# JASC 5313: Fuselage Main, Longeron/Stringer

- Type: JASC system/component code (FAA)
- ATA chapter: 53 Fuselage
- Title in the code table: FUSELAGE MAIN, LONGERON/STRINGER
- Service difficulty reports: 36,268
- FAA code table: https://www.faa.gov/sites/faa.gov/files/JASC_Code.pdf#page=47
- Page: https://openairdocs.org/jasc/5313

## What it covers

For reports of the main fuselage longerons/stringers.

## Service difficulty reports (36,268, newest 50)

- [SDR FDEA202610201625](https://openairdocs.org/sdr/FDEA202610201625), Oct 20, 2026: Boeing 757204. STRINGER. ABNORMAL. AFT CARGO BAY LOWER FRAME AT BS 1560, FOUND PREVIOUS REPAIR ON STR 26R. (N923FD)
- [SDR DALA2026102005755](https://openairdocs.org/sdr/DALA2026102005755), Oct 19, 2026: Airbus A330223. STRINGER. DAMAGED. STRINGER 3R, FR 61 TO FR 62, TOOLING DAMAGE REQUIRES RE-INSPECT. REINSPECTED AND OK FOR CONTINUED SERVICE. (1874324) AIR (N861NW)
- [SDR DALA2026102105798](https://openairdocs.org/sdr/DALA2026102105798), Oct 15, 2026: Boeing 767432ER. STRINGER. CORRODED. REPAIR ON STRINGER 34L LOCATED BTW STA 522 PLUS 10 IN AND STA 566 PLUS 10 IN AT FWD CARGO COMPARTMENT AS PER B767-400 SR (N843MH)
- [SDR IXXA20261015006](https://openairdocs.org/sdr/IXXA20261015006), Oct 15, 2026: Boeing 767323. STRINGER. MECHANIC ERROR. MISSDRILLED DISPOSITION AT S-13L BETWEEN STA 676 & STA 698 PER DRAWING # 143T3351,14 HOLES EVEN SPACES OF 1/4 HAVE 17 HO (N443AZ)
- [SDR IXXA20261015005](https://openairdocs.org/sdr/IXXA20261015005), Oct 15, 2026: Boeing 767323. STRINGER. GOUGED. MAIN CARGO COMPARTMENT STRINGER 10 L BETWEEN STATION 654+22 TO STATION 654+44 DEEP MARK NOTED. (N443AZ)
- [SDR IXXA20261015003](https://openairdocs.org/sdr/IXXA20261015003), Oct 15, 2026: Boeing 767323. STRINGER SPLICE. MODIFICATION. REQUIRE REPLACEMENT OF FASTENERS PART# HL18PB IN LIEU OF PART# MS20470 AT B/S 785.9, STRINGER SPLICES LOCATED AT 8L, 2R,
- [SDR DALA2026101505659](https://openairdocs.org/sdr/DALA2026101505659), Oct 14, 2026: Boeing 717200. LONGERON. CRACKED. FOUND A CRACK AT LONGERON 2L BS 1133 AT AFT ACCESORY COMPARTMENT, R/R LONGERON PER B717-200 SRM 53-00-05-2R. (1866121) ( (N981AT)
- [SDR N6WA2026101207](https://openairdocs.org/sdr/N6WA2026101207), Oct 9, 2026: Cndair CL6002C11. STRINGER. CORRODED. CORROSION AT BS 280 - 310, STRINGER 19L. REMOVED AND REPLACED THE STRINGER 19L, BS 310 IAW SRM 51-4&06. (N528GJ)
- [SDR N6WA2026101206](https://openairdocs.org/sdr/N6WA2026101206), Oct 9, 2026: Cndair CL6002C11. STRINGER. CORRODED. CORROSION ON FS310-319, STGR 21R. REMOVED AND REPLACED STRINGER 21RJH IAW CRJ SRM 51-42-06. (N528GJ)
- [SDR N6WA2026101203](https://openairdocs.org/sdr/N6WA2026101203), Oct 9, 2026: Cndair CL6002C11. STRINGER SPLICE. CORRODED. CORROSION OUT OF LIMITS ON STGR SPLICE AT FS333 STGR 24R. REMOVED AND REPLACED STGR SPLICE AT 8333 STGR24R CRJ SRM 5E25- (N528GJ)
- [SDR N6WA2026101202](https://openairdocs.org/sdr/N6WA2026101202), Oct 9, 2026: Cndair CL6002C11. STRINGER. CORRODED. CORROSION OUT OF LIMITS ON STR 19R, BS 500. PERFORMED PERMANENT REPAIR AT STGR 19R, BS 500 IAW EO C550-53MR-050, REV. O  (N528GJ)
