# N505MC: 1976 Boeing 747-2D3B, registration cancelled 2010-11-29

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 29, 2010
- Status when cancelled: Triennial form not returned
- Airframe: [Boeing 747-2D3B](https://openairdocs.org/model/boeing-747-2d3b) (registry code 1384805)
- Engine: [GE CF6-50 series](https://openairdocs.org/engine/ge-cf6-50-series) (registry code 30018)
- Data sheets: [TCDS E23EA](https://openairdocs.org/tcds/E23EA) (OpenAirDocs)
- Serial number: 21251
- Year built: 1976
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: October 29, 1976
- Certificate issued: September 26, 2006
- Last registry action: October 20, 2009
- Mode S code: A64D99
- Owner when cancelled: [Atlas Air Inc](https://openairdocs.org/faa-owner/ATLAS%20AIR%20INC)
- Location: [Purchase, NY](https://openairdocs.org/faa-place/NY/Purchase)
- Owner type: Corporation
- Owner's area on the map: 41.0382° N, 73.7107° W: Placed by OpenAirDocs at the center of ZIP code 10577, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N505MC
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=505MC
- Page: https://openairdocs.org/deregistered/N505MC-2010-11-29

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Boeing 747-2D3B: https://openairdocs.org/model/boeing-747-2d3b.md

## Service difficulty reports (106, newest 50)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR UIEA200800151](https://openairdocs.org/sdr/UIEA200800151), Apr 15, 2008: PANEL. DAMAGED. LT WING UPPER SURFACE NR 5 SPOILER CENTER HINGE GAP PANEL DAMAGED, ALSO, INBOARD, OUTBOARD AND CENTER HINGE CUT-OUT AND FORWARD PANEL OF CENTER HINGE DAMAGED, S
- [SDR UIEA200800150](https://openairdocs.org/sdr/UIEA200800150), Apr 15, 2008: PANEL. DELAMINATED. RT WING UPPER FIXED TRAILING EDGE PANEL, OUTBOARD OF NR 8 SPOILER HAS AN AREA OF 5.0 INCH BY 2.0 INCH OF DELAMINATION. PERMANENT REPAIR ACCOMPLISHED AS PER B747
- [SDR UIEA200800149](https://openairdocs.org/sdr/UIEA200800149), Apr 15, 2008: SKIN. CRACKED. MAIN ENTRY DOOR L-1 EXTERIOR SKIN, UPPER HINGE CUT-OUT PREVIOUS DOUBLER REPAIR, LOWER RADIUS CORNER IS CRACKED. VERIFIED CRACK WITH HFEC AS PER B747-200 NDT MAN
- [SDR UIEA200800099](https://openairdocs.org/sdr/UIEA200800099), Apr 1, 2008: LEAD. CHAFED. REJECTED TAKEOFF, NR 3 EGT WENT TO OFF SCALE HIGH WITH RED BALL. NR 3 ENGINE EGT SHOWED 1074 DEGREES FOR 1 SEC. FOUND THERMOCOUPLE LEAD WAS DEFECTIVE WHILE PERF
- [SDR UIEA200700467](https://openairdocs.org/sdr/UIEA200700467), Nov 2, 2007: PANEL. DELAMINATED. LT WING UPPER L/E FIXED PANEL BETWEEN AISLES 170.0 TO AISLES 630.72 HAS AN AREA DELAMINATION, AREA IS 58.0 INCH LONG BY 50.0 INCH WIDE. INTERIM REPAIR WAS ACCOM
