Martin

Martin P4M Mercator

Maritime patrol

  • First flight1946
  • Introduction1950
  • StatusRetired
  • Number built21
Technical data

Specifications

01

Crew & dimensions

Crew
9 (patrol bomber); 16 (Electronic reconnaissance)
Length
86 ft 2.5 in
Wingspan
114 ft 0+1/16 in
Height
29 ft 2+1/16 in
02

Performance

Maximum speed
410 mph
Range
2,840 mi
Service ceiling
34,600 ft
03

Powerplant

Powerplant
2 × Pratt & Whitney R-4360-20A Wasp Major 28-cylinder air-cooled radial piston engines (3,250 hp) + 2 × Allison J33-A-10A turbojet engines ( hp / shp / 4,600 lbf / lbf with afterburner)

Engines 1

R-4360 R-4360 Piston engines Pratt & Whitney R-4360 Wasp Major The largest American piston aircraft engine to be mass-produced, with four rows of cylinders. Pratt & Whitney · United States→