What was found
LOUD SQUEAL IN COCKPIT AT 8.0 PSI. NO CHANGE IN TONE OR VOLUME DURING DESCENT. INSPECTED CAPTAIN'S AND F/O'S WINDSHIELDS. FOUND A SECTION OF THE CAPT'S HUMP SEAL THAT HAD A ROUGH WAVINESS AT THE UPPER LEFT CORNER, REF: MT 56-005. ACCOMPLISHED INTERIM REPAIR WITH SPEED TAPE AND ASKED FOR OUTBOUND CREW TO COMMENT IF SQUEAL NOISE FIXED OR SUBSIDES. INF- :PER INBD CREW FLT 272-25, NO NOISE WAS HEARD. NEED TO PERFORM MT 56-05. OK FOR SERVICE AT THIS TIME.