Boeing 747-121

Service difficulty reports · 3,030

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duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = '747121'
  ORDER BY difficulty_date 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.

SDR UPS07449369Frame · crackedINSPECTION TYPE:C M/D L4 DOOR LOWER AFT CORNER FRAME FOUND CRACKED. CRACK LENGTH 1.5 INCH. FRAME REPAIRED AS PER SRM 52-10-02 FIG 10 AT M/D L4 DOOR AFT VERTICAL FRAME CORNER AREA.Feb 15, 2007 · N683UP · Boeing 747121 · Cargo/Baggage DoorsSDR UPS07449357Frame · crackedINSPECTION TYPE:C M/D R4 DOOR UPPER FWD FRAME FOUND CRACKED. CRACK LENGTH 1.25 INCH. FWD FRAME REPAIRED AS PER SRM 52-10-02 FIG 10.Feb 15, 2007 · N683UP · Boeing 747121 · Passenger/Crew DoorsSDR UPS07449352Web · misrepairedINSPECTION TYPE:C NR 1 PYLON LWR WEB CRACK PREVIOUS REPAIR DOES NOT APPEAR TO COVER ENTIRE CONDITION. CRACK LENGTH .75 INCH. WEB REPAIRED PER SRM 54-10-03 FIG 2.Feb 15, 2007 · N683UP · Boeing 747121 · Nacelle/Pylon Miscellaneous StructureSDR UPS07449345Attach Fitting · crackedINSPECTION TYPE:C LEFT WING L/E RIB TO FRONT SPAR UPPER CHORD ATT FITTING AT ISLES 270 FOUND CRACKED. CRACK LENGTH: .25 INCH. UPPER CHORD ATT CLIP REPLACED PER SRM 51-10-01 PG 9 & INSTALLED PER SRM 51-30-02.Feb 15, 2007 · N683UP · Boeing 747121 · Wing, Attach FittingsSDR UPS07449316Support · corrodedINSPECTION TYPE:C BULK CARGO COMPT RIGHT SLOPE PANEL SUPPORT SEVERAL LOCATION CORROSION AT STA 2080 TO STA 2160 RBL 60 ANCHOR NUT AREA. CORROSION BLEND OUT 0.026" X 1" X 1" EXCEED SRM LIMIT. BULK CARGO COMPT BS 2040 - 2160 RBL 60 SLOPE PANEL SUPPORT REPLACEDFeb 15, 2007 · N683UP · Boeing 747121 · Fuselage Miscellaneous StructureSDR UPS07449230Structure · crackedINSPECTION TYPE:C 1EA FASTENER HOLE FOUND CRACKED AT BS 460 S15L BONDED STRAP, CRACK LOCATED AT DOWNWARD DIRECTION. BS 460 S15L CRACKED BONDED STRAP REPAIRED AS PER RS R53-11-35753A AND UPS EO B747-5310-26158.Feb 15, 2007 · N681UP · Boeing 747121 · Fuselage Main, StructureSDR UPS07449229Stringer · crackedINSPECTION TYPE:C 1EA FASTENER HOLE FOUND CRACKED AT BS 460 S15L CRACKS WERE LOCATED AT UPWARD AND DOWNWARD DIRECTION. STRINGER REPLACED AS PER SRM 51-10-01 PG 9.Feb 15, 2007 · N681UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449228Stringer · crackedINSPECTION TYPE:C 1EA FASTENER HOLE FOUND CRACKED AT BS 460 S15R CRACKS WERE LOCATED AT UPWARD AND DOWNWARD DIRECTION. STRINGER REPLACED AS PER SRM 51-10-01 PG 9.Feb 15, 2007 · N681UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449456Skin · crackedINSPECTION TYPE:C M/D R3 DOOR CUTOUT FWD LOWER CORNER SKIN AND STRAP FOUND CRACKED. CRACK LENGTH 2.5 INCHES. RIGHT NR 3 PAX DOOR CUTOUT FWD LOWER CORNER SKIN AND BEAR STRAP REPAIRED AS PER RS R53-41-35782.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Plate/SkinSDR UPS07449455Frame · crackedINSPECTION TYPE:C RIGHT BS 800 FRAME FOUND 2EA FASTENER CRACKS AT STRAP LAYER. CRACK LENGTH 0.125 INCH AND 0.025 INCH. FRAME REPAIRED AS PER RS R53-12-35762 AT BS 800 STR 16R TO STA 18R STRAP AREA AND REFER UPS EO B747-5310-26131.