# JASC 5710: Wing Main, Frame Structure

- Type: JASC system/component code (FAA)
- ATA chapter: 57 Wings
- Title in the code table: WING, MAIN FRAME STRUCTURE
- Service difficulty reports: 4,451
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=53
- Page: https://openairdocs.org/jasc/5710

## What it covers

For general reports of wing structure defects which affect two or more related parts or are reported with insufficient information to file in a more specific 5700 JASC code. Does not include reports pertaining to fuel tank sealing which are filed in JASC code 2810. Excessive use of this code should be avoided if possible.

## Service difficulty reports (4,451, newest 50)

- [SDR FDEA202610211634](https://openairdocs.org/sdr/FDEA202610211634), Oct 21, 2026: Doug MD11F. FORMER. CRACKED. LEFT WING, LEADING EDGE COMPARTMENT FORMER AT XOS 789.643 FOUND CRACKED ABOUT 0.5 INCHES. (N618FE)
- [SDR FDEA202610211633](https://openairdocs.org/sdr/FDEA202610211633), Oct 21, 2026: Doug MD11F. FORMER. CRACKED. LEFT WING, LEADING EDGE COMPARTMENT ATTACH FORMER AT XOS 939 FOUND CRACKED ABOUT 0.6 INCHES. (N618FE)
- [SDR CALA2026101920459](https://openairdocs.org/sdr/CALA2026101920459), Oct 14, 2026: Boeing 767322. PANEL. MISSING. ON ARRIVAL, FOUND LT WING PANEL NR 551VB JUST ABOVE LANDING GEAR DOOR HAS DEPARTED FROM ACFT. TOTAL PANEL LENGTH 103IN,  (N671UA)
- [SDR FDEA202610141572](https://openairdocs.org/sdr/FDEA202610141572), Oct 14, 2026: Boeing 777F. STRUCTURE. CRACKED. LEFT WING TRAILING EDGE AT ERSS1423 CHORD AFT EDGE LWR CORNER FOUND CRACKED. REPAIRED IAW SRM 51-10-02-0G, SRM 51-40-02- (N873FD)
- [SDR SWAA2026101228340](https://openairdocs.org/sdr/SWAA2026101228340), Oct 8, 2026: Boeing 7377H4. BRACKET. CRACKED. WING TRAILING EDGE PANEL UPPER SHELF BRACKET CRACKED. REMOVED UPPER SHELF BRACKET AND INSTALLED BULB ON NEW COMPONENT. P (N474WN)
- [SDR UIEA2026093000928](https://openairdocs.org/sdr/UIEA2026093000928), Oct 7, 2026: Boeing 74745EF. BEAM. CORRODED. RH WING FIXED T/E BEAM UPPER CHORD ( P/N: 65B11614-28) FOUND WITH EXFOLIATION CORROSION ON THE INBD TOP EDGE SECTION. LE (N486MC)
- [SDR IPXA2026101396536](https://openairdocs.org/sdr/IPXA2026101396536), Oct 5, 2026: Boeing 767346. FORMER. CRACKED. CRACK-FORMER, LT WING OUTBD L/E CAVITY CURTAIN SUPPORT, NEAR OSS 499. INSTALLED NEW FORMER I.A.W SRM 51-40-02-0G REV. 56 (N364UP)
- [SDR IPXA2026101296572](https://openairdocs.org/sdr/IPXA2026101296572), Oct 5, 2026: Boeing 767346. FORMER. CRACKED. CRACKED FORMER, LT WING OTBD CAVITY CURTAIN SUPPORT, NEAR OSS 648. INSTALLED NEW FORMER I.A.W SRM 51-40-02-0G REV. 56 AN (N364UP)
- [SDR IPXA2026101296488](https://openairdocs.org/sdr/IPXA2026101296488), Oct 5, 2026: Boeing 767346. FORMER. CRACKED. CRACKED BRACKET, RT WING OTBD L/E FOLDING NOSE INNER SIDE AT OSS 565, ADJUSTED NR 9 SLAT INBD SUPPORT ROD. INSTALLED NEW (N364UP)
- [SDR IPXA2026101285892](https://openairdocs.org/sdr/IPXA2026101285892), Oct 4, 2026: Boeing 767346. FORMER. CRACKED. CRACKED FORMER, LT WING OTBD L/E CAVITY CURTAIN SUPPORT NEAR OFSS 562. INSTALLED NEW FORMER I.A.W SRM 51-40-02-0G REV. 5 (N364UP)
- [SDR AALA202610050378](https://openairdocs.org/sdr/AALA202610050378), Oct 4, 2026: Airbus A319112. MOUNT. WORN. AIRCRAFT IN BASE MAINTENANCE: RIGHT WING BOTTOM SKIN AT THE AFT FIXED FAIRING MOUNTING PLATE FOR THE HYDRAULIC LINE FEED (N717UW)
