What was found
N NR 521FB THROUGH N NR 527FB. P/N A402A 'R AND R/N' STROBE LENS, APPROXIMATELY 60 LENS COVERS HAVE BROKEN OR CRACKED ON OUR HELICOPTERS. DIFFERENT DESIGNS HAVE BEEN TRIED. SAME RESULTS. MOST BREAKAGE IS ON LOWER AFT STROBE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
N NR 521FB THROUGH N NR 527FB. P/N A402A 'R AND R/N' STROBE LENS, APPROXIMATELY 60 LENS COVERS HAVE BROKEN OR CRACKED ON OUR HELICOPTERS. DIFFERENT DESIGNS HAVE BEEN TRIED. SAME RESULTS. MOST BREAKAGE IS ON LOWER AFT STROBE.