# N457AL: Zipline International P2 ZIP - Status: Valid registration - Airframe: [Zipline International P2 ZIP](https://openairdocs.org/model/zipline-international-p2-zip) (registry code 06102II) - Serial number: 18736P22769 - Type: Hybrid lift - Engine type: Electric - Certificate issued: May 31, 2026 - Expires: May 31, 2033 - Mode S code: A58C28 - Registered owner: [Zipline International Inc](https://openairdocs.org/faa-owner/ZIPLINE%20INTERNATIONAL%20INC) - Location: [S San Fran, CA](https://openairdocs.org/faa-place/CA/S%20San%20Fran) - Owner type: Corporation - Owner's area on the map: 37.6552° N, 122.4184° W: Placed by OpenAirDocs at the center of ZIP code 94080, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=457AL - Page: https://openairdocs.org/aircraft/N457AL From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. ## ADs that may apply (OpenAirDocs): 0 in force ### Matched by airframe (Zipline International P2 ZIP) None in force. ## Information bulletins (advisory) None matched. ## NTSB investigations None matched to N457AL. ## FAA accident and incident reports None matched to N457AL. ## Service difficulty reports None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. ## Service difficulty reports on N457AL not matched to an aircraft (24) They name N457AL, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft. - [SDR ALGA012911457AL](https://openairdocs.org/sdr/ALGA012911457AL), Jan 29, 2011: CONE SEAT. CRACKED. DURING PREFLIGHT, MAIN ROTOR LOWER CONE SEAT WAS FOUND CRACKED. - [SDR ALGA013010457AL](https://openairdocs.org/sdr/ALGA013010457AL), Jan 30, 2010: VALVE. SEIZED. DURING 3 YR FLOAT SYS FUNCTION CHECK, PULL CABLE WAS ACTUATED AND PLUNGER CAME COMPLETELY OUT OF FLOAT VALVE BUT VALVE FAILED TO OPEN CAUSING TEST TO FAIL. MX R - [SDR ALGR0325009457AL](https://openairdocs.org/sdr/ALGR0325009457AL), Mar 25, 2009: BEARING. UNSECURE. DURING DAILY SERVICE CHECK, MECHANIC NOTICED THAT THE ANTI-DRIVE LINK UPPER BEARING HAD UNSEATED. - [SDR ALG2005F00111](https://openairdocs.org/sdr/ALG2005F00111), Nov 18, 2005: CONNECTOR. DIRTY. IN FLIGHT, TRANSMISSION PRESSURE INDICATOR OSCILLATING BETWEEN 0-120 PSI. CLEANED CONNECTOR PLUG ON TRANSMISSION TRANSMITTER. GROUND OPERATIONAL CHECK GOOD. (K) - [SDR ALGA098261](https://openairdocs.org/sdr/ALGA098261), Dec 6, 2004: UNIVERSAL. WORN. UNIVERSAL HAS AXIAL PLAY BEYOND LIMITS. REPLACED WITH NEW BY FIELD MAINTENANCE. - [SDR ALGA098260](https://openairdocs.org/sdr/ALGA098260), Dec 6, 2004: UNIVERSAL. WORN. UNIVERSAL BEARING HAS AXIAL PLAY BEYOND LIMITS. REPLACED WITH NEW BY FIELD MAINTENANCE. - [SDR ALG2005F00007](https://openairdocs.org/sdr/ALG2005F00007), Nov 29, 2004: PRESSURE SWITCH. INOPERATIVE. DURING BEFORE TAKEOFF CHECK, THE TRANSMISSION OIL PRESSURE LIGHT CAME ON, BUT THE GAUGE WAS READING AT A NORMAL LEVEL. LANDED AND CALLED MAINTENANCE, SHUTDOWN A - [SDR ALGA098167](https://openairdocs.org/sdr/ALGA098167), Nov 23, 2004: PITCH LINK. BINDING. EXCESSIVE AXIAL PLAY AND BINDING. REPLACED W/NEW BY FIELD MAINTENANCE. - [SDR ALGA094218](https://openairdocs.org/sdr/ALGA094218), Apr 21, 2004: UNIVERSAL. RATCHETING. FOUND EXCESS AXIAL PLAY AND RATCHETY. UNIT REPLACED WITH NEW BY FIELD MAINT. - [SDR ALGA089087](https://openairdocs.org/sdr/ALGA089087), Sep 10, 2003: DISC PACK. CRACKED. FOUND DISC CRACKED. REMOVED