PDFWAC 296-806-40518

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 a 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.
Reference:
Flanges that are refaced or trued need to satisfy minimum dimension requirements specified in Safety Requirements for the Use, Care and Protection of Abrasive Wheels, ANSI B7.1-2000.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. WSR 15-24-102, § 296-806-40518, filed 12/1/15, effective 1/5/16; WSR 04-14-028, § 296-806-40518, filed 6/29/04, effective 1/1/05.]