Twin Otter Repair/Overhaul Capabilities List

Below are a list of parts that the FAA has approved us to work on. The work we can perform on each is listed in the right column below.

  • Capability List for Accessories Rating
Part Number or ModelMake (Manufacturer)DescriptionLimitation
08 8421 010TACTAIRACCUMULATORNONE
030-17000PARKERMAIN BRAKE ASSEMBLYNONE
040-21101PARKERMAIN WHEEL ASSEMBLYNONE
073-07400PARKERBRAKE PRESSURE PLATENONE
074-06000PARKERBRAKE BACK PLATE ASSEMBLYNONE
075-17000PARKERTORQUE PLATE ASSEMBLYNONE
091-17300PARKERCYLINDER ASSEMBLYNONE
100-681-2AERO CONTROLEXHYD PUMP ASSEMBLYINSPECT/TEST/REPAIR ONLY
100-681-8AERO CONTROLEXHYD PUMP ASSEMBLYINSPECT/TEST/REPAIR ONLY
100-689-3GREAT LAKES MANUFACTURING DIVISIONHYD PUMP & MOTOR ASSEMBLYINSPECT/TEST/REPAIR ONLY
100-689-4AERO CONTROLEXHYD PUMP & MOTOR ASSEMBLYINSPECT/TEST/REPAIR ONLY
1000-4PNEUDRAULICSHYDRAULIC RELIEF VALVENONE
161-13301PARKERINBOARD WHEEL HALF SUBASSEMBLYNONE
162-12401PARKEROUTBOARD WHEEL HALF SUBASSEMBLYNONE
1356-583314PARKER HANNIFINACCUMULATOR, HYDRAULICNONE
1356-583315PARKER HANNIFINACCUMULATOR, HYDRAULICNONE
1356-583317PARKER HANNIFINACCUMULATOR, HYDRAULICNONE
14-91355 SERIESAMERICAN CONCORD SYSTEMSWIPER CONVERTERNONE
14-91455 SERIESAMERICAN CONCORD SYSTEMSWIPER CONVERTERNONE
14-97862 SERIESAMERICAN CONCORD SYSTEMSWIPER MOTORNONE
12057-3GARKENYON AEROSPACEAIR CHARGING VALVENONE
15328WRIGHT COMPONENTS INCSOLENOID VALVENONE
17343-62-300FENWALFIRE DETECTING THERMAL UNITINSPECT/TEST ONLY
17343-62-450FENWALFIRE DETECTING THERMAL UNITINSPECT/TEST ONLY
1G177-15CUSTOM CONTROL SENSORSPRESSURE SWITCHNONE
1G177-7CUSTOM CONTROL SENSORSPRESSURE SWITCHNONE
1G177-9CUSTOM CONTROL SENSORSPRESSURE SWITCHNONE
1G198-2CUSTOM CONTROL SENSORSPRESSURE SWITCHNONE
1G198-3CUSTOM CONTROL SENSORSPRESSURE SWITCHNONE
2311M95-SERIESROSEMOUNT AEROSPACEMOTOR ASSEMBLYNONE
2311M96-SERIESROSEMOUNT AEROSPACEMOTOR ASSEMBLYNONE
2311M97-SERIESROSEMOUNT AEROSPACEMOTOR ASSEMBLYNONE
23048 SERIES: -004, -004M, -004T, -004TMSAFRAN POWER USASTARTER GENERATORNONE
23048-1220GOODRICHFAN COVERREPAIR ONLY
23048-1250GOODRICHFAN COVERREPAIR ONLY
2312M41-SERIES(XW21121-SERIES)ROSEMOUNT AEROSPACEWIPER CONVERTER (SAME AS XW21121-SERIES)NONE
26440051MEGGITTBLEED AIR VALVE (1" SHUTOFF VALVE)NONE
30-0863- SERIESGRIMESWING POSITION AIRCRFT NAVIGATIONAL LIGHTNONE
30-170PARKERMAIN BRAKE ASSEMBLYNONE
318-02020THOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
318-100THOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
