PDFWAC 296-807-18055
Make sure flanges are in good condition.
(1) You must make sure flange bearing surfaces are in good condition.
(2) You must replace or remachine any flange with a mounting surface that has any of the following problems:
(a) Warped;
(b) Burred on the bearing surface;
(c) Excessively worn (thickness or diameter);
(d) Out of true.
Note: | Flanges that are refaced or trued need to satisfy minimum dimension requirements specified in ANSI B7.1-2000, Safety Requirements for the Use, Care and Protection of Abrasive Wheels. |