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449402Doubler · crackedINSPECTION TYPE:C M/D - R1 DOOR SKIN ATT DOUBLER FOUND CRACKED AT LOWER LINK AREA. M/D - R1 DOOR SKIN DOUBLER REPLACED AND INSTALLED AS PER SRM 52-10-02 FIG 11.Feb 14, 2007 · N683UP · Boeing 747121 · Passenger/Crew DoorsSDR UPS07449353Frame · corrodedINSPECTION TYPE:C AFT CARGO LEFT STA 1840 FRAME LBL 90 FOUND CORRODED UNDER ANCHOR NUT AREA AS MARKED. CORROSION BLEND OUT 0.024" X .875" X 1" EXCEED SRM LIMIT. AFT CARGO BS 1840 LBL 90" FRAME REPAIRED AS PER SRM 51-40-03 FIG 2.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, StructureSDR UPS07449349Floorbeam · corrodedINSPECTION TYPE:C M/D BS 1940 RBL 89 TO 92 FLOORBEAM UPPER SURFACE FOUND CORRODED. CORROSION BLEND OUT 0.082" X 1" X 1" EXCEED SRM LIMIT. M/D BS 1940 RBL 70" TO 92" RIGHT O/B FLOORBEAM REPAIRED AS PER SRM 51-40-04 FIG 3.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449348Frame · corrodedINSPECTION TYPE:C AFT CARGO LEFT STA 1820 FRAME LBL 90 FOUND CORRODED UNDER ANCHOR NUT AREA AS MARKED. CORROSION BLEND OUT 0.020" X .5" X .5" EXCEED SRM LIMIT. AFT CARGO LEFT BS 1820 FRAME LBL 90" AREA REPAIRED AS PER SRM 51-40-03 FIG 2.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449296Floorbeam · corrodedINSPECTION TYPE:C BULK CARGO LT STA 1960 LBL 56" FLOOR SUPPORT CORRODED AS MARKED. CORROSION BLEND OUT 0.025" X .5" X 1" EXCEED SRM 53-10-01 FIG 1 LIMITS, BULK CARGO COMPT FLOOR SUPPORT REPLACED WITH EXISTING SPLICE FROM BS 1920-1970 LBL 55 - 57" PER SRM 51-1Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449320Stringer · crackedINSPECTION TYPE:C AFT CARGO RIGHT STA 1601 S34R STRINGER FOUND CRACKED. CRACK LENGTH .3125 INCH. AFT CARGO COMPT BS 1590 TO BS 1630 STR 34R STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449315Stringer · corrodedINSPECTION TYPE:C AFT CARGO LEFT STA 1620 S35L FOUND CORROSION CRACK AS MARKED. CORROSION BLEND OUT 0.030" X .5" X .5" EXCEED SRM LIMIT. AFT CARGO COMPT BS 1610 TO BS 1630 STR 35L STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449314Rib · damagedINSPECTION TYPE:C AFT CARGO LEFT STA 1500-STA 1520 S34L WEB 3 RIBS DAMAGED AT LOWER EDGE AS MARKED. REPLACED THE 3 RIBS AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, StructureSDR UPS07449308Baffle · crackedINSPECTION TYPE:C NR 2 PYLON NAC STA 180 VERT FLANGE L/R LOWER CLEATS BROKEN AND CRACKED. CRACK LENGTH .375 INCH. NR 2 PYLON NAC STA 180 VERTICAL BAFFLE AND CLEATS REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.Feb 14, 2007 · N683UP · Boeing 747121 · Nacelle/Pylon, Main FrameSDR UPS07449307Stringer · crackedINSPECTION TYPE:C AFT CARGO - RIGHT STA 1650 S37R STRINGER FOUND CRACKED. CRACK LENGTH .375 INCH. AFT CARGO COMPT BS 1630 TO BS 1670 STR 37R STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449306Stringer · crackedINSPECTION TYPE:C AFT CARGO RIGHT STA 1650 