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.
6875491HTSeal, Mating Ring-Rotating6876878HTNut, Spanner-1.125-32 SPL Lock(LH)23003101HTAir Passage Bolt, Compressor Bleed Valve23035299HTGearshaft Assy., Helical Torquemeter6898764HTSeal Assy., Oil Bellows953515-4HTPacking, Preformed O Ring6874725HTDiaphragm, Compressor Bleed Valve6848474HTTube Assy., Fuel Pump to control6876333HTTube Assy., Anti-Ice Left Hand2523734HTStop, Power Turbine Governor23073354HTDiaphragm, Compressor Bleed Valve2539171HTLever Cam Follower366783HTWasher, Crush951400HTPacking, Preformed O Ring6896194HTSeat-Compressor Bleed Valve2539360HTLever, Assembly, Stop-Power Turbine Governor6889700HTGear, Helical-Power Train Drive6874818HTNozzle, Compressor Bleed Valve6849468HTBolt, Internal Wrenching-DRLD, &UNDRLD, CAD, PL6840117HTTube, Oil Transfer2543226HTCover Assembly6899114HTDiaphragm, Compressor Bleed Valve23004204HTRear, Cover- Power Turbine2537958HT3/0 Tapered Pin, Split2539033HTShaft Assy., Drive2540118HTSleeve, Drive951395HTPacking, Preformed O Ring2666850-11HTPacking, Preformed O Ring2523106HTScreen2539179HTBearing, Sintered23037444HTSeal, Labyrinth-Power Turbine, Rotating6875011HTInsert, Screw Thd-Flanged, .250-28x.500-16x.490 LG, CRES6898577HT_Bushing, Torquemeter Bore Gearbox Cover23009573HTPlug, Positioning-Turbine Nozzle Shield2523333HTNut23033399HTBolt, Machine-Slab HD., 190- 32UNJFx 0.5006825546HTInsert, Screw Thd-Flanged 1/2-20x11/16-166871937HTTube Assy., Oil-Access Hsg to Check Valve2525173HTBushing953508-17HTPacking, Preformed O Ring6843362HTCage, Ball Bearing-1.654 ID X 1.389 Wide (and Oversizes)23039909HTBushing2540117HTSpline, Drive2538301HTCover23059568HTPinion Bearing Cage, Stepped, 90MM I.D.2523736HTShaft, Throttle2543391HTShaft Assembly, Throttle Power Turbine Governor6874817HTFilter, Compressor Bleed Valve2537747HTDiaphragm, By-Pass Valve23033441HTSeal, Ring, No. 1 Bearing
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