# Service difficulty reports: N556AS

A list on [N556AS](https://openairdocs.org/aircraft/N556AS.md).

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

Page 1 of 2 · 94 reports

- [SDR ASAA2026020364125](https://openairdocs.org/sdr/ASAA2026020364125.md): Lamp · inoperative · Feb 3, 2026 · N556AS · Boeing 737890 · Emergency Lighting
  > LEFT EMERGENCY SLIDE LIGHT BEHIND WHEEL WELL INOPERATIVE. GROUNDED - YES. REPLACED THE LAMP IN THE LT EMERGENCY SLIDE LIGHT BEHIND WHEEL WELL, OPS CHECKED NORMAL IAW AMM 33-51-04.
- [SDR ASAA2025092362424](https://openairdocs.org/sdr/ASAA2025092362424.md): Power Supply · inoperative · Sep 23, 2025 · N556AS · Boeing 737890 · Emergency Lighting
  > CUSTOMER WALK ITEM: LH AFT OVERWING HATCH EXTERNAL EMERGENCY EXIT LIGHT INOP. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY MI675 AT L/H FWD ENTRY DOOR, OPS CHECK COMPLETED. OPS CHECK GOOD I.A.W. B737-800 AMM 31-51-06-960-806.WO: 2065538REF
- [SDR ASAA2025031756622](https://openairdocs.org/sdr/ASAA2025031756622.md): Lens · missing · Mar 15, 2025 · N556AS · Boeing 737890 · Emergency Lighting
  > EXIT ROW 16ABC EXIT PLACARD MISSING & LIGHT INOP. GROUNDED - YES. FOUND EMERGENCY EXIT LENS MISSING. NOT EXIT PLACARD. INSTALLED NEW EMERGENCY EXIT LENS AT ROW 16ABC AS REQUIRED. PERFORMED OPS TEST OF EMERGENCY EXIT LIGHTS. EMERGENCY EXIT LIGHTS AT 16 ABC OPS
- [SDR ASAA2025022756308](https://openairdocs.org/sdr/ASAA2025022756308.md): Battery Pack · inoperative · Feb 27, 2025 · N556AS · Boeing 737890 · Emergency Lighting
  > SEVERAL EMERGENCY LIGHTS IN ACFT CABIN ARE INOP. GROUNDED - YES. REMOVED, REPLACED AND OP CHECKED GOOD RH ROWS 8 AND 16 EMERGENCY LIGHT BATTERY BACKS IAW B737-800 AMM 33-51-06-960-802.
- [SDR ASAA2025020656091](https://openairdocs.org/sdr/ASAA2025020656091.md): Rib · cracked · Feb 6, 2025 · N556AS · Boeing 737890 · Horizontal Stabilizer, Spar/Rib
  > RIGHT HAND HORIZONTAL STAB HAS A CRACKED RIB AT STA 129.50. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED RIB IAW B737-800 SRM 55-10-09-2R-5.
- [SDR ASAA2025020556003](https://openairdocs.org/sdr/ASAA2025020556003.md): Transition Panel · corroded · Feb 5, 2025 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FWD PIT R/H TRANSITION IS PUNCTURED AND HAS SPOTS OF CORROSION STA 500A TO 500D. GROUNDED - YES. FOUND TO BE 100% MAT LOSS. REMOVED AND REPLACED DAMAGED SECTION OF TRANSITIONSTA 500A TO 500D IAW B737-800 SRM 51-40-02-0G-0 AND 53-00-53-2R-6W= 2 O=.040 R= 0 L=
- [SDR ASAA2025020156006](https://openairdocs.org/sdr/ASAA2025020156006.md): Web · corroded · Feb 1, 2025 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT PIT DOOR CUTOUT LOWER SILL WEB HAS SPOTS OF CORROSION. GROUNDED - YES. REMOVED CORROSION LOWER SILL WEB, FOUND OUT LIMITS IAW B737-800 SRM 53-60-15-1A-1. REMOVED AND RELACED IAW B737-800 SRM 51-40-02-0G-0W= 2" O-= 0.050" R= 0.044" L= 1.2" D= 0.006".