S38R STRINGER FOUND CRACK. CRACK LENGTH .375 INCH. AFT CARGO COMPT BS 1630 TO BS 1650 STR 38R STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449304Intercostal · crackedINSPECTION TYPE:C M/D BS 2220 RBL 58 INTERCOSTAL WEB VERTICAL ANGLE FOUND CRACKED. CRACK LENGTH .5 INCH. M/D BS 2220 RBL 58 INTERCOSTAL WEB VERTICAL ANGLE REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Miscellaneous StructureSDR UPS07449283Stringer · crackedINSPECTION TYPE:C AFT CARGO RIGHT STA 1601 S37R STRINGER FOUND CRACKED. CRACK LENGTH .25 INCH. AFT CARGO COMPT BS 1590 TO BS 1630 S37R STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449274Stringer · crackedINSPECTION TYPE:C AFT CARGO RIGHT STA 1652 STR 35R STRINGER FOUND CORROSION CRACKED. CRACK LENGTH .75 INCH. AFT CARGO COMPT BS 1650 TO BS 1670 STR 35R STRINGER REPAIRED AS PER SRM 53-10-03 FIG 1.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449273Stringer · crackedINSPECTION TYPE:C AFT CARGO LEFT STA 1640 STR 32L STRINGER FOUND CRACK APPROX .125 INCH AS MARKED. AFT CARGO LEFT STRINGER S32L REPAIRED AS PER SRM 53-10-03 FIG 1, JUST BETWEEN STA 1630 AND 1670.Feb 14, 2007 · N683UP · Boeing 747121 · Fuselage Main, Longeron/StringerSDR UPS07449462Frame · crackedINSPECTION TYPE:C M/D BS 380 STR 14-15L FRAME FWD FACE FOUND CRACK. CRACK LENGTH 1 INCH. M/D BS 380 STR 14-15L FRAME FWD FACE REPAIRED AS PER RS R53-10-35758. CONTINUE INSPECTION IS REQUIRED AS PER RS R53-10-35758 AND UPS EO B747-5310-26303.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449434Rib · crackedINSPECTION TYPE:C LEFT WING NR 5 VC FLAP I/B ACTUATOR ATT L/E SUPPORT RIB AT OLES 1205 ORIGINAL CRACK EXTENDED TOWARD O/B. CRACK LENGTH .25 INCH. LEFT WING NR 5 VC FLAP I/B ACTUATOR L/E SUPPORT RIB AT OLES 1205 REPAIRED AS PER RS R57-42-35767. REPEAT INSPECFeb 13, 2007 · N683UP · Boeing 747121 · Wing, Rib/BulkheadSDR UPS07449427Rib · crackedINSPECTION TYPE:C LEFT WING - 3VC FLAP I/B ACTUATOR ATTACH L/E RIB AT OLES 1349.25 CD LINK PTD AREA FOUND CRACK. CRACK LENGTH 0.375 INCH. LEFT WING NR 3VC FLAP I/B ACTUATOR O/B RIB AT OLES 1349.25 REPAIRED AS PER HX RS R57-42-35766, & UPS EO B747-5740-15105.Feb 13, 2007 · N683UP · Boeing 747121 · Wing, Rib/BulkheadSDR UPS07449426Stiffener · crackedINSPECTION TYPE:C M/D STA 1500 RBL 58 FLOOR SUPPORT INTERCOSTAL WEB ATT STIFFENER FOUND CRACKED. CRACK LENGTH .25 INCH. SUPPORT STIFFENER REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Miscellaneous StructureSDR UPS07449424Reveal · crackedINSPECTION TYPE:C M/D L5 DOOR CUTOUT REVEAL FOUND CRACKED AT LOCK RELEASE LEVER AREA. CRACK LENGTH .5 INCH. M/D L5 DOOR CUTOUT REVEAL REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Miscellaneous StructureSDR UPS07449422Floorbeam · crackedINSPECTION TYPE:C RIGHT BS 340 U/D FLOORBEAM UPPER CHORD TO FRAME CONNECTION AREA FOUND 1EA FASTENER HOLE CRACKED AT U/D FLOORBEAM WEB APPROX .125 INCH. RIGHT BS 340 U/D FLOORBEAM WEB REPAIRED AS PER SRM 53-10-07 FIG 11, JUST BETWEEN RBL 52 AND RIGHT MOST O/BFeb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449421Frame · crackedINSPECTION TYPE:C M/D BS 360 STR 17-18R FRAME AFT FACE O/B AREA FOUND CRACKED. CRACK LENGTH .25 & .3125 INCH. M/D BS 360 STR 13R TO STR 18R FRAME REPAIRED AS PER SRM 51-40-03 FIG 2.