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.
6843360HTCage, Ball Bearing-1.182 ID X .271 Wide (and Oversizes)23004514HTMating Ring6870035HTube Assy., Air-Power Turbine Governor to control2523862HTWeight6874815HTCover, Compressor Bleed Valve6853464HTTube Assy., External Sump to Accessory Housing6871473HTTube Assy., Anti-Ice-RH6876542HTTube Assy., Air-Pc Filter to PT Gov Tee2529153HTSpring, Helical, Extension2537678HTScrew6889814HTBody, Compressor-Bleed Valve343698HTPin6840476HTScreen Assy., Pressure, Oil Fitting6890035HTRing, Nozzle, Turbine 4th Stage6840111HTPoppet, Valve-Press Regulator2540248HTShaft2549093-7Control Assembly, Gas Producer - FuelE6890584Tube Assembly, Accumulator to Governor23084249TAGearshaft Assembly Helical-PTOE23062028-738Nozzle Assembly, Turbine, First Stage - IN 73823084248TAGearshaft, Assembly Helical, TorquemeterE23053320Sump Assembly Scavenge Oil C206877277ALTube Assembly Fuel Control to Accumulator23007157TABearing, BallE23001986Tube Assembly, PC Filter to Governor6890909HTJet, Compressor Bleed Valve953508-8HTPacking, Preformed O Ring6874815HTCover, Compressor Bleed Valve2539728HTSeat, Bellows6856984HTBody, Valve-Anti-IcingH250-10001Gearshaft Assy., Spur Adapter6893483HT0.460 O.D. Bellow Assembly6856987HTPoppet Assy., Anti-Icing Valve566-S-22HTPacking, Preformed O Ring2522102HTPin, Straight, Headless23033399HTBolt, Machine-Slab HD., 190- 32UNJFx 0.5006871461HTTube Assy., Air-Fuel Control to Regulator Pressure2540118HTSleeve, Drive6889316HTCage Bearing-Plain 62mmI.D.x 16mm Wide6899114HTDiaphragm, Compressor Bleed Valve343698HTPin2543226HTCover Assembly6853464HTTube Assy., External Sump to Accessory Housing23004513HTSeal, Plain-Encased6843363HTCage, Ball Bearing-1.654 ID X .849 Wide (and Oversizes)6876333HTTube Assy., Anti-Ice Left Hand6857285HTTube Assy., Scav Oil-Frt Support to Accessory Housing951394HTPacking, Preformed O Ring2539170HTLever Assembly, CAM Follower Lever2529153HTSpring, Helical, Extension
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