- [SDR ASAA2025020156005](https://openairdocs.org/sdr/ASAA2025020156005.md): Web · corroded · Feb 1, 2025 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FWD PIT DOOR CUTOUT LOWER SILL WEB HAS SPOTS OF CORROSION. GROUNDED - YES. REMOVED DAMAGE FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-30-15-1A-1. REMOVED AND REPLACED SILL WEB IAW B737-800 SRM 51-40-02-0G-0W= 2.3" O= 0.045" R= 0.037" L= 3" D= 0.008".
- [SDR ASAA2025020156004](https://openairdocs.org/sdr/ASAA2025020156004.md): Transition Panel · corroded · Feb 1, 2025 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FWD PIT R/H TRANSITION HAS SPOTS OF CORROSION STA 500H TO 500I. GROUNDED - YES. REPAIRED TRANSITION PANEL SUPPOR ON RH FWD CARGO COMPT. STA 500H TO 500I IAW B737-800 SRM 53-00-53-2R-5W= 1.5 O= 0.045" R= 0.037" L= 2" D= 0.008".
- [SDR ASAA2024111153755](https://openairdocs.org/sdr/ASAA2024111153755.md): Cover · missing · Nov 11, 2024 · N556AS · Boeing 737890 · Emergency Lighting
  > 17A EXIT LIGHT COVER MISISNG. GROUNDED - YES. REPLACED EMERGENCY LIGHT LENSE IN REF TO AMM 33-51-01.
- [SDR ASAA2024020747734](https://openairdocs.org/sdr/ASAA2024020747734.md): Power Supply · inoperative · Feb 7, 2024 · N556AS · Boeing 737890 · Emergency Lighting
  > WHILE ACCOMPLISHING EMERGENCY BATTERY PACK CAPACITY FUNCTIONAL TEST, AFT LEFT SECTION BATTERY PACK DID NOT OPERATE CORRECTLY. GROUNDED - YES. REMOVED AND REPLACED M1673 BATTERY PACK ASSY EMERGENCY LIGHT OPERATIONAL CHECK GOOD REF WDM 33-51-14 P4 SHEET 1.
- [SDR ASAA2023122046885](https://openairdocs.org/sdr/ASAA2023122046885.md): Bulb · inoperative · Dec 20, 2023 · N556AS · Boeing 737890 · Emergency Lighting
  > EXTERIOR EMERGENCY EXIT LIGHT AFT OF L1 DOOR INOP. GROUNDED - YES. RELAMPED EXTERIOR EMERGENCY EXIT LIGHT AFT OF L1 DOOR, OPS CK GOOD IAW B737-800 AMM 33-51-04-960-801.
- [SDR ASAA2023071944121](https://openairdocs.org/sdr/ASAA2023071944121.md): Lamp · inoperative · Jul 19, 2023 · N556AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY EXIT AREA LT INOP @ 9 ABC. GROUNDED - YES. RELAMPED EMERGENCY EXIT AREA LT @ 9 ABC, OPS CHECKS OK. REF AMM 33-51-03.
- [SDR ASAA2023031642379](https://openairdocs.org/sdr/ASAA2023031642379.md): Lens · missing · Mar 16, 2023 · N556AS · Boeing 737890 · Emergency Lighting
  > LOWER PLASTIC EXIT COVER NEXT TO SEAT 16A (A/C LEFT) COVER MISSING. GROUNDED - YES. REPLACED PLASTIC EXIT COVER NEXT TO SEAT 16A AS REQUIRED.
- [SDR ASAA2022121541149](https://openairdocs.org/sdr/ASAA2022121541149.md): Sign · detached · Dec 15, 2022 · N556AS · Boeing 737890 · Emergency Lighting
  > EXIT SIGN FELL OFF OF OVERHEAD. GROUNDED - YES. REINSTALLED THE SIGN.
- [SDR ASAA2022101140253](https://openairdocs.org/sdr/ASAA2022101140253.md): Lamp · inoperative · Oct 11, 2022 · N556AS · Boeing 737890 · Emergency Lighting
  > OVERHEAD EMERGENCY AISLE LIGHT INOP ROW 32. GROUNDED - YES. RELAMPED. OPS CHECK NORMAL.
- [SDR ASAA2022032537787](https://openairdocs.org/sdr/ASAA2022032537787.md): Bulb · inoperative · Mar 25, 2022 · N556AS · Boeing 737890 · Emergency Lighting
  > EXTERIOR R-1 EMERGENCY LIGHT INOP. GROUNDED - YES. RELAMPED R-1 EMERGENCY SLIDE LIGHT. REF B737-800 AMM 33-51-04.
