Piedmont Aviation INC
Holds 34 approved modifications, most of them for the Martin 404. FAA spelling: Piedmont Aviation Inc.
Approved modifications 34 · newest first
1984-08-31SA1441SO · Installation of escape slides and container assemblies. · YS-11A-200, YS-11A-300, YS-11A-500
1984-08-30ST866SO · Installation of Bendix ground proximity warning system. · YS-11A-500, YS-11A-600
1981-09-23SA1275SO · Installation of shoulder harness restraint system at ovserver's station in cockpit. · YS-11
1980-10-10SA1175SO · Installation of pitot heat indication system. · YS-11 Series
1976-07-13ST875SO · Replacement of Monogram P/N 3299-1 or Leach P/N TD1514-1002 timer assemblies with Piedmont P/N 737D-81017 solid state timer. · 737-200 Series
1974-02-22ST487SO · Installation of P.P.G. manufactured main windshields, P/Ns 5613-00001(L/H) and 5613-00002 (R/H) and Barber Colman... · YS-11A-600, YS-11A-200, YS-11A-300
1973-11-21SA2-889 · McMillan radome 7141X. · F27, FH-227
1973-10-10ST542SO · Installation of Tramm BTI 600 Nicad battery temperature indicating system. · FH-227, F27
1972-02-16ST486SO · Installation of external APU control panel. · YS-11A-500
1970-10-19SA2258WE · The installation of Firestone 40 X 14-21 tires at 40% tire deflection per sealed Piedmont Service Evaluation Report... · 737-200 Series
1968-05-10SA322SO · (1) Installation of 44-seat interior, (2) rearrange44-seat interior. Aircraft may be modified under either option.... · 404
1960-01-01SA259SO · BMEP bleed system for R-2800CB-3 engines. · 404
1960-01-01SA392SO · Install Goodyear 9543138 wheels in place of Goodyear 9540512. · 404
1960-01-01SA317SO · Deactivate rear center wing fuel tank. · DC-3 Series
1960-01-01SA324SO · Wing flap actuated switch. · DC-3 Series
1960-01-01SE203SO · Variations in Rolls-Royce modification 636. · Dart 511
1960-01-01SA329SO · Replacement of cockpit door lock. · 404
1960-01-01SA258SO · Immersion heaters in oil tanks 404-2055010 for ground operation only. · 404
1960-01-01SA261SO · Direct pressure actuated manifold pressure gage system. · 404
1960-01-01SA210SO · Radar system AVQ55. · 65 Series
1960-01-01SA799EA · Installation of overvoltage and overfrequency protection for Lear Siegler Inverters Model F45-10. · FH-227
1960-01-01SA260SO · Swivel seat intercostals at Station 616. · 404
1960-01-01SE206SO · Replacement of accessory gear box oil pressure warning switch. · Dart 526, Dart 529 Series, Dart 525
1960-01-01SA323SO · Solid state voltage regulator. · F27 Series, DC-3 Series
1960-01-01SA142EA · Rewire nose gear steering system. · F27 Series
1960-01-01SA395EA · Rear wing spar flange repaired. · 404
1960-01-01SA393SO · Install Goodyear 9540512 wheels in place of Goodyear 9543138 wheels. · YS-11A-600, YS-11A-500, YS-11A-300
1960-01-01SA282SO · Replacement parts manufactured for Fairchild P/Ns 27-727930-3 and -7. · F27 Series
1960-01-01ST424SO · Installation of replacement radome assembly. · YS-11 Series
1960-01-01SA342SO · Cockpit voice recorder. · F27 Series
1960-01-01SA268SO · Manufacture replacement parts for Adel ADZ24278. · 404
1960-01-01SA222SO · RCA AVQ-55 radar system and a Narco UDI-2 DME system. · 18 Series
1960-01-01SA276SO · J & H G-29-7BT generators. · 404
1960-01-01SA330SO · New cockpit door with electric lock device. · F27 Series
Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.