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449420Frame · crackedINSPECTION TYPE:C M/D BS 360 STR 14-16R FRAME AFT FACE O/B AREA FOUND CRACKED. CRACK LENGTH .375 & .25 INCH. M/D BS 360 STR 13R TO STR 18R FRAME REPAIRED AS PER SRM 51-40-03 FIG 2.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449417Floorbeam · corrodedINSPECTION TYPE:C M/D BS 860 LBL 80-97 FLOORBEAM FOUND CORRODED. CORROSION BLEND OUT 0.040 X 2 X 2 INCHES EXCEED SRM 53-10-01 FIG 1 LIMITS. M/D BS 860 LBL 65 TO MOST LEFT O/B FLOORBEAM REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449350Skin · crackedINSPECTION TYPE:C LEFT WING UPPER SURFACE I/B LEADING EDGE SKIN FOUND CRACKED AT WS 450 AFT NR 12 K/FLAP. LEFT WING UPPER SURFACE LEADING EDGE SKIN REPAIRED AS PER SRM 57-30-04 FIG 2.Feb 13, 2007 · N683UP · Boeing 747121 · Wing, Plate/SkinSDR UPS07449346Floorbeam · crackedINSPECTION TYPE:C M/D BS 860 LBL 47 TO 49 FLOORBEAM WEB FOUND CRACKED. CRACK LENGTH: .75 INCH. M/D FLOORBEAM WEB REPAIRED AS PER SRM 53-10-07 FTG 11 JUST AT BS 860 BETWEEN LBL 39 & LBL 49.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449330Seat Track · corrodedINSPECTION TYPE:C M/D STA 1520-1530 RBL 96 SEAT TRACK I/B FLANGE CORRODED. CORROSION BLEND OUT 0.035" X .5" X 1" EXCEED SRM 53-10-09 FIG 1, LIMITS. M/D BS 1480-1570 RBL 96 SEAT TRACK REPAIRED AS PER SRM 53-10-05 FIG 1A.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage, Seat/Cargo Attach FittingsSDR UPS07449318Floorbeam · crackedINSPECTION TYPE:C M/D BS 960 RBL 9 TO 11 FLOORBEAM WEB FOUND CRACKED. CRACK LENGTH .75 INCH. M/D FLOORBEAM WEB REPAIRED AS PER SRM 53-10-07 FIG 11, JUST AT BS 960 BETWEEN RBL 6 AND RBL16 AREA.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449309Attach Fitting · crackedINSPECTION TYPE:C M/D BS 960 TO 980 RBL 11 INTERCOSTAL WEB FWD ATT FITTING FOUND CRACKED. CRACK LENGTH .375 INCH. M/D BS 960 TO 980 RBL 11 INTERCOSTAL WEB FWD ATT FITTING REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, Attach FittingsSDR UPS07449305Seat Track · corrodedINSPECTION TYPE:C M/D BS 2130-2140 LBL 85 SEAT TRACK O/B FLANGE FOUND CORRODED. CORROSION BLEND OUT 0.029" X .5" X 20" EXCEED SRM 53-10-01 FIG 1 LIMITS. M/D BS 2110-2150 LBL 85" SEAT TRACK REPAIRED AS PER SRM 53-10-05 FIG 1A.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage, Seat/Cargo Attach FittingsSDR UPS07449287Seat Track · corrodedINSPECTION TYPE:C M/D BS 908-910 LBL 11 SEAT TRACK BOTH SIDE FLANGE FOUND CORROSION. CORROSION BLEND OUT 0.022" X .75" X 3" IS EXCEED SRM 53-10-01 FIG 1 LIMITS. M/D BS 890-930 LBL 11" SEAT TRACK REPAIRED AS PER SRM 53-10-05 FIG 14.