# N7704B: 2004 Boeing 737-7BD - Status: Valid registration - Airframe: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (registry code 1384511, 149 seats) - Engine: [CFM International CFM56-7B22 series](https://openairdocs.org/engine/cfm-international-cfm56-7b22-series) (registry code 13043) - Serial number: 33918 - Year built: 2004 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: June 4, 2012 - Certificate issued: July 6, 2012 - Expires: July 31, 2028 - Mode S code: AA6BED - Registered owner: [Southwest Airlines Co](https://openairdocs.org/faa-owner/SOUTHWEST%20AIRLINES%20CO) - Location: [Dallas, TX](https://openairdocs.org/faa-place/TX/Dallas) - Owner type: Corporation - Owner's area on the map: 32.8326° N, 96.8491° W: Placed by OpenAirDocs at the center of ZIP code 75235, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=7704B - Page: https://openairdocs.org/aircraft/N7704B From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every CFM International CFM56-7B22 model are included. ## ADs that may apply (OpenAirDocs): 19 in force ### Matched by airframe (Boeing 737-7BD) None in force. ### Matched by engine (CFM International CFM56-7B22 series) - [AD 2023-05-05](https://openairdocs.org/ad/2023-05-05): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 98 more. Effective May 10, 2023 - [AD 2022-02-03](https://openairdocs.org/ad/2022-02-03): Turbine Engine Accessory Drive · CFM International CFM56-3, CFM56-3B, CFM56-3C and 34 more. Effective Mar 22, 2022 - [AD 2021-16-08](https://openairdocs.org/ad/2021-16-08): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 55 more. Effective Sep 28, 2021 - [AD 2018-26-01](https://openairdocs.org/ad/2018-26-01): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jan 10, 2019 - [AD 2018-09-51](https://openairdocs.org/ad/2018-09-51): Engine · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 7, 2018 - [AD 2015-18-04](https://openairdocs.org/ad/2015-18-04): 73-tooth gearshaft located in the engine accessory gearbox (AGB) · CFM International CFM56-3, CFM56-7B20, CFM56-7B20/2 and 47 more. Effective Oct 20, 2015 - [AD 2015-04-02](https://openairdocs.org/ad/2015-04-02): Dual engine thrust instability event · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Mar 31, 2015 - [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09): Stage 3 low-pressure turbine (LPT) · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 88 more. Effective Jul 26, 2010 - [AD 2010-01-05](https://openairdocs.org/ad/2010-01-05): LP turbine rear frames · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 25 more. Effective Feb 18, 2010 - [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02): HPC 4-9 spools · CFM International CFM56-2, CFM56-2A, CFM56-2B and 109 more. Effective Jun 23, 2009 - [AD 2008-03-09](https://openairdocs.org/ad/2008-03-09): Low pressure turbine rear frames (TRFs) · CFM International CFM56-7B18, CFM56-7B20, CFM56-7B22 and 10 more. Effective Mar 10, 2008 - [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007 - [AD 2002-16-18](https://openairdocs.org/ad/2002-16-18): Low pressure turbine (LPT) nozzle segments · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 33 more. Effective Sep 18, 2002 - [AD 2002-13-03](https://openairdocs.org/ad/2002-13-03): Turbofan Engines · CFM International CFM56-2, CFM56-2A, CFM56-2B and 55 more. Effective Aug 1, 2002 - [AD 2001-11-05](https://openairdocs.org/ad/2001-11-05): No. 4 Bearings · CFM International CFM56-2, CFM56-2B, CFM56-3 and 45 more. Effective Jun 11, 2001 - [AD 2001-02-12](https://openairdocs.org/ad/2001-02-12): On-Wing Torque Inspection · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 11 more. Effective Feb 14, 2001 - [AD 