- [SDR N6WA2026101201](https://openairdocs.org/sdr/N6WA2026101201), Oct 9, 2026: Cndair CL6002C11. STRINGER. CORRODED. CORROSION OUT OF LIMITS ON STR19R, STA 500. PERFORMED PERMANENT REPAIR AT STGR 19R BS 500 IAW EO C550-53MR-050, REV. O A (N528GJ)
- [SDR AALA202610204039](https://openairdocs.org/sdr/AALA202610204039), Oct 8, 2026: Boeing 737823. STRINGER. CORRODED. AIRCRAFT IN BASE MAINTENANCE: GALVANIC COROSSION ON STRINGER AT 27R STA 887. MAINTENANCE IAW BOEING DRAWING 147A3288 AND (N811NN)
- [SDR IXXA20261007001](https://openairdocs.org/sdr/IXXA20261007001), Oct 7, 2026: Boeing 767323. STRINGER. DEFORMED. MAIN CARGO COMPARTMENT STRINGER 18R BETWEEN BS 654+66 TO BS 654+44 FOUND DEFORMED DAMAGE. (N443AZ)
- [SDR CALA2026101220297](https://openairdocs.org/sdr/CALA2026101220297), Oct 5, 2026: Boeing 737824. STRINGER. BENT. FUSELAGE STRINGER HAS A POSSIBLE DEFORMATION AT FASTENER LOCATION STA 1036. STR HAD A DENT NOT PERMITTED IAW SRM 53-00-0 (N24212)
- [SDR IXXA20261001001](https://openairdocs.org/sdr/IXXA20261001001), Oct 1, 2026: Boeing 767323. STRINGER. DEFORMED. MAIN CARGO COMPARTMENT STRINGER 14L BTWN BS 654+66 & 654+88, FOUND DEFORMED DAMAGE. (N443AZ)
- [SDR IXXA20260930007](https://openairdocs.org/sdr/IXXA20260930007), Sep 30, 2026: Boeing 767323. STRINGER. DEFORMED. MAIN CARGO COMPARTMENT STRINGER 14R BETWEEN 654+88 TO STATION 654+110 FOUND DEFORMED DAMAGE (N443AZ)
- [SDR IXXA20260930006](https://openairdocs.org/sdr/IXXA20260930006), Sep 30, 2026: Boeing 767323. STRINGER. DEFORMED. MAIN CARGO COMPARTMENT STRINGER 14R BETWEEN 654+88 TO STATION 654+110 FOUND DEFORMED DAMAGE (N443AZ)
- [SDR IXXA20260930005](https://openairdocs.org/sdr/IXXA20260930005), Sep 30, 2026: Boeing 767323. STRINGER. DEFORMED. MAIN CARGO COMPARTMENT STRINGER 14R BETWEEN STATION 654+88 TO 654+110 FOUND A DEFORMED DAMAGE. (N443AZ)
- [SDR IXXA20260930004](https://openairdocs.org/sdr/IXXA20260930004), Sep 30, 2026: Boeing 767323. STRINGER. PRELOADED. HIDDEN DAMAGE - FOUND A PRELOADING CONDITION IN S-16L BETWEEN BS 654+22 AND 654+110 CAUSING HOLE MISALIGNMENT AND FRAME  (N443AZ)
- [SDR IXXA20260930003](https://openairdocs.org/sdr/IXXA20260930003), Sep 30, 2026: Boeing 767323. STRINGER. PRELOADED. HIDDEN DAMAGE AT STRINGER 14L AT BS 654.90 TO 654.121 BENT DUE TO PRE-LOAD. (N443AZ)
- [SDR FDEA202609291448](https://openairdocs.org/sdr/FDEA202609291448), Sep 29, 2026: Doug MD11F. LONGERON SPLICE. CORRODED. LOWER CENTER CARGO COMPARTMENT BILGE AREA LONGERON 48R SPLICE FOUND CORRODED AT BS 1705. EVALUATED AND FOUND EXFOLIATION (N595FE)
- [SDR REXA2026101601933](https://openairdocs.org/sdr/REXA2026101601933), Sep 23, 2026: Cndair CL6002D24. STRINGER SPLICE. CORRODED. AFTER REMOVAL OF STRINGER 21R, CORROSION WAS FOUND ON THE STRINGER SPLICE, BETWEEN BS 469 - 485. THE STRINGER SPLICE WAS (N296PQ)
- [SDR KCSA202609221218](https://openairdocs.org/sdr/KCSA202609221218), Sep 22, 2026: Boeing 7474B5. STRINGER. CRACKED. STRINGER 10R AT STA 500 CRACKED (N708CK)