- [SDR UIEA200700465](https://openairdocs.org/sdr/UIEA200700465), Oct 26, 2007: PANEL. DELAMINATED. UPPER SURFACE OF LEFT WING INBOARD NR 2 ENGINE FIBERGLASS HAS HOLE AND DENT. REPAIRED PER XEO 57-102607 TRANS TO NON MEL N07-126. REINSPECTED IN ORD AND ACCOMPL
- [SDR UIEA200700432](https://openairdocs.org/sdr/UIEA200700432), Oct 3, 2007: SENSOR. FAILED. AIR TURN BACK, AT ROTATION STICK SHAKER CAME ON AND STAYED ON UNTIL LANDING. VR SPEED WAS 129 KNOTS. REMOVED AND REPLACED LEFT AOA SENSOR AND STALL WARNING COMP
- [SDR UIEA200700427](https://openairdocs.org/sdr/UIEA200700427), Oct 1, 2007: SKIN. TORN. LT INBOARD ELEVATOR, TRAILING EDGE COMPOSITE SKIN TIP AREA HAD GROUND DAMAGE. PERMANENT REPAIR ACCOMPLISHED AS PER B747 SRM 51-40-09, FIG 1A, SHEET 1 AND FIG 8,
- [SDR UIEA200700425](https://openairdocs.org/sdr/UIEA200700425), Oct 1, 2007: SKIN. DAMAGED. LOWER AFT FUSELAGE EXTERIOR SKIN DOUBLER/TRIPLER AT FS 2613 PREVIOUS REPAIR DAMAGED WITH HEAVY ABRASION/SCRAPING DUE TO TAIL DRAG. REMOVED AND REPLACED DOUBLER/
- [SDR UIEA200700422](https://openairdocs.org/sdr/UIEA200700422), Oct 1, 2007: SKIN. DAMAGED. FUSELAGE TAIL CONE LOWER AREA FROM FS 2742 TO 2792 SKIN AND FRAMES SCRAPED AND DENTED DUE TO TAIL DRAG. REMOVE AND REPLACED LOWER SECTION OF CONE FROM STA 2742 
- [SDR UIEA200700426](https://openairdocs.org/sdr/UIEA200700426), Oct 1, 2007: SKIN. DAMAGED. LOWER AFT FUSELAGE EXTERIOR SKIN DOUBLER/TRIPLER AT FS 2594 TO 2604.0 PREVIOUS REPAIR DAMAGED WITH HEAVY ABRASION/SCRAPING DUE TO TAIL DRAG. REMOVED AND REPLACE
- [SDR UIEA200700424](https://openairdocs.org/sdr/UIEA200700424), Oct 1, 2007: FRAME. DAMAGED. AFT LOWER FUSELAGE AT FS 2658 FRAME LOWER SURFACE SCRAPED DUE TO TAIL DRAG. PERMANENT REPAIR ACCOMPLISHED AS PER B747-200 SRM 53-10-04 FIG 75 SHEETS 1 THRU 15. 
- [SDR UIEA200700423](https://openairdocs.org/sdr/UIEA200700423), Oct 1, 2007: FRAME. DAMAGED. AFT LOWER FUSELAGE AT FS 2638 FRAME LOWER SURFACE SCRAPED DUE TO TAIL DRAG. PERMANENT REPAIR ACCOMPLISHED AS PER B747-200 SRM 51-20-01 FIG 3, AND SRM 51-30-02. 
- [SDR UIEA200700145](https://openairdocs.org/sdr/UIEA200700145), Mar 26, 2007: WIRE. CHAFED. AFTER T/O FROM AMS, WHERE NR 3 ENGINE B LOOP WAS DEFERRED AS INOP. NR 3 ENGINE FIRE BELL AND LIGHT ILLUMINATED, NR 3 ENGINE A LOOP WAS ERRATIC AND WAS AT 10 ON 
- [SDR UIEA200700130](https://openairdocs.org/sdr/UIEA200700130), Mar 4, 2007: STRAP. CRACKED. CRACKS FOUND ON BS 800 LT STRAP AND INNER CHORD AT NR 2 MAIN ENTRY DOOR. REPAIRED ACCOMPLISHED IAW SR ID NR 1-289052431 AND FAA FORM 8100-9.