98-21-23](https://openairdocs.org/ad/98-21-23): Electronic Engine Control · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Nov 2, 1998 - [AD 98-19-20](https://openairdocs.org/ad/98-19-20): Hydromechanical Unit · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 7 more. Effective Oct 7, 1998 - [AD 98-14-51](https://openairdocs.org/ad/98-14-51): Accessory Gearbox · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Oct 1, 1998 ### Historical (superseded or no longer in force) - [AD 2021-10-09](https://openairdocs.org/ad/2021-10-09) (historical): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 82 more. Effective Jun 24, 2021 - [AD 2019-12-05](https://openairdocs.org/ad/2019-12-05) (historical): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 39 more. Effective Jul 5, 2019 - [AD 2018-18-01](https://openairdocs.org/ad/2018-18-01) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Oct 16, 2018 - [AD 2018-10-11](https://openairdocs.org/ad/2018-10-11) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 1, 2018 - [AD 2018-09-10](https://openairdocs.org/ad/2018-09-10) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective May 14, 2018 - [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01) (historical): Oil dynamic seal assembly · CFM International CFM56-3, CFM56-3B, CFM56-3C and 52 more. Effective Feb 3, 2014 - [AD 2000-12-01](https://openairdocs.org/ad/2000-12-01) (historical): Critical Life-Limited Parts · CFM International CFM56-2, CFM56-2A, CFM56-2B and 54 more. Effective Dec 11, 2000 ## Information bulletins (advisory) (1 in force) - [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014 - [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011 - [SAIB NE-08-17R1](https://openairdocs.org/saib/NE-08-17R1) (historical): Propulsion Technology LLC Unapproved Repair. Issued May 22, 2008 - [SAIB NE-08-17](https://openairdocs.org/saib/NE-08-17) (historical): Propulsion Technologies International Unapproved Repair. Issued May 14, 2008 ## NTSB investigations None matched to N7704B. ## FAA accident and incident reports None matched to N7704B. ## Service difficulty reports (263, newest 50) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR SWAA2026101640537](https://openairdocs.org/sdr/SWAA2026101640537), Oct 9, 2026: LIGHT. INOPERATIVE. L1 DOOR EXTERIOR EMERGENCY LIGHT INOPERATIVE. R & R L1 DOOR EXTERIOR EMERGENCY LIGHT IAW AMM 33-51-04. - [SDR SWAA2026101637171](https://openairdocs.org/sdr/SWAA2026101637171), Oct 9, 2026: LIGHT. INOPERATIVE. PASSENGER CABIN INTERIOR EMERGENCY LIGHT INOPERATIVE AT 22L. THE EXTERIOR EMERGENCY LIGHT R & R IAW AMM 33-51-03. - [SDR SWAA2026101656881](https://openairdocs.org/sdr/SWAA2026101656881), Oct 9, 2026: ATTACH BRACKET. CRACKED. AFT ENTRY DOOR LOWER LINER PAN AFT ATTACH BRACKET CRACKED. R & R AFT ENTRY DOOR LOWER LINER PAN AFT ATTACH BRACKET IAW AMM 52-13-31. - [SDR SWAA2026101659349](https://openairdocs.org/sdr/SWAA2026101659349), Oct 9, 2026: ACOUSTIC PANEL. DELAMINATED. NR 1 ENGINE FAN, AFT ACOUSTIC PANEL DELAMINATED BTWN NR 4 & 5. R & R IAW AMM 72-23-02-401. - [SDR SWAA2026101656194](https://openairdocs.org/sdr/SWAA2026101656194), Oct 9, 2026: ACOUSTIC PANEL. DELAMINATED. NR 1 ENGINE FAN, FRAME AFT ACOUSTIC PANEL DELAMINATED BTWN NR 5 AND 6 FAN FRAME STRUTS. REMOVED AND REPLACED IAW AMM 72-23-02-401. - [SDR SWAA2026101659487](https://openairdocs.org/sdr/SWAA2026101659487), Oct 9, 2026: ACOUSTIC PANEL. DELAMINATED. NR 1 ENGINE FAN, FRAME AFT ACOUSTIC PANEL DELAMINATED BTWN NR 7 & 8 FAN FRAME STRUTS. REMOVED AND REPLACED IAW AMM 72-23-02-401. - [SDR SWAA2026101613138](https://openairdocs.org/sdr/SWAA2026101613138), Oct 9, 2026: SEAT TRACK. WORN. FLIGHT DECK, CAPTAIN`S AFT INBD SEAT TRACK