- [SDR ASAA2022021837551](https://openairdocs.org/sdr/ASAA2022021837551.md): Intercostal · corroded · Feb 18, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT WET AREA R/H G4 GALLEY MOUNT SUPPORT INTERCOSTAL RBL 33 STA 986 TO 1006 IS CORRODED. GROUNDED - YES. LOCATED AND DRILLED NEW INTERCOSTAL IAW 737-800 SRM 51-40-05-0G-0 REMOVAL AND INSTALLATION TO BE C/W ON CARD S/N OK298249W=1 O=.100 R=0 L=1 D=.100.
- [SDR ASAA2022021737554](https://openairdocs.org/sdr/ASAA2022021737554.md): Intercostal · corroded · Feb 17, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT WET L/H G4 GALLEY MOUNT SUPPORT LBL 32 STA 986 TO 1006 IS CORRODED ON TOP CAP UNDER WHERE MOUNT FITTING SITS. GROUNDED - YES. LOCATED AND DRILLED NEW INTERCOSTAL IAW 737-800 SRM 51-40-05-0G-0 REMOVAL AND INSTALLATION TO BE ACCOMPLISHED ON CARD OK298249W=1
- [SDR ASAA2022021537591](https://openairdocs.org/sdr/ASAA2022021537591.md): Intercostal · corroded · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT WET AREA LAV MOUNT SUPPORT LBL 50 STA 907-927 HAS CORROSION AROUND MOUNT FITTING. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW 737-800 SRM 51-40-02-0G-0 AND 51-40-05-0G-0W-1" O-.108" R-.047" L-1" D-.064".
- [SDR ASAA2022021537590](https://openairdocs.org/sdr/ASAA2022021537590.md): Intercostal · corroded · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > LAV MOUNT SUPPORT STA 947 HAS CORROSION AT LBL 24 AROUND LAV MOUNT FITTING. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW 737-800 SRM 51-40-02-0G-0 AND 51-40-05-0G-0 W-1" O-.092" R-.012" L-1" D-.080".
- [SDR ASAA2022021537589](https://openairdocs.org/sdr/ASAA2022021537589.md): Intercostal · corroded · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT WET AREA LAV MOUNT SUPPORT LBL 24 STA 907-927 HAS CORROSION AROUND MOUNT FITTING. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW B737-800 SRM 51-40-02-0G-0 AND 51-40-05-0G-0W 1 O.108 R.044 L 2 D.064.
- [SDR ASAA2022021537552](https://openairdocs.org/sdr/ASAA2022021537552.md): Beam · corroded · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT WET STA 989 FLOOR BEAM HAS MULTIPLE SPOTS OF CORROSION ALONG TOP CAP. GROUNDED - YES. FOUND TO HAVE 100% MAT LOSS REMOVED AND REPLACED STA 986 BEAM UPPER T-CAP REPAIR PARTS IAW B737-800 SRM 53-70-51-2R-4W=.3 O=.150 R=0 L=6 D=.150.
- [SDR ASAA2022021537533](https://openairdocs.org/sdr/ASAA2022021537533.md): Intercostal · cracked · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > FWD WET AREA INTERCOSTAL BL 0 STA 278-294 IS CRACKED. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW B737-800 SRM 51-40-02-0G-0.
- [SDR ASAA2022021537532](https://openairdocs.org/sdr/ASAA2022021537532.md): Floorbeam · corroded · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > FLOOR BEAM STA 947 HAS CORROSION AT RBL 50 AROUND MOUNT FITTING. GROUNDED - YES. REPAIRED FLOORBEAM UPPER HORZ FLANGE IAW 737-800 SRM 53-70-51-2R-5W-1" O-.180" R-.148" L-1" D-.022".