- [SDR UIEA200700125](https://openairdocs.org/sdr/UIEA200700125), Mar 2, 2007: SKIN. CORRODED. M/DECK RT NR 3 MED CUTOUT AFT UPPER CORNER SKIN STA1319, STR 17R-18R FOUND CORRODED. REPAIRED ACCOMPLISHED AS PER BOEING MESSAGE NR 1-289657194-1, 747 SRM 53-30
- [SDR UIEA200700128](https://openairdocs.org/sdr/UIEA200700128), Mar 2, 2007: DOUBLER. SEPARATED. NR 3 PYLON FWD FIXED FAIRING LT EXTERIOR SURFACE AFT CORNER SKIN DOUBLER SEPARATED. FAIRING REPLACED BUT NUMEROUS FASTENERS HOLES FOUND MISALIGNED. TIME LIMIT R
- [SDR UIEA200700124](https://openairdocs.org/sdr/UIEA200700124), Mar 2, 2007: BULKHEAD. CORRODED. BS 1250, L WLG W/W CANTED PRESSURE BULKHEAD, NR 2 PACK COOLING DUCT CUTOUT FOUND CORROSION. REPAIRED ACCOMPLISHED AS PER BOEING SR ID NR 1-289645346-1 THRU -5 A
- [SDR UIEA200700129](https://openairdocs.org/sdr/UIEA200700129), Mar 2, 2007: SKIN. CORRODED. FOUND M/DECK STA1241 FRAME AND SKIN SPLICE AREA HAS HOLE, CRACKED AND CORRODED. REPAIRED ACCOMPLISHED AS PER BOEING MESSAGE NR 1-29020776-1 AND -6 AND FAA FORM 
- [SDR UIEA200700127](https://openairdocs.org/sdr/UIEA200700127), Mar 2, 2007: STRINGER. CORRODED. FWD CARGO COMPARTMENT STA 978, STR 47L FOUND CORRODED. FWD CARGO COMPARTMENT STA978, STR47L REPLACED AS PER SRM 51-10-01.
- [SDR UIEA200700126](https://openairdocs.org/sdr/UIEA200700126), Mar 2, 2007: INTERCOSTAL. CRACKED. UPPER DECK FLOOR SUPPORT INTERCOSTAL CRACKED AT BS 420, LBL 50. U/DECK FLOOR SUPPORT INTERCOSTAL AT BS420, LBL 50 REPLACED AS PER SRM 51-30-02.
- [SDR UIEA200700107](https://openairdocs.org/sdr/UIEA200700107), Mar 1, 2007: STRINGER. CRACKED. M/DECK ZONE "C" LT SIDEWALL STRUCTURE STA 905, STR-10L FOUND CRACKED. REPAIRED ACCOMPLISHED AS PER SRM 53-10-03, FIG 4.
- [SDR UIEA200700106](https://openairdocs.org/sdr/UIEA200700106), Mar 1, 2007: KEELBEAM. BULGED. FOUND KEEL BEAM BOTH SIDES WEB BULGE FOUND AT BS 1450. REPAIRED ACCOMPLISHED AS PER BOEING SR ID NR 1-286690602-1 THRU -10.
- [SDR UIEA200700101](https://openairdocs.org/sdr/UIEA200700101), Feb 28, 2007: SHEAR TIE. CRACKED. RT STA 840 FWD CHANNEL TENSION TIE AT 12 O'CLOCK FOUND CRACKED. REPAIRED ACCOMPLISHED AS PER BOEING SR ID 1-288425027-1 AND -6, 1-289012875-1, SB747-53-2502 AND
- [SDR UIEA200700100](https://openairdocs.org/sdr/UIEA200700100), Feb 28, 2007: SKIN. CRACKED. NR 3 ENGINE LT CORE COWL SKIN BOND DOUBLER CRACKED AT AIR EXHAUST DUCT AFT LOWER PORTION. REPAIRED ACCOMPLISHED AS PER BOEING SR ID NR 1-286833874-1 THRU -6, DW
- [SDR UIEA200700099](https://openairdocs.org/sdr/UIEA200700099), Feb 28, 2007: SKIN. PUNCTURED. NR 20 VC FLAP FOLDING NOSE I/B END SKIN PUNCHED. REPAIRED ACCOMPLISHED AS PER BOEING SR ID NR 1-290202458-1 THRU -3 AND FAA FORM 8100-9.
- [SDR UIEA200700098](https://openairdocs.org/sdr/UIEA200700098), Feb 28, 2007: STRINGER. CRACKED. M/DECK LT SIDE STA 875, STR9L FOUND CRACKED. STRINGER REPAIRED AS PER SRM 53-10-03, FIG.4
- [SDR UIEA200700097](https://openairdocs.org/sdr/UIEA200700097), Feb 28, 2007: CREASE BEAM. CRACKED. M/DECK RTH SIDE STA 940, S-8R CREASE BEAM WEB FOUND CRACKED. CREASE BEAM WEB REPLACED AS PER SRM 51-10-01 AND 51-30-02.