AND REPLACED. - [SDR ALG2003F00090](https://openairdocs.org/sdr/ALG2003F00090), Aug 22, 2003: CHIP DETECTOR. MALFUNCTIONED. DURING LANDING, TRANSMISSION LIGHT ILLUMINATED AS AIRCRAFT WAS LANDING ON EC 195, CHECKED CHIP PLUGS, FOUND NORMAL FUZZ C/W 30 MINUTE GROUND RUN, LEAK CHECKED G - [SDR ALGA088799](https://openairdocs.org/sdr/ALGA088799), Aug 19, 2003: BEARING. SEPARATED. FOUND TOTAL SEPARATION OF ELASTROMER. REPLACED SHEAR BEARING. - [SDR ALGA086489](https://openairdocs.org/sdr/ALGA086489), May 22, 2003: UNIVERSAL. DEFECTIVE. UNIVERSAL STICKING, RATCHETY AND WORN. REPLACED WITH A SERVICABLE PART. - [SDR ALG2003F00050](https://openairdocs.org/sdr/ALG2003F00050), Oct 4, 2002: WARNING LIGHT. ILLUMINATED. IN FLIGHT, FUEL TRANSFER LIGHT ILLUMINATED IN FLIGHT, FLIGHT WAS DIVERTED TO WD 70 AND DISCOVERED FUEL OF 148 LBS. THE PILOT CALLED HOUMA AND 35 GALLONS OF FUEL - [SDR ALG2002F00013](https://openairdocs.org/sdr/ALG2002F00013), Feb 4, 2002: HOSE. CRACKED. HYDRAULIC SYSTEM, DEFECT FOUND DURING UNSCHEDULED MAINTENANCE. SOCKET CRACKED. - [SDR ALG2002F00010](https://openairdocs.org/sdr/ALG2002F00010), Jan 28, 2002: FRAME. CRACKED. ROUTINE INSPECTION, UPPER SECTION OF FRAME CRACKED ABOVE RIGHT ATTACHMENT CASTING. PROBABLE CAUSE: RIGHT UPPER SHIM ON TAILBOOM (407-030-810-119) NOT BURNISHED - [SDR ALG2001F00042](https://openairdocs.org/sdr/ALG2001F00042), Oct 4, 2001: COUPLER. CRACKED. DAILY 25 HOUR INSPECTION FOUND NR 7 DISC PACK COUPLING CRACKED. - [SDR 2001F00617](https://openairdocs.org/sdr/2001F00617), Aug 24, 2001: BEARING. DISINTEGRATED. AFTER 2 HOURS OF FLIGHT AIRCRAFT EXPERIENCED INTERMITTENT MEDIUM FREQUENCY VIBRATION SUBSEQUENT INSPECTION REVEALED THE BEARING FAILURE OF NR 2 TAILROTOR DRIVES - [SDR 99ZZZX4034](https://openairdocs.org/sdr/99ZZZX4034), Sep 17, 1999: ADAPTER. WORN. DURING PHASE 1 INSPECTION, SECTION II ITEM 2 CLEANING SPLINES ON BLOWER SHAFT AND ADAPTER. SPLINES HAVE SLIGHT STEP WORN INTO THEM AT FLANGED END OF ADAPTER. TH - [SDR 99ZZZX3525](https://openairdocs.org/sdr/99ZZZX3525), Aug 17, 1999: DISC PACK. CRACKED. DURING DAILY/50-HOUR INSPECTION, FOUND NR 3 DISC PACK AFT DISC CRACKED AT 4 LOCATIONS. - [SDR 99ZZZX1692](https://openairdocs.org/sdr/99ZZZX1692), Mar 14, 1999: BEARING. DEBONDED. MAIN ROTOR HUB REMOVED FOR BEARING SEPARATION. BEARING COMPLETELY DEBONDED AT 9TH CONE FROM FLANGE. - [SDR 98ZZZX3363](https://openairdocs.org/sdr/98ZZZX3363), Aug 7, 1998: INSERT. LOOSE. UPON VISUAL INSPECTION OF ALL PARTS, FOUND 1 EACH INSERT PULLED OUT AND 2 EACH INSERTS LOOSE AT EXCITER BOX MATING SURFACE ON GEARBOX HOUSING. ONE EACH INSERT P - [SDR 98ZZZX3356](https://openairdocs.org/sdr/98ZZZX3356), Aug 7, 1998: GEAR. GALLED. ENGINE REMOVED FOR EXCESSIVE METAL ON BOTH PLUGS. DISASSEMBLED AND FOUND T/M GEAR TO PINION GEAR GALLING CAUSING METAL CONTAMINATION. SUBMITTER STATES IMPROPER - [SDR 97ZZZX5133](https://openairdocs.org/sdr/97ZZZX5133), Sep 29, 1997: BLADE. CRACKED. POST-FLIGHT FOUND TAILROTOR BLADE CRACKED AT INBOARD RADIUS INSIDE TOWARD LEADING EDGE. POSSIBLY STARTED AT CORROSION SPOT. ## STCs that may be installed (OpenAirDocs) None matched to this aircraft's models. ## Related - Other Zipline International P2 ZIP aircraft: https://openairdocs.org/model/zipline-international-p2-zip/aircraft.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.