- [SDR ASAA2022021537531](https://openairdocs.org/sdr/ASAA2022021537531.md): Intercostal · corroded · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > LAV MOUNT SUPPORT INTERCOSTAL RBL 44 STA 947-967 HAS CORROSION. GROUNDED - YES. LOCATED AND DRILLED NEW INTERCOSTAL IAW 737-800 SRM 51-40-05-0G-0 REMOVAL AND INSTALLATION OF INTERCOSTAL TO BE ACCOMPLISHED ON CARD S/N OK298246 1020052-2000-0146W-1" O-.108" R-.0
- [SDR ASAA2022021537525](https://openairdocs.org/sdr/ASAA2022021537525.md): Intercostal · cracked · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > FWD WET AREA INTERCOSTAL LBL 46 STA 312 TO 328 IS CRACKED. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL ON LBL 46 STA 312 TO 328 IAW B737-800 SRM 51-40-02-0G-0 PARA 7.D.
- [SDR ASAA2022021537524](https://openairdocs.org/sdr/ASAA2022021537524.md): Intercostal · cracked · Feb 15, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > FWD WET AREA INTERCOSTAL RBL 30 STA 312-328 IS CRACKED. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL ON RBL 30 STA 312-328 IAW B737-800 SRM 51-40-02-0G-0 PARA 7.D.
- [SDR ASAA2022021237630](https://openairdocs.org/sdr/ASAA2022021237630.md): Web · corroded · Feb 12, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT CARGO DOOR OPENING LOWER THRESHOLD WEB HAS MULTIPLE AREAS OF CORROSION. GROUNDED - YES. REMOVED CORROSION AND CHECKED LIMITS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1 REMOVED AND REPLACED WEB IAW B737-800 SRM 51-40-05-0G-0 & 51-40-02-0G-0W=1
- [SDR ASAA2022021237553](https://openairdocs.org/sdr/ASAA2022021237553.md): Cargo Track · corroded · Feb 12, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > AFT CARGO TRACK AT RBL 14 HAS CORROSION AT STA 797. GROUNDED - YES. BLENDED CORROSION AREAS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-00-1A-2 REPAIRED IAW B737-800 SRM 53-00-53-2R-3W=.6 O=.070 R=.049 L=1.00 D=.021.
- [SDR ASAA2022021237523](https://openairdocs.org/sdr/ASAA2022021237523.md): Plate · corroded · Feb 12, 2022 · N556AS · Boeing 737890 · Fuselage Main, Structure
  > FWD PIT R/H TRANSITION PANEL CORRODED STA 500D TO 500G+10. GROUNDED - YES. REMOVED AND REPAIRED DAMAGED SECTION OF TRANSITION IAW B737-800 SRM 53-00-53-2R-5W: 2 O":.040 R: 0 L: 10 D:.040.
- [SDR ASAA2022020937655](https://openairdocs.org/sdr/ASAA2022020937655.md): Battery Pack · failed · Feb 9, 2022 · N556AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY LIGHTS BY L2 DOOR FAILED BATTERY PACK TEST. GROUNDED - YES. REPLACED BATTERY PACK S/N 189920 OPS CHECK GOOD IAW B737-800 AMM 33-51-06-960-805.
- [SDR ASAA2021051634833](https://openairdocs.org/sdr/ASAA2021051634833.md): Lamp · inoperative · May 16, 2021 · N556AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY LIGHT AT ROW 21 DEF INOP. GROUNDED - YES. RELAMPED EMERGENCY LIGHT AT ROW 21 DEF PER AMM 33-51-03, OPS CHECK GOOD.
- [SDR ASAA2020071332890](https://openairdocs.org/sdr/ASAA2020071332890.md): Battery Pack · failed · Jul 11, 2020 · N556AS · Boeing 737890 · Emergency Lighting
  > EMERGENCY LIGHTS LOCATIONS FWD GALLEY RT SIDE FAILED 15 MIN CHECK. AND LOCATION FWD CABIN LT SIDE. GROUNDED - YES. REMOVED & REPLACED EMERG BATTERY PACKS LOCATION M2335 & M1672 REF AMM 33-51-06.