- [SDR UIEA200700096](https://openairdocs.org/sdr/UIEA200700096), Feb 28, 2007: STRINGER. CORRODED. FOUND FWD CARGO COMPT STA 980, STR 43R IS CORRODED. STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.
- [SDR UIEA200700095](https://openairdocs.org/sdr/UIEA200700095), Feb 28, 2007: CREASE BEAM. CRACKED. FOUND M/DECK STA960, S-7R CREASE BEAM SUPPORT ANGLE FOUND CRACKED. CREASE BEAM SUPPORT WEB REPLACED AS PER SRM 51-10-01.
- [SDR UIEA200700094](https://openairdocs.org/sdr/UIEA200700094), Feb 28, 2007: STRINGER. CRACKED. M/DECK STA 895 STR 7R FOUND CRACKED. STRINGER REPAIRED ACCOMPLISHED AS PER SRM 53-10-03 FIG 4.
- [SDR UIEA200700093](https://openairdocs.org/sdr/UIEA200700093), Feb 27, 2007: SKIN. MISREPAIRED. FUSELAGE BS 690 S31L HAS 14" BY 12" EXTERNAL DOUBLER TO LT UPPER STATIC PORT PREVIOUS REPAIRED PER SRM 51-70-00 PG 8E AND F FIG 3 SHEET 6 AND 7. THIS REPAIR IS 
- [SDR UIEA200700090](https://openairdocs.org/sdr/UIEA200700090), Feb 26, 2007: SKIN. CRACKED. FUSELAGE SKIN EXTERNAL DOUBLER FOUND CRACKED AT NLG LT FWD CORNER. REPAIRED ACCOMPLISHED AS PER BOEING SR ID NR 1-290193820-1 THRU -5 AND FAA FORM 8100-9.
- [SDR UIEA200700086](https://openairdocs.org/sdr/UIEA200700086), Feb 25, 2007: MOUNT. DAMAGED. NR 4 PYLON FWD ENGINE MOUNT FITTING BOTH I/B AND O/B LUG BORE HOLES FOUND OVERSIZED. REPAIRED ACCOMPLISHED AS PER BOEING SR ID NR 1-290193672-1 THRU -3 AND FAA 
- [SDR UIEA200700089](https://openairdocs.org/sdr/UIEA200700089), Feb 25, 2007: WEB. CORRODED. FOUND LT WLG BS 1350 HORIZONTAL WEB UPPER SURFACE FOUND CORROSION. CORROSION REMOVED AND AREA PROTECTED AS PER SRM 51-10-01 AND 51-10-02.
- [SDR UIEA200700085](https://openairdocs.org/sdr/UIEA200700085), Feb 25, 2007: ACCESS DOOR. DAMAGED. NR 3 ENGINE RT FAN T/REV ACCESS DOOR ASSY SKIN DAMAGED. REPAIRED ACCOMPLISHED AS PER EO NR 4778A095 AND FAA FORM 8110-3.
- [SDR UIEA200700087](https://openairdocs.org/sdr/UIEA200700087), Feb 25, 2007: SKIN. CRACKED. FUSELAGE SKIN BS 570 EQUIPMENT COOLING OUTLET FOUND CRACKED. REPAIRED ACCOMPLISHED AS PER SB747-53-2386 FIG 5 AND 10.
- [SDR UIEA200700088](https://openairdocs.org/sdr/UIEA200700088), Feb 25, 2007: FAIRING. CRACKED. ENGINE NR 2 RT T/REV AFT UPPER BEAVER TAIL FAIRING ASSY INNER SKIN FOUND CRACKED. REPAIRED ACCOMPLISHED AS PER EO NR 4778A094 AND FAA FORM 8110-3.
- [SDR UIEA200700083](https://openairdocs.org/sdr/UIEA200700083), Feb 22, 2007: SKIN. CORRODED. RIGHT WING UPPER SURFACE WS 697, STR28R AT FRONT SPAR FOUND CORROSION. CORROSION REMOVED AND PROTECTED AS PER SRM 51-10-01 AND 51-10-02.
- [SDR UIEA200700084](https://openairdocs.org/sdr/UIEA200700084), Feb 22, 2007: SKIN. CORRODED. LEFT WING UPPER WING SKIN AT WS320, STR 14L-14L FOUND CORROSION. CORROSION REMOVED AND PROTECTED AS PER SRM 51-10-01 AND 51-10-02.