- [SDR IPXA2026102161735](https://openairdocs.org/sdr/IPXA2026102161735), Oct 2, 2026: Airbus A300F4622R. FITTING. OUT OF LIMITS. HOLE N HOLE SIZES MEASURES DIFFERENT FROM THE EO-90930-REQ2 REV 4; FWD FITTING .3780", SPLICE .2840, AFT FITTING .3780". (N127UP)
- [SDR IPXA2026100553573](https://openairdocs.org/sdr/IPXA2026100553573), Oct 2, 2026: Boeing 76734AF. FORMER. BROKEN. BROKEN FORMER, LT WING OUTBD L/E FOLDING NOSE INNER SIDE AT OSS 441.60, ADJACENT NR 5 SLAT INBD AUX TRACK. REMOVED DAMAG (N354UP)
- [SDR AALA202610053636](https://openairdocs.org/sdr/AALA202610053636), Sep 26, 2026: Boeing 737823. ANGLE. CRACKED. AIRCRAFT IN BASE MAINTENANCE: RH HEAT EXCHANGERS A CRACK WAS FOUND ON THE UPPER I/B AFT CHORD, ABOUT 1/2 INCH IN LENGTH. (N359PX)
- [SDR IPXA2026092940085](https://openairdocs.org/sdr/IPXA2026092940085), Sep 26, 2026: Boeing 767300. FORMER. CRACKED. CRACKED FORMER, FWD SIDE OF L/H WING OUTBD L/E NOSE BEAM, OSS 499.6. (REPLACE) INSTALL NEW FORMER I.A.W SREO-50900-REQ00 (N387UP)
- [SDR IPXA2026092940107](https://openairdocs.org/sdr/IPXA2026092940107), Sep 26, 2026: Boeing 767300. FORMER. CRACKED. CRACKED FORMER, FWD SIDE OF L/H WING OUTBD L/E NOSE BEAM, OSS 565. (REPLACE) INSTALL NEW FORMER I.A.W SREO-50900-REQ001  (N387UP)
- [SDR IPXA2026092936574](https://openairdocs.org/sdr/IPXA2026092936574), Sep 26, 2026: Boeing 767300. FORMER. CRACKED. RIGHT WING OUTBOARD NOSE FORMOR CRACK OSS 499. (REPLACE) INSTALL NEW FORMER I.A.W SREO-50900-REQ001 REV 2 AND SRM 51-40- (N387UP)
- [SDR HNAA2026101601006](https://openairdocs.org/sdr/HNAA2026101601006), Sep 25, 2026: Emb EMB145LR. SUPPORT BRACKET. CRACKED. 57-2558 FLEX LINE CLAMP SUPPORT BRACKET CRACKED ON RH WING TRAILING EDGE RIB 1A. RAR BRACKET IAW SRM 51-40-02 (N650AE)
- [SDR DALA2026092805391](https://openairdocs.org/sdr/DALA2026092805391), Sep 25, 2026: Airbus BD5001A11. MOUNT. CRACKED. WHILE WORKING AMDS 5742-01028-01A FOUND POSSIBLE CRACK ON LT UPPER OTBD CORNER OF TELESCOPING DUCT MOUNTING PLATE. C/W A (N333DU)
- [SDR REXA2026102201991](https://openairdocs.org/sdr/REXA2026102201991), Sep 24, 2026: Cndair CL6002D24. CANISTER. CRACKED. CRACKS ON CANISTER SUPPORT ANGLES IN WS 130 INSIDE ACCESS PANEL 651AB RH WING FUEL TANK. CANISTER SUPPORT ANGLES IN WS 1 (N482PX)
- [SDR CALA2026092819866](https://openairdocs.org/sdr/CALA2026092819866), Sep 23, 2026: Boeing 737824. LATCH. WORN. FWD RT LATCH FOR H/P DOOR 192, DOOR WAS WORN INTO CHORD. DAMAGE IS BEYOND ALLOWABLE DAMAGE LIMITS AND WILL REQUIRE SRM R (N24202)
- [SDR SWAA2026101270356](https://openairdocs.org/sdr/SWAA2026101270356), Sep 21, 2026: Boeing 7377H4. PLATE. CRACKED. CRACKED CORRUGATED PLATE, LT WING TRAILING EDGE AT IRSS 199 + 14 INCHES. REPLACED CORRUGATED PLATE IAW SRM 51-10-02 ITEM (N201LV)
- [SDR SWAA2026101285909](https://openairdocs.org/sdr/SWAA2026101285909), Sep 21, 2026: Boeing 7377H4. SUPPORT BRACKET. CRACKED. CRACK SUPPORT BRACKET LOCATED TRAILING EDGE ORSS 288 AT RT WING. REPLACED SUPPORT BRACKET AND FASTENERS LOCATED TRAILING (N201LV)
- [SDR SWAA2026101223373](https://openairdocs.org/sdr/SWAA2026101223373), Sep 21, 2026: Boeing 7377H4. PLATE. CRACKED. CRACK CORRUGATED PLATE TRAILING EDGE AT LEVEL IRSS 199 PLUS 30 INCHES APROX AT LT WING. REPLACED CORRUGATED PLATE LOCATE (N201LV)