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage, Seat/Cargo Attach FittingsSDR UPS07449279Frame · crackedINSPECTION TYPE:C M/D BS 360 STR 24AL-26L FRAME AFT FACE ATT DOUBLER FOUND CRACK. LENGTH .75 INCH. M/D BS 360 BETWEEN STR 24AL & 27L FRAME AFT FACE ATT DOUBLER REPLACED AS PER SRM 51-10-01 PG 9 & INSTALLED AS PER SRM 51-30-02.Feb 13, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449484Frame · crackedINSPECTION TYPE:C LT BS 820 TENSION TIE TO FRAME CONNECTION NR 2, 4, 10 AND 13 FASTENER HOLE FOUND CRACK AT WEB RUNNING DOWN THRU THICKNESS. LT BS 820 FRAME WEB REPAIRED AT BETWEEN STR 8L AT STA 11.5L AS PER RS R53-25-35751 AND UPS EO B747-5310-26129.Feb 12, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449460Floorbeam · corrodedINSPECTION TYPE:C M/D BS 640 RBL 100-108 FLOORBEAM FOUND CORROSION. CORROSION BLEND 0.136 X 1 X 2 INCH EXCEED SRM LIMIT. M/D BS 640 RBL 100-108 FLOORBEAM FITTING REPAIRED AS PER RS R53-25-35757 AND UPS ENGINEERING FILE NUMBER 747-53-20405.Feb 12, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449453Frame · crackedINSPECTION TYPE:C LEFT BS 820 TENSION TIE TO FRAME CONNECTION NR 4 AND NR 10 FASTENER HOLE FOUND CRACK AT FRAME WEB DOUBLER RUNNING UP THRU THICKNESS. CRACK LENGTH .125 INCH. LEFT BS 820 TENSION TIE TO FRAME WEB ATT DOUBLER REPLACED AS PER SRM 51-10-01 PG 9 Feb 12, 2007 · N683UP · Boeing 747121 · Fuselage Main, FrameSDR UPS07449435Stiffener · corrodedINSPECTION TYPE:C RIGHT WING RIGHT WLG WW CTR SECTION REAR SPAR STIFFENER BS 1241 AT RBL 85 30 INCHES BELOW CEILING FOUND CORRODED. CORROSION BLEND OUT 0.150 X .5 X 5 INCH EXCEED SRM LIMIT. RIGHT WING RIGHT WLG W/W CTR SECTION REAR SPAR STIFFENER AT BS 1241 Feb 12, 2007 · N683UP · Boeing 747121 · Wing, Center BoxSDR UPS07449418Attach Angle · crackedINSPECTION TYPE:C LEFT WING L/E NOSE BEAM WEB ATT ANGLE AT ILES 1117 FOUND CRACKED. CRACK LENGTH .375 INCH. LEFT WING L/E NOSE BEAM WEB ATT ANGLE AT ILES 1117 REPAIRED AS PER SRM 57-20-03 FIG 7.Feb 12, 2007 · N683UP · Boeing 747121 · Wing, Attach FittingsSDR UPS07449377Floorbeam · corrodedINSPECTION TYPE:C M/D - LBL 75-97 BS 760 FLOORBEAM CORRODED. CORROSION BLEND OUT 0.044" X 1" X 2" EXCEED SRM 53-10-01 FIG 1 LIMITS. M/D BS 760 LBL 67 TO MOST LEFT O/B FLOORBEAM REPAIRED AS PER SRM 51-40-04 FIG 3.Feb 12, 2007 · N683UP · Boeing 747121 · Fuselage Main, Floor BeamSDR UPS07449293Seat Track · corrodedINSPECTION TYPE:C M/D BS 1500-1520 LBL 97 SEAT TRACK I/B FLANGE FOUND CORRODED. CORROSION BLEND OUT 0.028" X .5" X 8" EXCEEDS SRM 53-10-01 FIG 1 LIMITS, M/D BS 1483 - 1550 LBL 97 - 99" SEAT TRACK REPAIRED AS PER SRM 53-10-05 FIG 1A.Feb 12, 2007 · N683UP · Boeing 747121 · Fuselage, Seat/Cargo Attach FittingsSDR UPS07449312Seat Track · corrodedINSPECTION TYPE:C M/D BS 1595 LBL 11 SEAT TRACK I/B FLANGE FOUND CORRODED. CORROSION BLEND OUT 0.025" X .5" X 1" EXCEED SRM LIMIT. M/D BS 1590-1690 LBL 11 SEAT TRACK REPAIRED AS PER SRM 53-10-05 FIG 14.Feb 12, 2007 · N683UP · Boeing 747121 · Fuselage, Seat/Cargo Attach Fittings
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