- [SDR KCSA202609221213](https://openairdocs.org/sdr/KCSA202609221213), Sep 22, 2026: Boeing 7474B5. STRINGER. CRACKED. STRINGER 10L, BS 500 CRACKED. (N708CK)
- [SDR YENA2026092300885](https://openairdocs.org/sdr/YENA2026092300885), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORROSION ON STRINGER 30L, BTWN FR 61 - 62, IN THE AFT CARGO BAY. PERFORMED A REPAIR ON STRING (N588JB)
- [SDR YENA2026092300884](https://openairdocs.org/sdr/YENA2026092300884), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORROSION ON STRINGER 32L, BTWN FR 57 - 59 IN THE AFT CARGO BAY. PERFORMED A REPAIR ON STRINGE (N588JB)
- [SDR YENA2026092300883](https://openairdocs.org/sdr/YENA2026092300883), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORROSION ON STRINGER 32L, BTWN FR 60 - 61. IN AFT CARGO BAY. PERFORMED A REPAIR ON STRINGER 3 (N588JB)
- [SDR YENA2026092300882](https://openairdocs.org/sdr/YENA2026092300882), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORROSION ON STRINGER 32L. BTWN FR 60 - 61 IN THE CARGO BAY. PERFORMED A REPAIR ON STRINGER 32 (N588JB)
- [SDR YENA2026092300881](https://openairdocs.org/sdr/YENA2026092300881), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORROSION IN STRINGER 33L, FR57 - 58 IN THE AFT CARGO BAY. PERFORMED A REPAIR ON STRINGER 33L  (N588JB)
- [SDR YENA2026092300880](https://openairdocs.org/sdr/YENA2026092300880), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORROSION STRINGER 33L LOCATED AT FR59 IN AFT CARGO BAY. PERFORMED A REPAIR ON STRINGER 33L, F (N588JB)
- [SDR YENA2026092300879](https://openairdocs.org/sdr/YENA2026092300879), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, STRINGER 36L CORRODED, BTWN FR 57 - 58. REPAIRED STRINGER 36L AND FR57 PLUS 18 INCHES IAW SRM  (N588JB)
- [SDR YENA2026092300878](https://openairdocs.org/sdr/YENA2026092300878), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, CORRODED STRINGER 37L, BTWN FRAMES 56 & 57. REPAIRED THE STRINGER 37L AND 15 INCHES PLUS FR56, (N588JB)
- [SDR YENA2026092300877](https://openairdocs.org/sdr/YENA2026092300877), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, STRINGER 43L CORRODED BTWN FR 56 - 58. REPAIRED STRINGER 37L IAW SRM 53-00-13-300-001, THIS RE (N588JB)
- [SDR YEN2026F00005](https://openairdocs.org/sdr/YEN2026F00005), Sep 21, 2026: Airbus A320232. STRINGER. CORRODED. DURING HEAVY MAINTENANCE, STRINGER 43L CORRODED, BTWN FRAMES 56 - 58. REPAIR STRINGER 37L, IAW SRM 53-00-13-300-001, THI (N588JB)
- [SDR UIEA2026092100898](https://openairdocs.org/sdr/UIEA2026092100898), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR BS 2360, S-7L FWD SIDE. REPAIRED DAMAGED AREA IAW WS 60689, SRM 53-60-03-2R-8 REV 49 A (N852GT)
- [SDR UIEA2026092100899](https://openairdocs.org/sdr/UIEA2026092100899), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR BS 880, S-8L AFT SIDE. REPAIRED CRACK AREA IAW WS 60691, SRM 53-20-03-2R-1 REV 49 AND  (N852GT)