- [SDR ASAA2020021293147](https://openairdocs.org/sdr/ASAA2020021293147.md): Transition Panel · corroded · Jan 29, 2020 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT CARGO L/H TRANSITION PANEL AT STA 727I TO STA 849 HAS MULTIPLE AREAS OF CORROSION. GROUNDED - YES. REMOVED CORR AND CHECKED LIMITS FOUND TRANSITION PANEL OUT OF LIMITS IAW B737 800 SRM 53 00 53 1A 2 REPAIRED TRANSITION PANEL FROM STA 727J TO 849 IAW B737 8
- [SDR ASAA2020021432179](https://openairdocs.org/sdr/ASAA2020021432179.md): Transition Panel · corroded · Jan 26, 2020 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT CARGO COMPARTMENT R/H TRANSITION PANEL CORRODED FROM 727I - 767. GROUNDED - YES. REPAIRED R/H TRANSITION PANEL 727I - 767 IAW B737-800 SRM 53 00 53 2R 5 REPAIR 5 W 2.0" O.040 R.018 L 12.0 D.022.
- [SDR ASAA2020021162135](https://openairdocs.org/sdr/ASAA2020021162135.md): Shield · corroded · Jan 26, 2020 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT CARGO COMPARTMENT DOOR CUTOUT FWD SHIELD CORRODED. GROUNDED - YES. BLENDED OUT CORR ON AFT CARGO COMPARTMENT DOOR RFWD SHIELD, OUT OF LIMITS, IAW B737 800 SRM 53 60 15 1A 1 REMOVED AND REPLACED SHIELD ASSY IAW B737 800 SRM 51 40 02 0G 0 W 4" O.050 R.042
- [SDR ASAA2020021253146](https://openairdocs.org/sdr/ASAA2020021253146.md): Transition Panel · corroded · Jan 25, 2020 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > AFT CARGO COMPARTMENT L/H TRANSITION PANEL CORRODED FROM 727D TO 727L. GROUNDED - YES. REMOVED CORR AND CHECKED LIMITS FOUND TO BE OUT OF LIMITS IAW B737 800 SRM 53 00 53 1A 2 REPAIRED TRANSTION PANEL 727D-727I IAW B737 800 SRM 53 00 53 2R 5 REPAIR 5 W 2" O.0
- [SDR ASAA202002032042](https://openairdocs.org/sdr/ASAA202002032042.md): Battery Pack · no test · Jan 23, 2020 · N556AS · Boeing 737890 · Emergency Lighting
  > L1 DOOR EMERGENCY LIGHTS BATTERY PACK FAILS CK. GROUNDED - YES. REMOVED AND REPLACED EMERGENCY BATTERY PACK M1675 DISPLACED AND REINSTALLED FWD ENTRY LIGHT OPERATIONAL TEST WAS GOOD WORK PERFORMED IAW B737 800 AMM 33 51 06 960 805.
- [SDR ASAA2020012423953](https://openairdocs.org/sdr/ASAA2020012423953.md): Solenoid Valve · intermittent · Jan 22, 2020 · N556AS · Boeing 737890 · Landing Gear Retraction/Extension System
  > GEAR WOULD NOT RETRACT AFTER TAKEOFF. ALL THREE RED AND GREEN LIGHTS. COMPLETED QRH. CHECKED MANUAL GEAR ACCESS DOOR CLOSED CYCLED GEAR WOULD NOT RETRACT. GROUNDED - YES. VERIFIED FAULT. ACCOMPLISHED B737-800 FIM 32-30 TASK 815. SUSPECT ALT EXTENSION SOLENOID
- [SDR ASAA2019092030778](https://openairdocs.org/sdr/ASAA2019092030778.md): Guide Arm · out of adjust · Sep 20, 2019 · N556AS · Boeing 737890 · Passenger/Crew Doors
  > L1 DOOR DIFFICULT TO CLOSE WITH INTERNAL HANDLE. GROUNDED - YES. ADJUSTED L-1 DOOR GUIDE ARM & DOOR STOP PINS REF AMM 52-11-00-820-801 LUBED DOOR UPPER & LOWER HINGES. DOOR SYSTEM TEST HANDLE FORCES WITHIN LIMITS REF AMM 52-11-00-700-804.
- [SDR ASAA2019030428464](https://openairdocs.org/sdr/ASAA2019030428464.md): Light · inoperative · Mar 4, 2019 · N556AS · Boeing 737890 · Emergency Lighting
  > LT AFT MOST EMERGENCY EXIT LIGHT NEXT TO L2 DOOR, IS INOP. GROUNDED - YES. REPLACED LT AFT MOST EMERGENCY EXIT LIGHT REF AMM 33-51-04. OPS CHECK GOOD.