- [SDR SWAA2026101254424](https://openairdocs.org/sdr/SWAA2026101254424), Sep 19, 2026: Boeing 7377H4. PLATE. DAMAGED. ELONGATED HOLES ON LT WING T/E CORRUGATED PLATE, ORSS 261. REPLACED THE CORRUGATED PLATE IAW SRM 51-10-02, ITEM 9, 51-40 (N201LV)
- [SDR SWAA2026101254544](https://openairdocs.org/sdr/SWAA2026101254544), Sep 19, 2026: Boeing 7377H4. PLATE. DAMAGED. ELONGATED HOLE ON RT WING SUPPORT CORRUGATED PLATE, ORSS 261. REPLACED SUPPORT CORRUGATED PLATE IAW SRM 51-10-02, SRM 51 (N201LV)
- [SDR CALA2026092219646](https://openairdocs.org/sdr/CALA2026092219646), Sep 18, 2026: Boeing 737824. BEAM. DAMAGED. DURING THE DRILLING PROCESS OF THE REPAIR PARTS ON THE DEFLECTION CONTROL RIB RT SIDE, FOUND DAMAGED DRILL ON THE UPPER  (N73299)
- [SDR SWAA2026100663323](https://openairdocs.org/sdr/SWAA2026100663323), Sep 17, 2026: Boeing 7378H4. PLATE. CRACKED. CRACK ON CORRUGATED PLATE, TRAILING EDGE ORSS 327 RT WING. REPLACED CORRUGATED PLATE AND FASTENERS LOCATED TRAILING EDGE (N8309C)
- [SDR SWAA2026100666204](https://openairdocs.org/sdr/SWAA2026100666204), Sep 17, 2026: Boeing 7378H4. PLATE. CRACKED. CRACK ON CORRUGATED PLATE LOCATED TRAILING EDGE ORSS297 AT RT WING. REPLACED CORRUGATED PLATE AND FASTENERS LOCATED TRAI (N8309C)
- [SDR SWAA2026100622622](https://openairdocs.org/sdr/SWAA2026100622622), Sep 17, 2026: Boeing 7378H4. PLATE. CRACKED. CRACK ON CORRUGATED PLATE LOCATED TRAILING EDGE ORSS307 AT RT WING. REPLACED CORRUGATED PLATE AND FASTENERS LOCATED TRAI (N8309C)
- [SDR SWAA2026100601040](https://openairdocs.org/sdr/SWAA2026100601040), Sep 17, 2026: Boeing 7378H4. BEAM. CRACKED. CRACK ON BEAM LOCATED TRAILING EDGE ORSS279 AT LT WING. REPLACED BEAM LOCATED TRAILING EDGE ORSS279 AT LT WING IAW SRM 5 (N8309C)
- [SDR SWAA2026100649708](https://openairdocs.org/sdr/SWAA2026100649708), Sep 17, 2026: Boeing 7378H4. PLATE. CRACKED. CRACKED PHENOLIC OF CORRUGATED PLATE LOCATED TRAILING EDGE ORSS 245 AT LT WING. REPLACED CORRUGATED PLATE AND FASTENERS  (N8309C)
- [SDR SWAA2026100649568](https://openairdocs.org/sdr/SWAA2026100649568), Sep 17, 2026: Boeing 7378H4. PLATE. CRACKED. CRACK ON CORRUGATED PLATE LOCATED TRAILING EDGE IRSS217 AT RT WING. REPLACED CORRUGATED PLATE LOCATED TRAILING EDGE IRSS (N8309C)
- [SDR IPXA2026092150993](https://openairdocs.org/sdr/IPXA2026092150993), Sep 15, 2026: Boeing 76734AF. FORMER. CRACKED. CRACKED FORMER, RT WING OTBD L/E CAVITY CURTAIN SUPPORT BRACKET, NEAR WS 441.596. REMOVED DAMAGE FORMER I.A.W SRM 51-40- (N355UP)
- [SDR SWAA2026100742039](https://openairdocs.org/sdr/SWAA2026100742039), Sep 14, 2026: Boeing 7377H4. PLATE. DAMAGED. ELONGATED HOLES ON CORRUGATED PLATE TRAILING EDGE AT ORSS261 AT RT WING. REPLACED CORRUGATED PLATE TRAILING EDGE AT ORSS (N208WN)
- [SDR SWAA2026101466562](https://openairdocs.org/sdr/SWAA2026101466562), Sep 9, 2026: Boeing 7378H4. RAIL. CRACKED. CRACK RAIL NUT PLATES INTERNAL CAVITY LEADING EDGE OFSS 491 LT WING. REPLACED RAIL NUT PLATES INTERNAL CAVITY LEADING ED (N8656B)
- [SDR DALA2026092805366](https://openairdocs.org/sdr/DALA2026092805366), Sep 9, 2026: Airbus A319114. STRUT. CORRODED. CORROSION ON INTERNAL BARREL OF INTERCONNECTING STRUT OF LT WING. REMOVED & REPLACED THE INTERCONNECTING STRUT IAW AMM 2 (N360NB)