318-100CTHOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
318-00040THOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
318-00140THOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
320295WHITTAKER CONTROLSSOLENOID VALVENONE
320295-1WHITTAKER CONTROLSSOLENOID VALVENONE
391087-SERIESSIMMONDS PRECISIONLIQUID QUANTITY TRANSMITTERNONE
391088-SERIESSIMMONDS PRECISIONFuel Probe, New StyleNONE
409970-0-1BENDIXBRAKE VALVENONE
409970-10BENDIXBRAKE VALVENONE
409970-11BENDIXBRAKE VALVENONE
409970-4-1BENDIXBRAKE VALVENONE
409970-5-1BENDIXBRAKE VALVENONE
409970-6-1BENDIXBRAKE VALVENONE
409970-8-1BENDIXBRAKE VALVENONE
4100-681008AERO CONTROLEXHYD PUMP ASSEMBLYINSPECT/TEST/REPAIR ONLY
4100-689004AERO CONTROLEXHYDRAULIC PUMPINSPECT/TEST/REPAIR ONLY
418-01061THOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
418-01064THOMAS A EDISON INDUSTRIESTORQUE PRESSURE TRANSMITTERNONE
4217-54400TRANS AMERICA DELAVALELECTRIC MOTOR, FOR HYD PUMPNONE
60-1755-SERIESGRIMES/HONEYWELLSTROBE LIGHT POWER SUPPLYNONE
6607P9-6ACONSOLIDATED CONTROLS (EATON)HYDRAULIC PRESSURE SWITCHINSPECT/TEST ONLY
70-0075-1GRIMES/HONEYWELLSTROBE LIGHT FLASHERINSPECT/TEST/REPAIR ONLY
72266-3CRANE HYDRO-AIREFUEL BOOST PUMP & CANISTERNONE
72368-1CRANE HYDRO-AIREFUEL BOOST PUMPNONE
7350721-6BARRY CONTROLSENGINE VIBRATION ISOLATOROVERHAUL ONLY - NO REPAIRS
7350721-7BARRY CONTROLSENGINE VIBRATION ISOLATOROVERHAUL ONLY - NO REPAIRS
7350721-8BARRY CONTROLSENGINE VIBRATION ISOLATOROVERHAUL ONLY - NO REPAIRS
7351256-2BARRY CONTROLSHOUSING, ENGINE VIBRATION ISOLATOROVERHAUL ONLY - NO REPAIRS
85816CRANE HYDRO-AIREFUEL BOOST PUMPNONE
85820CRANE HYDRO-AIRECANISTER ASSEMBLY, FUEL BOOST PUMPNONE
DHCSC70019-15CUSTOM CONTROL SENSORSPRESSURE SWITCHNONE
DHCSC70019-21VIKINGPRESSURE SWITCHTEST/INSPECT
F8300-105AMETEKSWITCH/FLOATINSPECT/TEST/REPAIR ONLY
G8400A-SERIESGRIMESAIRCRAFT NAVIGATIONAL ROTATING WARNING LIGHTNONE
L10-20WHIPPANY ACTUATION SYSTEMSLINEAR ACTUATORNONE
MS21250-06080MULTIPLEBOLTINSPECT
M4641P-2ADYNAMIC AIR ENGINEERINGVANEAXIAL FANNONE
M5861AD-6BDYNAMIC AIR ENGINEERINGVANEAXIAL FANNONE
P12M-H149PRECISION SENSORSHYDRAULIC PRESSURE SWITCHINSPECT/TEST ONLY
PDM12M-H149PMA DESIGN & MANUFACTURINGHYDRAULIC PRESSURE SWITCHINSPECT/TEST ONLY
PDM17343-62-300PMA DESIGN & MANUFACTURINGFIRE DETECTING THERMAL UNITINSPECT/TEST ONLY
PDM17343-62-450PMA DESIGN & MANUFACTURINGFIRE DETECTING THERMAL UNITINSPECT/TEST ONLY
PDM3-1197PMA DESIGN & MANUFACTURINGNOSE WHEEL ASSEMBLYNONE
PDM6607P9-6APMA DESIGN & MANUFACTURINGHYDRAULIC PRESSURE SWITCHINSPECT/TEST ONLY