- [SDR ASAA201804194294](https://openairdocs.org/sdr/ASAA201804194294.md): Slide · detached · Apr 17, 2018 · N556AS · Boeing 737890 · Escape Slide
  > L2 DOOR SLIDE DETACHED. ACFT GROUNDED. REINSTALLED THE DOOR SLIDE IAW AMM 25-66-01-400-803. STEP D (1), (C). OPS CHECKED GOOD.
- [SDR ASAA2018011823841](https://openairdocs.org/sdr/ASAA2018011823841.md): Battery Pack · discharged · Jan 18, 2018 · N556AS · Boeing 737890 · Emergency Lighting
  > THE FOLLOWING EMERGENCY LIGHTS ARE INOP, AISLE LIGHTS AT LT ROWS 6 THRU 11 AND LT FWD EXTERIOR OVERWING LIGHT. GROUNDED - YES. REMOVED REPLACED & OPS CHECKED GOOD LT ROW 8 EMERGENCY LIGHTS BATTERY PACK IAW AMM 33-51-06-960-805 STEPS 4D(1)(2)(C), (3-5) & (6)(C)
- [SDR ASAA2018011723186](https://openairdocs.org/sdr/ASAA2018011723186.md): Angle · cracked · Jan 17, 2018 · N556AS · Boeing 737890 · Fuselage Main, Bulkhead
  > BULKEAD WEB, CRACKED AT LOWER ATTACH ANGLE DRAIN HOLE. ACFT GROUNDED.
- [SDR ASAA2018010523189](https://openairdocs.org/sdr/ASAA2018010523189.md): Floorbeam · corroded · Jan 5, 2018 · N556AS · Boeing 737890 · Fuselage Main, Floor Beam
  > ON REMOVAL OF THE AFT LT LAVATORY AFT INBD MOUNT, FOUND CORROSION ON THE BS 947 FLOORBEAM, LBL 32. ACFT GROUNDED. REPAIRED THE FLOORBEAM IAW SRM 53-70-51.
- [SDR ASAA2018010223107](https://openairdocs.org/sdr/ASAA2018010223107.md): Floor Panel · delaminated · Jan 2, 2018 · N556AS · Boeing 737890 · Fuselage Floor Panel
  > AFT WET AREA FLOOR PANEL, RT BS 951 - 986 IS DELAMINATED ON THE LOWER SIDE AND OUTER PLYS DELAMINATED ON UPPER SIDE. ACFT GROUNDED. PERFORMED A BONDED PERMANENT COMPOSITE REPAIR IAW SRM 53-00-50, REPAIRS NR 1 AND 3.
- [SDR ASAA2017122723188](https://openairdocs.org/sdr/ASAA2017122723188.md): Floor Support · corroded · Dec 27, 2017 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FLOOR SUPPORT BETWEEN BS 927 TO 947, LBL 24 CORRODED AT MULTIPLE AREAS. ACFT GROUNDED. REMOVED AND REPLACED THE FLOOR SUPPORT IAW SRM 51-40-02.
- [SDR ASAA2017122723118](https://openairdocs.org/sdr/ASAA2017122723118.md): Floor Support · corroded · Dec 27, 2017 · N556AS · Boeing 737890 · Fuselage Miscellaneous Structure
  > FLOOR SUPPORT BETWEEN BS 927 TO 947, LBL 54 FOUND CORRODED AT MULTIPLE AREAS. ACFT GROUNDED. REMOVED THE CORROSION AND FOUND TO BE OUT OF LIMITS, LOCATED, AND DRILLED A NEW FLOOR SUPPORT IAW SRM 51-40-05, AND 53-70-51-1A-1.
- [SDR ASAA2017122723097](https://openairdocs.org/sdr/ASAA2017122723097.md): Floor Support · corroded · Dec 27, 2017 · N556AS · Boeing 737890 · Fuselage Main, Attach Fittings
  > FLOOR SUPPORT AT LBL 48 CORRODED AT BS 951. ACFT GROUNDED. REMOVED THE CORROSION AND FOUND TO BE OUT OF LIMITS. LOCATED, DRILLED AND INSTALLED A NEW FLOOR SUPPORT IAW SRM 51-40-05, 51-40-02, AND 53-20-51 1A 1.

Next page: https://openairdocs.org/aircraft/N556AS/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 n_number = 'N556AS' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N556AS/reports

---
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.