- [SDR UIEA2026092100900](https://openairdocs.org/sdr/UIEA2026092100900), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR BS 870, S-7R FWD SIDE. REPAIRED DAMAGED AREA IAW WS 60704, SRM 53-20-03-2R-1 REV 49 AN (N852GT)
- [SDR UIEA2026092100901](https://openairdocs.org/sdr/UIEA2026092100901), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR STA 2360, S-20R FWD SIDE. REPAIRED DAMAGED AREA IAW WS 60683 & SRM 53-60-03-2R-8 R (N852GT)
- [SDR UIEA2026092100902](https://openairdocs.org/sdr/UIEA2026092100902), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR STA 2360, S-5L FWD SIDE. ACCOMPLISHED EI T2026A53M-1841 REV 2. 2. CONDITION CHECK NORM (N852GT)
- [SDR UIEA2026092100903](https://openairdocs.org/sdr/UIEA2026092100903), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR STA 2360, S-21R FWD SIDE. ACCOMPLISHED IAW WS 60684 AND SRM 53-60-03-2R-8 REV 49. 2. C (N852GT)
- [SDR UIEA2026092100904](https://openairdocs.org/sdr/UIEA2026092100904), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR STA 2360, S-7R FWD SIDE. REPAIRED DAMAGED AREA IAW WS 60690 AND SRM 53-60-03-2R-8 REV  (N852GT)
- [SDR UIEA2026092100905](https://openairdocs.org/sdr/UIEA2026092100905), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR STA 2180, S-11R AFT SIDE. REPAIRED DAMAGED AREA IAW WS 60686 & SRM 53-60-03-2R-3 REV 4 (N852GT)
- [SDR UIEA2026092100906](https://openairdocs.org/sdr/UIEA2026092100906), Sep 21, 2026: Boeing 74787UF. STRINGER. CRACKED. CRACK DAMAGE ON THE STRINGER NEAR BS 2180, S-10R AFT SIDE. REPAIRED DAMAGED AREA IAW WS 60687 & SRM 53-60-03-2R-3 REV 49 (N852GT)
- [SDR FDEA202609211390](https://openairdocs.org/sdr/FDEA202609211390), Sep 21, 2026: Airbus A300F4605R. STRINGER SPLICE. CRACKED. MDCC FR 47, S-18L STRINGER SPLICE CRACKED. REPLACED THE STRINGER SPLICE AT MDCC FR47, S-18L PER A300-600F SRM51-40-21 &  (N670FE)
- [SDR R61A2026100900300](https://openairdocs.org/sdr/R61A2026100900300), Sep 18, 2026: Emb ERJ170200LR. STRINGER. CORRODED. CENTER FUSELAGE 3 STINGER20R HAS CORROSION AROUND 2 RIVET HEAD AT FRAME 88-89. PERFORMED PERMANENT REINFORCING REPAIR RE (N221JQ)
- [SDR R61A2026100900299](https://openairdocs.org/sdr/R61A2026100900299), Sep 18, 2026: Emb ERJ170200LR. STRINGER. CORRODED. CENTER FUSELAGE 3 STINGER21R HAS CORROSION AROUND RIVET HEAD AT FRAME 89-90.PERFORMED PERMANENT REINFORCING REPAIR REF.  (N221JQ)
- [SDR R61A2026100900297](https://openairdocs.org/sdr/R61A2026100900297), Sep 18, 2026: Emb ERJ170200LR. STRINGER. CORRODED. CENTER FUSELAGE 3 STINGER23L HAS CORROSION AROUND RIVET HEAD AT FRAME 89-90.REMOVED SECTION OF STRINGER 23L FR83-F90 IAW (N221JQ)
- [SDR ABXA20260918430](https://openairdocs.org/sdr/ABXA20260918430), Sep 18, 2026: Boeing 767383. STRINGER. DAMAGED. DURING T/S OF R IDG, FOUND FRAME AT STA 698 STR 22R DAMAGED FROM ELECTRICAL DISCHARGE. A/C GROUNDED AND TEMP REPAIR WAS  (N220CM)
- [SDR ABXA20260918419](https://openairdocs.org/sdr/ABXA20260918419), Sep 18, 2026: Boeing 7673P6. STRINGER. DAMAGED. (FORWARD PIT) DAMAGED STRINGER BETWEEN STA 522-544 STRINGER 33L ACCOMPLISHED REPAIR OF STRINGER 332 BETWEEN STA. 522-544 (N762CK)