PDMC6HF1020-5PMA DESIGN & MANUFACTURINGFLAP ACTUATORNONE
PDMSKA104-3APMA DESIGN & MANUFACTURINGFLAP SELECTOR VALVENONE
SKA104-SERIESSYNCRO DEVICES INC.FLAP SELECTOR VALVENONE
XW21121-SERIES (2312M41-SERIES)ROSEMOUNT AEROSPACEWIPER CONVERTER (SAME AS 2312M41-SERIES)NONE
XW21160-SERIESROSEMOUNT AEROSPACEWIPER MOTORNONE
SYLZ 50157BARBER COLEMAN / GEWINDSHIELD HEAT CONTROLLERINSPECT/TEST/REPAIR ONLY
90869GARKENYON AEROSPACEAIR CHARGING VALVENONE
914-8D27PARKER HANNIFINHAND PUMPNONE
A9373M1ADEL - GREAT LAKES MFG.ELECTRIC MOTOR, FOR HYD PUMPNONE
AN6201-1PARKER HANNIFINHAND PUMPNONE
AN6207-4PARKER HANNIFINHYDRAULIC CHECK VALVEINSPECT/TEST ONLY
AN6249-4PARKER HANNIFINHYDRAULIC CHECK VALVEINSPECT/TEST ONLY
C6CF1080-1VIKINGSCREW JACK ASSEMBLYNONE
C6CF1080-3VIKINGSCREW JACK ASSEMBLYNONE
C6CF1174-1VIKINGGEARED TAB GEARING MECHANISM ASSYNONE
C6CF1174-3VIKINGGEARED TAB GEARING MECHANISM ASSYNONE
C6CF1502-1VIKINGFLAP SELECTOR VALVENONE
C6CT1010-1VIKINGSCREW JACK ASSEMBLYNONE
C6CT1010-3VIKINGSCREW JACK ASSEMBLYNONE
C6CW1036-1VIKINGAILERON TRIM UNIT ASSEMBLYNONE
C6CW1041-1VIKINGtrim jack assemblyNONE
C6E1059-1VIKINGPLATE ASSEMBLY SWITCH PROPELLER SYNCHRONIZATIONINSPECT/TEST/MODIFY ONLY
C6E1059-3VIKINGPLATE ASSEMBLY SWITCH PROPELLER SYNCHRONIZATIONINSPECT/TEST/MODIFY ONLY
C6HF1004-7VIKINGHYDRAULIC POWER PACKINSPECT/TEST/REPAIR ONLY
C6HF1020-5VIKINGWING FLAP ACTUATORNONE
C6HF1036-1DHCBRAKE VALVE WITH LEVERNONE
C6HF1037-1DHCBRAKE VALVE WITH LEVERNONE
C6HF1057-1VIKINGHYDRAULIC RESERVOIR ASSEMBLYINSPECT/TEST/REPAIR ONLY
C6NE1047-1VIKINGSWITCH WITH WIRE HARNESSINSPECT/TEST/ MODIFY ONLY
C6NE1047-3VIKINGSWITCH WITH WIRE HARNESSINSPECT/TEST/ MODIFY ONLY
C6NF1117-1VIKINGBETA BACKUP CONTROL BOX ASS'YINSPECT/TEST/REPAIR ONLY
C6NF1117-3VIKINGBETA BACKUP CONTROL BOX ASS'YINSPECT/TEST/REPAIR ONLY
C6NF1144-3VIKINGPUMP CHANGE OVER BOXINSPECT/TEST/REPAIR ONLY
C6NF1297-11VIKINGCAUTION LIGHT DIMMING CONTROL BOXINSPECT/TEST/REPAIR ONLY
C6NF1297-5VIKINGCAUTION LIGHT DIMMING CONTROL BOXINSPECT/TEST/REPAIR ONLY
C6NF1297-9VIKINGCAUTION LIGHT DIMMING CONTROL BOXINSPECT/TEST/REPAIR ONLY
C6NF1329-1VIKINGAUTO FEATHER RELAY BOXINSPECT/TEST/REPAIR ONLY
C6SC1107- SERIESVIKINGEXHAUST STACKINSPECT/REPAIR
C6SC1107-1AWL, -3AWLACORN WELDINGEXHAUST STACKINSPECT/REPAIR
DHC60155-1VIKINGSWITCH ASSEMBLY - XMIT & INPHINSPECT/TEST/MODIFY ONLY
DHC60155-5VIKINGSWITCH ASSEMBLY - XMIT & INPHINSPECT/TEST/MODIFY ONLY
DHC60155-9VIKINGSWITCH ASSEMBLY - XMIT & INPHINSPECT/TEST/MODIFY ONLY