- [SDR DALA2026092805365](https://openairdocs.org/sdr/DALA2026092805365), Sep 9, 2026: Airbus A319114. STRUT. CORRODED. CORROSION ON INTERNAL BARREL OF INTERCONNECTING STRUT ON RT WING. REMOVED INTERCONNECTING STRUT OF RT WING IAW FAM AMM 2 (N360NB)
- [SDR FDEA202609091290](https://openairdocs.org/sdr/FDEA202609091290), Sep 9, 2026: Doug MD11F. FORMER. CRACKED. LEFT WING FIXED LEADING EDGE LOWER FORMER AT XOS 1026 FOUND CRACK ABOUT 1 INCH. THE CRACKED LT WING FORMER FIXED LEADING (N625FE)
- [SDR FDEA202609091289](https://openairdocs.org/sdr/FDEA202609091289), Sep 9, 2026: Doug MD11F. FORMER. CRACKED. LEFT WING - FIXED LEADING EDGE UPPER FORMER AT STATION XOS 584 FOUND CRACK ABOUT 1.5". CRACKED FORMER AT LEFT WING FIXED (N625FE)
- [SDR FDEA202609091288](https://openairdocs.org/sdr/FDEA202609091288), Sep 9, 2026: Doug MD11F. FORMER. CRACKED. RIGHT WING - FIXED LEADING EDGE UPPER FORMER AT STATION XOS 584 FOUND CRACK ABOUT 2". CRACKED FORMER AT RIGHT WING FIXED (N625FE)
- [SDR SWAA2026101967807](https://openairdocs.org/sdr/SWAA2026101967807), Sep 4, 2026: Boeing 7378H4. PLATE. CRACKED. WIGGLE PLATE COMMON TO ACCESS PANEL 651EB FOUND CRACKED. REMOVED AND REPLACED THE WIGGLE PLATE IAW SRM 51-40-02-0G-0, AN (N8657B)
- [SDR SWAA2026100809422](https://openairdocs.org/sdr/SWAA2026100809422), Sep 4, 2026: Boeing 7378H4. PLATE. CRACKED. WIGGLE PLATE INBD OF NR 7 FLAP TRACK, COMMON TO ACCESS PANEL 661AB WAS CRACKED. THE WIGGLE PLATE WAS REMOVED AND REPLACE (N8657B)
- [SDR SWAA2026092521538](https://openairdocs.org/sdr/SWAA2026092521538), Sep 3, 2026: Boeing 7377H4. PLATE. CRACKED. LEFT WING WIGGLE PLATE WAS CRACKED. REMOVED AND REPLACED THE WIGGLE PLATE IAW SRM 51-40-02-0G-0. (N210WN)
- [SDR UIEA2026082900822](https://openairdocs.org/sdr/UIEA2026082900822), Sep 1, 2026: Boeing 747412F. BUSHING. MIGRATED. LEFT LOWER WING SKIN AT WS 1280 JACK POINT BUSHING MIGRATION. BUSHING HOLE AND SPOT FACE REPAIRED RI-57-00-18455. NO FUR (N489MC)
- [SDR IPXA2026090411282](https://openairdocs.org/sdr/IPXA2026090411282), Aug 31, 2026: Boeing 767300. FORMER. CRACKED. CRACKED FORMER , FWD SIDE OF L/H WING OUTBD L/E NOSE BEAM , OSS 499.6. REMOVED DAMAGE FORMER I.A.W SRM 51-40-02-0G REV.9 (N372UP)
- [SDR IPXA2026090411284](https://openairdocs.org/sdr/IPXA2026090411284), Aug 31, 2026: Boeing 767300. FORMER. CRACKED. CRACKED FORMER , FWD SIDE OF L/H WING OUTBD L/E NOSE BEAM , OSS 441.6. REMOVED DAMAGE FORMER I.A.W SRM 51-40-02-0G REV.9 (N372UP)
- [SDR IPXA2026090411334](https://openairdocs.org/sdr/IPXA2026090411334), Aug 31, 2026: Boeing 767300. FORMER. CRACKED. CRACKED FORMER , FWD SIDE OF LT WING OUTBD L/E NOSE BEAM , OSS 565.9. REMOVED DAMAGE FORMER I.A.W SRM 51-40-02-0G REV.96 (N372UP)
- [SDR REXA2026102001957](https://openairdocs.org/sdr/REXA2026102001957), Aug 30, 2026: Cndair CL6002D24. CANISTER. CRACKED. CRACK IN CANISTER WELDED NR 3 AT WS 148, LT MAIN FUEL TANK. THE CANISTER WAS REPAIRED IAW REO 670-57-42-577, REV--. (N479PX)
- [SDR REXA2026102001956](https://openairdocs.org/sdr/REXA2026102001956), Aug 30, 2026: Cndair CL6002D24. CANISTER. CRACKED. CRACKED CANISTER, WELDED NR 3 AT WS 148, RT MAIN FUEL TANK CANISTER WAS REPAIRED IAW REO 670-57-42-577, REV--. (N479PX)

