# SDR SWAA2021080487182

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2021
- Submitted: August 4, 2021
- Operation: Air carrier
- Aircraft: [N940WN](https://openairdocs.org/aircraft/N940WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36900
- Aircraft time: 39,596 hours, 24,067 cycles
- System (JASC): [5321 · Fuselage Floor Panel](https://openairdocs.org/jasc/5321)
- Part: Floor Panel
- Condition: Damaged
- Location: Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021080487182

## Discrepancy

AFT FLOOR PANEL 241AEF HAS PLY DAMAGE ON THE AFT EDGE UPPER SURFACE SKIN ; / [01] IDENTIFIED PANEL MATERIAL IAW SRM 53-00-50-0I-1 FIG 6 TABLE 6.<BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARA 4F.<BR>DAMAGE WILL BE REPAIRED IAW SRM 53-00-50-2R-1.<BR>REMOVED 2EA THROUGH INSERTS TO FACILITATE REPAIR IAW SRM 53-00-50-2R-9 PARA 4B.<BR>REMOVED DAMAGED PLIES AND LOOSE PIECES OF CORE; CLEANED REPAIR AREA IAW SRM 53-00-50-2R-1 PARA 3C-F.; [02] CORRECTION TO STEP 1: INSERT REMOVAL ACCOMPLISHED IAW SRM 53-00-50-2R-1 PARA 3B.; [03] VALIDATED APPLICABILITY OF SRM 53-00-50-2R-1.; [04] VERIFIED DAMAGE OUT OF LIMITS AND DAMAGE REMOVAL PER SRM 53-00-50-1A-1 AND 53-00-50-2R-1. OKAY TO PROCEED.; [05] APPLIED BMS 5-28 TY 19 LOT#1455162-1; CURED & SANDED FLUSH.<BR>USED SCALE ID:ATS2275 S/N P1662216 AND THERMOMETER<BR>ID: ATS2208 S/N 43300740WS<BR>IAW SRM 53-00-50-2R-1 PARA 3 G-J; [06] VERIFIED ITEM 5; [07] FABRICATED REPAIR PLIES USING BMS 9-3ST1581 LOT#1458851-1;<BR>OK TO INSTALL IAW SRM 53-00-50-2R-1 PARA 3K.; [08] VERIFIED FABRICATED REPAIR PLIES USING BMS 9-3ST1581 LOT#1458851-1; <BR>OK TO INSTALL IAW SRM 53-00-50-2R-1 PARA 3K.

---
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.