Capability List for Instrument Rating

Part Number or ModelMake (Manufacturer)DescriptionLimitation

393004-060, 061, 131,132

SIMMONDS PRECISION

FUEL QUANTITY INDICATOR

NONE

Capability List for Landing Gear Rating

Part Number or ModelMake (Manufacturer)DescriptionLimitation
71-100-SERIESVIKINGNOSE GEAR LEG ASSEMBLYNONE
71-108-9VIKINGNOSE FORKNONE
71-136-9VIKINGNOSE FORKNONE
71-141-9VIKINGPISTON TUBEINSPECT/TEST/REPAIR ONLY
71-170-9VIKINGLEVER ASSEMBLYNONE
71-190-SERIESVIKINGNWS ACTUATOR AND LINKS SUB-ASSYNONE
71-200-SERIESVIKINGNOSE WHEEL STEERING ACTUATORNONE
71-300-SERIESVIKINGNOSE GEAR LEG ASSEMBLY W/STEERING ACTUATORNONE
C6U1103-SERIESVIKINGMAIN LANDING GEAR ASSEMBLYNONE
C6U1103S103VIKINGJACK PAD, MLGNONE
C6U1146-SERIESVIKINGSTAY BARNONE
C6U1210-SERIESVIKINGSTAY BARNONE
C6U1234-1VIKINGSTAY BARNONE
C6U1502-SERIESVIKINGFORK ASSEMBLYINSPECT/TEST, REPAIR
C6UM1110-SERIESVIKINGMAIN LANDING GEARNONE
C6UM1134-27VIKINGAXLE, MLGNONE
C6UM1135-1VIKINGPLATEN ASSEMBLYNONE
C6UM1200-27VIKINGRIB ASSEMBLYNONE
C6UM1200-28VIKINGRIB ASSEMBLYNONE
C6US1000-15VIKINGSKI AXLENONE
PDMC6UM1134-27PMA DESIGN AND MANUFACTURINGAXLE, MLGNONE
PDM71-141-9PMA DESIGN AND MANUFACTURINGPISTON TUBEINSPECT/TEST ONLY