All 36,268: https://openairdocs.org/jasc/5313/reports.md

## Other codes in chapter 53

- [JASC 5300](https://openairdocs.org/jasc/5300): Fuselage Structure (General) (8,204 reports)
- [JASC 5301](https://openairdocs.org/jasc/5301): Aerial Tow Equipment (18 reports)
- [JASC 5302](https://openairdocs.org/jasc/5302): Rotorcraft Tail Boom (965 reports)
- [JASC 5310](https://openairdocs.org/jasc/5310): Fuselage Main, Structure (38,419 reports)
- [JASC 5311](https://openairdocs.org/jasc/5311): Fuselage Main, Frame (61,513 reports)
- [JASC 5312](https://openairdocs.org/jasc/5312): Fuselage Main, Bulkhead (20,041 reports)
- [JASC 5314](https://openairdocs.org/jasc/5314): Fuselage Main, Keel (2,917 reports)
- [JASC 5315](https://openairdocs.org/jasc/5315): Fuselage Main, Floor Beam (44,160 reports)
- [JASC 5320](https://openairdocs.org/jasc/5320): Fuselage Miscellaneous Structure (215,762 reports)
- [JASC 5321](https://openairdocs.org/jasc/5321): Fuselage Floor Panel (49,299 reports)
- [JASC 5322](https://openairdocs.org/jasc/5322): Fuselage Internal Mounting Structure (12,746 reports)
- [JASC 5323](https://openairdocs.org/jasc/5323): Fuselage Internal Stairs (98 reports)
- [JASC 5324](https://openairdocs.org/jasc/5324): Fuselage Fixed Partitions (40 reports)
- [JASC 5330](https://openairdocs.org/jasc/5330): Fuselage Main, Plate/Skin (79,230 reports)
- [JASC 5340](https://openairdocs.org/jasc/5340): Fuselage Main, Attach Fittings (22,383 reports)
- [JASC 5341](https://openairdocs.org/jasc/5341): Fuselage, Wing Attach Fittings (489 reports)
- [JASC 5342](https://openairdocs.org/jasc/5342): Fuselage, Stabilizer Attach Fittings (573 reports)
- [JASC 5343](https://openairdocs.org/jasc/5343): Fuselage, Landing Gear Attach Fittings (1,946 reports)
- [JASC 5344](https://openairdocs.org/jasc/5344): Fuselage, Door Hinge (2,419 reports)
- [JASC 5345](https://openairdocs.org/jasc/5345): Fuselage, Equipment Attach Fittings (815 reports)
- [JASC 5346](https://openairdocs.org/jasc/5346): Fuselage, Powerplant Attach Fittings (921 reports)
- [JASC 5347](https://openairdocs.org/jasc/5347): Fuselage, Seat/Cargo Attach Fittings (66,290 reports)
- [JASC 5350](https://openairdocs.org/jasc/5350): Aerodynamic Fairings (6,107 reports)
- [JASC 5397](https://openairdocs.org/jasc/5397): Fuselage Main, Bulkhead Fuselage wiring (67 reports)

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