One involved the Indonesian low-priced airline, Lion Air, which crashed and killed 189 people, while the other crash happened on March 10 when an Ethiopian Airlines plane crashed, with 157 people on board perishing in the accident.
In the first quarter of past year, Boeing took 122 orders for 737s, including 112 for the Max, led by large orders from Southwest Airlines and Ireland's Ryanair. The drop came as Boeing suspended deliveries of the troubled aircraft to airlines in mid-March as regulators ordered groundings of the plane.
Boeing has conceded that new software added to the MAX and called MCAS was involved in both crashes but questions have also been raised about the actions of the flight crews.More news: Trump to appeal Mexico asylum ruling
Though the market is less sure of Spirit AeroSystems' future, the maker of shipsets for the MAX 8 released a statement Friday confirming it would continue deliveries at the 52 planes-per-month pace, but will store them at Spirit facilities.
The total first-quarter deliveries are down 19 percent compared to a year ago, while 737 deliveries alone tumbled about 33 percent, according to Reuters.
China has made a decision to accept an invitation to join the U.S. Federal Aviation Administration's (FAA) review panel on theBoeing 737 MAX, an official at the Chinese aviation regulator said on Tuesday.
The figures on March orders and deliveries are "secondary to getting the Max fix approved and its grounding lifted", Cowen aircraft analyst Cai von Rumohr said.More news: Meghan and Harry 'move into Frogmore Cottage' ahead of royal baby's birth
It follows an earlier disaster in October when a 737 Max 8 flown by Indonesian airline Lion Air crashed, claiming the lives of 189 people.
American Airlines' share price fell by 2.8% to $32.94 in early trading.
The company announced on April 5 that it would cut production of its 737 short-haul jetliner by 20 percent, to 42 a month, from the middle of this month.
March deliveries are more than half the rate of deliveries in the two previous months, which amounted to 24 MAX jets in January and 27 in February.More news: 'Smallville's Allison Mack Pleads Guilty in Sex Cult Case