FP-922 is approved to AMS-2644E as a fluorescent (Type 1); Methods “A”, and “C” sensitivity level 2 water wash inspection penetrant. For Method “C” applications it is used with E-59, E-59A, R-503, and R-504. FP-922 is applied by immersion, spray, or wipe on. It is approved for medium sensitivity aerospace applications.
FP-922 is listed on the Qualified Products List for AMS-2644E. It meets the requirements of AMS-2647C, ASME Boiler and Pressure Vessel Code, ASTM E-165, and ASTM E-1417, and for penetrant inspection materials. It is low in sulfur and halogens and is safe for use on all metal surfaces.