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.
2691794HTBearing, Ball (Drive)82010546-001HTBearing, Ball (Drive)82010580-001HTGrease, Aircraft Bearing2549171-2Governor Assembly, Power Turbine2549171Power Turbine Governor6843361HTCage, Ball Bearing-1.024 ID X .312 Wide (and Oversizes)2537525HTShaft, Shouldered, Eccentric2539533HTBearing, Sintered951190HTPin, Sraight, Headless2521745HTPin, Straight, Headed2523123HTDiaphragm47070HTBody, Fuel Nozzle6875104HTWasher, Flat-.190I.D. X.312X.031 THK, AMS 5516H250-10113Race, Bearing Inner, 20mm I.D.6856986HTPoppet & Seat Assy. Anti-Icing Valve23073355Valve, Servo-Compressor Bleed197498HTNut, Self-Locking23004513HTSeal, Plain-Encased2539728HTSeat, Bellows6853463HTTube Assy., Scav. -Oil- Gasifier Turbine Support to Accessory Hsg6896098HTSeal, Labyrinth-Gasifier Turbine Forward6808392HTNut-Spanner, 27/32-32Thd6844169HTTube Assy., Fuel Control to Fire Shield6877277HTTube Assy., Press. Fuel Control to Accumulator2539170HTLever Assembly, CAM Follower Lever6890040HTShield Assy., Turbine Nozzle 1st Stage2539641HTSpring, Helical, Extension6856984HTBody, Valve-Anti-Icing6876030HTStud, Shouldered, Stepped-.250-28x.500-16x1.374LG.6876925HTTube Assy., Oil Filter Inlet23032283HTPinion Bearing Cage Power Turbine6844043HTTube, Oil Transfer6899050HTValve-Poppet, CPRSR Bleed336132HTTapered Pin, Split6853446HTShaft, Gear-Oil Pump6899051HTValve, Servo-Compressor Bleed2520570HTRod6810448HTBushing-Sleeve .625 x .815 x .4376876741HTStud, Welding- Percussion .190-32 UNJF-3A951388HTPacking, Preformed O Ring2539034HTWeight6848471HTTube, Assy., Pressure, Oil Check Valve To Fire Shield6890909HTJet, Compressor Bleed Valve6852176HTGuide Assy., Poppet-Anti-Icing Valve2537956HTPin, Shoulder, Headless951390HTPacking, Preformed O Ring6896437HTStrainer Assy.-Compressor-Bleed Valve6877736HTSeal, Labyrinth Stator-Gasifier Turbine Brg.2520561HTRoller2522105HTSpacer
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