Navy Serial Number Search Results

138821 ... 138822
Martin XP6M-1 Seamaster
138821 (MSN XP-1) first flight Jul 14, 1955.  Crashed into Potomac River 
near junction of St. Mary's River Dec 7, 1955.  4 killed.  
Accident caused by malfunction in control system which 
caused violent pitchdown resulting in aircraft 
disintegration.
138822 (MSN XP-2) first flight May 18, 1956.  Crashed near Odessa, Delaware 
Nov 9, 1956 due to faulty elevator jack.  Crew of 4 
ejected safely.  

143822 ... 143827
Martin YP6M-1 Seamaster
MSN YP-1/YP-6.  Order to stop flying these planes was issued
Mar 9, 1959, with final flight occurring Aug 18, 1959.
All six examples scrapped when program was cancelled.

145876 ... 145899
Martin P6M-2 Seamaster 
145876 (MSN P-7) completed but not flown
145877 (MSN P-8) 
145878 (MSN P-9)
145879 (MSN P-10)
145880 (MSN P-11) completed but not flown.
145881 (MSN P-12) completed but not flown
145882 (MSN P-13) completed but not flown
145883 (MSN P-14) completed but not flown
145884/145893 (MSN P-15/P-24) cancelled Nov 24, 1958
145894/145899 (MSN P-15/P-30) cancelled Jun 21, 1957