loops) Mounting hole spray stem silver1. Purpose: insert the locating ring.2. request-Position hole tolerance: an perforated silver spray high stalk.-Tolerances on dimensions: mounting position the lap time on not too tight or too loose. And when fitted should ensure the sealed level to position the loop is inserted firmly. But avoid excess levels too large damage positioning loops.-For example: select the positioning ring Ø40 (mm) pick the exact level of the hole islevel 5 is distributed domain tolerances P, infer the diameter of the hole is 39,979 ÷ 39,985 (mm)-Rough Milling: machining method + milling.
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