All 4,451: https://openairdocs.org/jasc/5710/reports.md

## Other codes in chapter 57

- [JASC 5700](https://openairdocs.org/jasc/5700): Wing Structure (2,401 reports)
- [JASC 5711](https://openairdocs.org/jasc/5711): Wing Spar (5,583 reports)
- [JASC 5712](https://openairdocs.org/jasc/5712): Wing, Rib/Bulkhead (6,956 reports)
- [JASC 5713](https://openairdocs.org/jasc/5713): Wing, Longeron/Stringer (2,091 reports)
- [JASC 5714](https://openairdocs.org/jasc/5714): Wing, Center Box (1,451 reports)
- [JASC 5720](https://openairdocs.org/jasc/5720): Wing Miscellaneous Structure (13,621 reports)
- [JASC 5730](https://openairdocs.org/jasc/5730): Wing, Plate/Skin (27,221 reports)
- [JASC 5740](https://openairdocs.org/jasc/5740): Wing, Attach Fittings (3,003 reports)
- [JASC 5741](https://openairdocs.org/jasc/5741): Wing, Fuselage Attach Fittings (544 reports)
- [JASC 5742](https://openairdocs.org/jasc/5742): Wing, Nacelle/Pylon Attach Fittings (258 reports)
- [JASC 5743](https://openairdocs.org/jasc/5743): Wing, Landing Gear Attach Fittings (3,097 reports)
- [JASC 5744](https://openairdocs.org/jasc/5744): Wing, Control Surface Attach Fittings (2,716 reports)
- [JASC 5750](https://openairdocs.org/jasc/5750): Wing, Control Surfaces (1,157 reports)
- [JASC 5751](https://openairdocs.org/jasc/5751): Ailerons (5,078 reports)
- [JASC 5752](https://openairdocs.org/jasc/5752): Aileron Tabs (654 reports)
- [JASC 5753](https://openairdocs.org/jasc/5753): Trailing Edge Flaps (31,484 reports)
- [JASC 5754](https://openairdocs.org/jasc/5754): Leading Edge Devices (17,332 reports)
- [JASC 5755](https://openairdocs.org/jasc/5755): Spoilers (4,550 reports)
- [JASC 5797](https://openairdocs.org/jasc/5797): Wing System Wiring (81 reports)

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