Capability List for Airframe Rating

Part Number or ModelMake (Manufacturer)DescriptionLimitation
APS 26AERO PLASTICS AND STRUCTURESPILOT SLIDING WINDOWINSPECT AND TEST ONLY
APS 27AERO PLASTICS AND STRUCTURESWINDOW COCKPIT DOOR SLIDING RHINSPECT AND TEST ONLY
APS 75-1AERO PLASTICS AND STRUCTURESCOCKPIT DOOR FIXED WINDOW L/HINSPECT AND TEST ONLY
APS 75-2AERO PLASTICS AND STRUCTURESCOCKPIT DOOR FIXED WINDOW R/HINSPECT AND TEST ONLY
APS 85-1AERO PLASTICS AND STRUCTURESCABIN WINDOWINSPECT AND TEST ONLY
APS 85-1-01AERO PLASTICS AND STRUCTURESWINDOW MAIN CABININSPECT AND TEST ONLY
APS 85-2-00AERO PLASTICS AND STRUCTURESL/H REAR CABIN DOOR WINDOW OUTERINSPECT AND TEST ONLY
APS 85-3AERO PLASTICS AND STRUCTURESR/T REAR DOOR WINDOWINSPECT AND TEST ONLY
APS 85-4AERO PLASTICS AND STRUCTURESWINDOW INNER, CABIN DOOR RHINSPECT AND TEST ONLY
APST 57-32-04AERO PLASTICS AND STRUCTURESCOVER , POST CENTREINSPECT AND TEST ONLY
APST 57-32-05AERO PLASTICS AND STRUCTURESFAIRING WINDSHIELD CORNER POST L/HINSPECT AND TEST ONLY
APST 57-32-05AAERO PLASTICS AND STRUCTURESFAIRING WINDSHIELD CORNER POST R/HINSPECT AND TEST ONLY
APST 57-32-06AERO PLASTICS AND STRUCTURESCOVER, PLATE HANDGRIP L/HINSPECT AND TEST ONLY
APST 57-32-09AERO PLASTICS AND STRUCTURESPANEL, ENGINE CONTROLINSPECT AND TEST ONLY
APST 57-32-10AERO PLASTICS AND STRUCTURESCOVER, TRIM CABLESINSPECT AND TEST ONLY
APST 57-32-11AERO PLASTICS AND STRUCTURESCOVER, AILERON CABLE LHINSPECT AND TEST ONLY
APST 57-32-12AERO PLASTICS AND STRUCTURESCOVER RADIO WIRINGINSPECT AND TEST ONLY
APST 57-32-13AAERO PLASTICS AND STRUCTURESAIRERON CABLE COVER ASSEMBLYINSPECT AND TEST ONLY
APST 57-32-14AERO PLASTICS AND STRUCTURESFAIRING, L/H SIDEINSPECT AND TEST ONLY
APST 57-32-15AERO PLASTICS AND STRUCTURESFAIRING , R/H SIDEINSPECT AND TEST ONLY
APST 57-32-17AERO PLASTICS AND STRUCTURESFAIRING , L/HINSPECT AND TEST ONLY
APST 57-32-18AERO PLASTICS AND STRUCTURESFAIRINGINSPECT AND TEST ONLY
APST 57-32-19AERO PLASTICS AND STRUCTURESKICK COVERINSPECT AND TEST ONLY
APST 57-32-20AERO PLASTICS AND STRUCTURESKICK COVERINSPECT AND TEST ONLY
APST 57-32-21AERO PLASTICS AND STRUCTURESTRIM COVER INSIDE KICK PANEL LHINSPECT AND TEST ONLY
APST 57-32-22AERO PLASTICS AND STRUCTURESTRIM COVER INSIDE KICK PANEL RHINSPECT AND TEST ONLY
APST 57-32-23AERO PLASTICS AND STRUCTURESPANEL,ENGINE CONTROL(FLAP SELECTOR  INSPECT AND TEST ONLYINSPECT AND TEST ONLY
APST 57-32-25AERO PLASTICS AND STRUCTURESTRIM, COVER ASSEMBLY, HEATERINSPECT AND TEST ONLY
APST 57-33-00AERO PLASTICS AND STRUCTURESFAIRING FRAME UPPERINSPECT AND TEST ONLY
APST 57-34-00AERO PLASTICS AND STRUCTURESFAIRING , FRAME CENTERINSPECT AND TEST ONLY
APST 57-35-00AERO PLASTICS AND STRUCTURESFAIRING FRAME LOWERINSPECT AND TEST ONLY
APST 57-44-00AERO PLASTICS AND STRUCTURESWHITE PLASTIC DIVISIONAL JOINERINSPECT AND TEST ONLY
APST 57-44A-00AERO PLASTICS AND STRUCTURESWHITE PLASTIC END CAPINSPECT AND TEST ONLY
APST 57-49A-00AERO PLASTICS AND STRUCTURESEXTRUSION , ALUMINUM,CTR L/H OR R/HINSPECT AND TEST ONLY
APST 57-50-00AERO PLASTICS AND STRUCTURESEXTRUSION , ALUMINUM,CTR L/H OR R/HINSPECT AND TEST ONLY
APST 57-50A-00AERO PLASTICS AND STRUCTURESEXTRUSION,ALUMINUM,FWD L/H OR R/HINSPECT AND TEST ONLY
APST 57-54-00AERO PLASTICS AND STRUCTURESALUMINIUM SINGLE SIDED END CAPINSPECT AND TEST ONLY
APST 57-72-00AERO PLASTICS AND STRUCTURESEXTRUSION - CENTRE CEILINGINSPECT AND TEST ONLY
APST 57-93-00AERO PLASTICS AND STRUCTURESDUCT ASSEMBLY- GLAREHIELS, L/HINSPECT AND TEST ONLY
APST 57-94-00AERO PLASTICS AND STRUCTURESDUCT ASSEMBLY- GLAREHIELS, R/HINSPECT AND TEST ONLY
APST 57-98-01AERO PLASTICS AND STRUCTURESCOVER ASSEMBLY PARKING BRAKEINSPECT AND TEST ONLY
APST57-98-02AERO PLASTICS AND STRUCTURESCOVER ASSEMBLY PARKING BRAKE RHINSPECT AND TEST ONLY
C6UM1123-3VikingMLG LINKREPAIR, INSPECT
 C6UM1130-3VikingMLG LINKREPAIR, INSPECT
C6UM1193-1VikingPlaten AssyRepair Only
C6WF1305-5VikingL/H INBOARD ARM ASSY.REPAIR, INSPECT
DHC-6 SERIES 300VIKING (DEHAVILLANDAIRFRAMEREPAIR/INSPECT
10SWG X 0.75AERO PLASTICS AND STRUCTURESSCREW CSK S/SINSPECT AND TEST ONLY
27-62108- 017, -019, -023FAIRCHILD AIRCRAFT (M7)ENGINE OIL COOLER -INLET LIP ASSEMBLYINSPECT/TEST/REPAIR