Action
Safety Advisory Notice.
Summary
This notice advises the public that PHMSA has confirmed the marking, service and/or sale of certain high pressure DOT specification cylinders marked with a requalification identification number (RIN) without performing a valid hydrostatic requalification test. Kraus Fire Equipment Co. marked DOT cylinders as tested without approval from the Associate Administrator to requalify DOT cylinders and without calibrating its required systems. This advisory addresses cylinders serviced or purchased from Flint Welding Supply Co, Flint, MI from approximately June 2010 to December 2012 and marked with an "A978" or a partial "A978" or just the Month/Year, without a RIN mark in the middle.