- [SDR UIEA200700082](https://openairdocs.org/sdr/UIEA200700082), Feb 22, 2007: SKIN. DENTED. FUSELAGE SKIN DENT FOUND AT BS 1810, S51L-S51R. DENT AREA REWORKED AND PROTECTED AS PER SRM 51-40-01 AND 51-10-02.
- [SDR UIEA200700081](https://openairdocs.org/sdr/UIEA200700081), Feb 22, 2007: SKIN. CORRODED. FOUND RIGHT WING UPPER SURFACE RWS642 AT MID SPAR FOUND CORROSION. CORROSION REMOVED AND PROTECTED AS PER SRM51-10-01 AND 51-10-02.
- [SDR UIEA200700080](https://openairdocs.org/sdr/UIEA200700080), Feb 22, 2007: SKIN. CORRODED. FOUND LEFT WING UPPER WING SKIN AT WS 1280 FOUND CORROSION. CORROSION REMOVED AND PROTECTED AS PER SRM 51-10-01 AND 51-10-02.
- [SDR UIEA200700075](https://openairdocs.org/sdr/UIEA200700075), Feb 21, 2007: SHEAR WEB. CRACKED. TENSION TIE BS 840-BS 860, LT SLOPING SHEAR WEB FOUND CRACKED AT FWD I/B LOWER CORNER. LEFT SLOPING SHEAR WEB REPLACED AS PER SRM 51-10-01.
- [SDR UIEA200700078](https://openairdocs.org/sdr/UIEA200700078), Feb 21, 2007: BLOWOUT DOOR. CHAFED. ENGINE NR 1 AND NR 2, RT C-DUCT BLOW OUT DOOR ASSEMBLY HAS MISSING MATERIAL AND CHAFE MARKED. REPAIRED ACCOMPLISHED AS PER EO NR 4778A093 AND FAA FORM 8110-3.
- [SDR UIEA200700077](https://openairdocs.org/sdr/UIEA200700077), Feb 21, 2007: SKIN. CORRODED. FOUND CENTER TANK LOWER SKIN LOWER SURFACE FOUND CORROSION JUST ABOVE NR 1 ACM. CORROSION BLEND OUT AND HFEC INSPECTION PERFORMED AS PER BOEING SR ID NR 1-29070
- [SDR UIEA200700076](https://openairdocs.org/sdr/UIEA200700076), Feb 21, 2007: SKIN. SCRATCHED. FOUND FUSELAGE SKIN SCRATCH FOUND AT BS 2310, S38L-S40L. SCRATCH SLIGHTLY SMOOTHED AND PROTECTED AS PER SRM 51-10-02.
- [SDR UIEA200700074](https://openairdocs.org/sdr/UIEA200700074), Feb 20, 2007: SKIN. CORRODED. LEFT WING LEADING EDGE BULLNOSE FOUND CORROSION OUTBOARD OF LANDING LIGHT. PERMANENT REPAIRED ACCOMPLISHED AS PER BOEING MESSAGE 1-286780848-2 DATED 13 FEB,2007
- [SDR UIEA200700071](https://openairdocs.org/sdr/UIEA200700071), Feb 18, 2007: STIFFENER. CRACKED. FOUND UPPER DECK FLOORBEAM ONE STIFFENER CRACKED AT BS 400 LBL15. UPPER DECK FLOORBEAM STIFFENER REPLACED AS PER SRM 51-10-01.
- [SDR UIEA200700072](https://openairdocs.org/sdr/UIEA200700072), Feb 18, 2007: INTERCOSTAL. CRACKED. FOUND UPPER DECK FLOOR SUPPORT INTERCOSTAL CRACKED AT BS 395 RBL 6. U/DECK FLOOR SUPPORT INTERCOSTAL REPLACED AS PER SRM 51-10-01.

All 106: https://openairdocs.org/deregistered/N505MC-2010-11-29/reports.md

## Other aircraft with N505MC

- [Cancelled 2021-03-26](https://openairdocs.org/deregistered/N505MC-2021-03-26): Thrush S2R-H80, S/N H80-184, built 2016. Exported to Canada. Owner: [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)

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