Allison 250-B17F/1
PMA parts · 446
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 ('E10CE')
AND len(list_intersect(tcds_models, ['250-B17F/1'])) > 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 ('E10CE')
AND len(list_intersect(tcds_models, ['250-B17F/1'])) > 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.
23030978HTSeal Serrated- Balance Piston6825546HTInsert, Screw Thd-Flanged 1/2-20x11/16-166890035HTRing, Nozzle, Turbine 4th Stage6876030HTStud, Shouldered, Stepped-.250-28x.500-16x1.374LG.23059568HTPinion Bearing Cage, Stepped, 90MM I.D.6874818HTNozzle, Compressor Bleed Valve336132HTTapered Pin, Split2540117HTSpline, Drive6843362HTCage, Ball Bearing-1.654 ID X 1.389 Wide (and Oversizes)23003101HTAir Passage Bolt, Compressor Bleed Valve951190HTPin, Sraight, Headless2525173HTBushing2539033HTShaft Assy., Drive23039175HTDiaphragmH250-10113Race, Bearing Inner, 20mm I.D.6840476HTScreen Assy., Pressure, Oil Fitting23055441HTKey, 2nd Stage Turbine Nozzle Assembly6810448HTBushing-Sleeve .625 x .815 x .43747070HTBody, Fuel Nozzle23030978HTSeal Serrated- Balance Piston23009573HTPlug, Positioning-Turbine Nozzle Shield2522105HTSpacer2523280HTSeat, Valve23001929HTStud, Shouldered, Stepped 0.375-16x .3125-24x 1.564Lg.23004204HTRear, Cover- Power Turbine953508-17HTPacking, Preformed O Ring6892287HTCage Bearing-Plain 1.654 I.D. x 0.467 Wide (& Oversize)2523139HTPointer, Power Turbine Governor6876294HTTube Assy., Air-Bleed Valve2520569HTBushing951388HTPacking, Preformed O Ring2523862HTWeight6840111HTPoppet, Valve-Press Regulator6848471HTTube, Assy., Pressure, Oil Check Valve To Fire Shield6856986HTPoppet & Seat Assy. Anti-Icing Valve2538982HTNut6870035HTTube Assy., Air-Power Turbine Governor to control6876878HTNut, Spanner-1.125-32 SPL Lock(LH)23009572HTE-Seal, 2.742 I.D. Face Type, External Pressure6859172HTTube Assy., Fuel Control to Pump2539641HTSpring, Helical, Extension2540248HTShaft23032283HTPinion Bearing Cage Power Turbine6898577HTBushing, Torquemeter Bore Gearbox Cover6876872HTSeal Labyrinth-Rear Comp. Bearing (Rotating)2523333HTNut23033441HTSeal, Ring, No. 1 Bearing6843360HTCage, Ball Bearing-1.182 ID X .271 Wide (and Oversizes)366783HTWasher, Crush951390HTPacking, Preformed O Ring
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