Allison 250-C28C
PMA parts · 455
Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.
Query with SQL
duckdb -csv -c "SELECT drs_guid, part_number, part_name, holder, pma_number, replaces_part, supplement_date, tcds_models
FROM 'https://openairdocs.org/data/latest/faa_type_certificate_pma.parquet'
WHERE tcds_number IN ('E1GL')
AND len(list_intersect(tcds_models, ['250-C28C'])) > 0
ORDER BY supplement_date DESC, drs_guid DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT drs_guid, part_number, part_name, holder, pma_number, replaces_part, supplement_date, tcds_models
FROM 'https://openairdocs.org/data/latest/faa_type_certificate_pma.parquet'
WHERE tcds_number IN ('E1GL')
AND len(list_intersect(tcds_models, ['250-C28C'])) > 0
ORDER BY supplement_date DESC, drs_guid DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
2539179HTBearing, Sintered23073354HTDiaphragm, Compressor Bleed Valve6844169HTTube Assy., Fuel Control to Fire Shield953515-5HTPacking, Preformed O Ring6852176HTGuide Assy., Poppet-Anti-Icing Valve6896194HTSeat-Compressor Bleed Valve23037444HTSeal, Labyrinth-Power Turbine, Rotating2525104HTGasket2523123HTDiaphragm6876925HTTube Assy., Oil Filter Inlet6889814HTBody, Compressor-Bleed Valve6848437HTTube Assy., Fuel Control To Pump2537958HT3/0 Tapered Pin, Split6853463HTTube Assy., Scav. -Oil- Gasifier Turbine Support to Accessory Hsg2525170HTBushing2540601HTSpring, Helical Extension6875491HTSeal, Mating Ring-Rotating2523475HTGasket23004203HTSeal, Power Turbine Support6896437HTStrainer Assy.-Compressor-Bleed Valve6898764HTSeal Assy., Oil Bellows6899050HTValve-Poppet, CPRSR Bleed23035299HTGearshaft Assy., Helical Torquemeter6899051HTValve, Servo-Compressor Bleed6877277HTTube Assy., Press. Fuel Control to Accumulator6844043HTTube, Oil Transfer2537568HTRing6848474HTTube Assy., Fuel Pump to control6875104HTWasher, Flat-.190I.D. X.312X.031 THK, AMS 55166890040HTShield Assy., Turbine Nozzle 1st Stage6820651HTConnector- Oil Pump Supply23004514HTMating Ring2537525HTShaft, Shouldered, Eccentric951395HTPacking, Preformed O Ring6870737HTRing, Piston, Split Seal-2.970 O.D.6859880HTNut, Self-Locking Hex, Thin Forged, .164-36 UNJF23059594HTRing, Retaining- Internal, 1.244 OD x .060 Thick2537747HTDiaphragm, By-Pass Valve6871473HTTube Assy., Anti-Ice-RH6876542HTTube Assy., Air-Pc Filter to PT Gov Tee6877736HTSeal, Labyrinth Stator-Gasifier Turbine Brg.6808392HTNut-Spanner, 27/32-32Thd6889096HTRing, Piston, Split Seal6843357HTCage, Bearing-Plain, 2.678 ID X .590 Wide & Oversizes2543391HTShaft Assembly, Throttle Power Turbine Governor2520561HTRoller6895180HTGuide-Valve Bushing953515-4HTPacking, Preformed O Ring951400HTPacking, Preformed O Ring6876741HTStud, Welding- Percussion .190-32 UNJF-3A
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