WORN TO BEYOND LIMITS. R & R THE SEAT TRACK IAW AMM 25-11-11. - [SDR SWAA2026090815658](https://openairdocs.org/sdr/SWAA2026090815658), Sep 2, 2026: ENGINE. POWER LOSS. NR 2 ENG ROLLED BACK TO 47% N1 AT FL 390 IN RAIN & TURBULENCE, ENG CAME BACK TO NORMAL CRUISE N1 AFTER 5 SECONDS AT 47%, OPS NORMAL REST OF FLT_ CW NR 2 ENG EEC - [SDR SWAA2026061508124](https://openairdocs.org/sdr/SWAA2026061508124), Jun 1, 2026: LIGHT. INOPERATIVE. LEFT OVERWING EXIT GROUND ILLUMINATION LIGHT INOPERATIVE. RELAMPED AND PERFORMED A GOOD TEST IAW AMM 33-51-04-960-801. - [SDR SWAA2026061508123](https://openairdocs.org/sdr/SWAA2026061508123), Jun 1, 2026: BATTERY PACK. INOPERATIVE. EMERGENCY EXIT LIGHT ASSOCIATED WITH BATTERY PACK M2335 ARE INOPERATIVE. REMOVED AND REPLACED THE BATTERY PACK M2335 AND PERFORMED A GOOD TEST IAW AMM 33-51-06- - [SDR SWAA2026061508422](https://openairdocs.org/sdr/SWAA2026061508422), Jun 1, 2026: SCUFF PLATE. CRACKED. FWD SERVICE DOOR SCUFF PLATE IS CRACK AT AFT CORNER. REMOVED AND INSTALLED FORWARD GALLEY DOOR SCUFF PLATE IAW AMM 53-11-01-420-801. TOOL USED SCREW GUN ID: PER - [SDR SWAA2026061505461](https://openairdocs.org/sdr/SWAA2026061505461), May 22, 2026: CROSSBEAM. CRACKED. BREAK PANEL SUPPORT CRACKED AT BS 540, RBL 1, WL 208.1. REMOVED AND REPLACED BREAK PANEL SUPPORT AT BS 540, WL 208.1, RBL1 IAW SRM 51-40-02, AND DWG 143A0060, R - [SDR SWAA2026061505462](https://openairdocs.org/sdr/SWAA2026061505462), May 22, 2026: CROSSBEAM. CRACKED. BREAK PANEL SUPPORT CRACKED AT BS 540, LBL 1, WL 208.1. REMOVED AND REPLACED BREAK PANEL SUPPORT AT BS 540, WL 208.1, LBL 1 IAW SRM 51-40-02 AND DWG 143A0060, R - [SDR SWAA2026061505456](https://openairdocs.org/sdr/SWAA2026061505456), May 22, 2026: ANGLE. CORRODED. CORROSION FOUND AT F.S. 685 + 8 W.L. 200 RBL 63. REMOVED AND REPLACED THE PRESSURE FLOOR ANGLE B.S. 685 + 8 W.L. 200 RBL 63; IAW SRM 51-40-02 AND DWG 144A7700, - [SDR SWAA2026061505457](https://openairdocs.org/sdr/SWAA2026061505457), May 22, 2026: STIFFENER. CORRODED. CORROSION FOUND AT F.S. 685 +1 W.L. 200; LBL 63. REFER TO FAULT TTG8Q01CB9LV FOR REPAIR RESOLUTION. - [SDR SWAA2026061505458](https://openairdocs.org/sdr/SWAA2026061505458), May 22, 2026: STIFFENER. CORRODED. CORROSION FOUND AT 685+12; W.L. 200; LBL62. STIFFENER BS 685+12; W.L. 200; LBL62 WAS REPAIRED IAW EA 26-153-01440-WIP1; REV-A. - [SDR SWAA2026061505138](https://openairdocs.org/sdr/SWAA2026061505138), May 21, 2026: PANEL. CRACKED. PANEL 194AR INNER SKIN IS CRACKED. REPAIRED IAW SRM 51-70-05-2R-2-A00733, REPAIR 2. - [SDR SWAA2026061104758](https://openairdocs.org/sdr/SWAA2026061104758), May 19, 2026: FLOOR PANEL. FAILED. FLOOR PANEL 241EF UPPER SKIN HAS A FAILED PREVIOUS REPAIR. FLOOR PANEL 241EF WAS REPLACED WITH A NEWLY FABRICATE FLOOR PANEL IAW SRM 53-00-50-2R-0 DUE TO AMOUNT - [SDR SWAA2026051802875](https://openairdocs.org/sdr/SWAA2026051802875), May 14, 2026: FITTING. CRACKED. POSSIBLE CRACK FOUND ON THE S-18A WEB ASSEMBLY NEAR THE RH PICKLE FORK.<[01] C/W 26-153-01296 (AD - N7704B - MINOR ACTION - BS 663 PICKLE FORK FITTING AND STRIN - [SDR SWAA2026051802874](https://openairdocs.org/sdr/SWAA2026051802874), May 14, 2026: FITTING. CRACKED. POSSIBLE CRACK FOUND ON THE RH PICKLE FORK UPPER BOLTS. SUSPECT CRACK LOCATED BETWEEN FASTENER #1 AND #5 POSSIBLE CRACK FOUND ON THE RH PICKLE FORK UPPER BOLTS. - [SDR SWAA2025110330688](https://openairdocs.org/sdr/SWAA2025110330688), Oct 30, 2025: FIRE WARNING. FAULTY. CAPTAIN`S FIRE WARNING BELL CUTOUT DOES NOT SILENCE. RELAMPED CAPT SIDE FIRE WARNING CUTOUT PER SWPM 20-83-11. - [SDR SWAA2025091012962](https://openairdocs.org/sdr/SWAA2025091012962), Sep 9, 2025: OIL SYSTEM. LOW. APU LOW OIL PRESSURE, SERVICED APU GEARBOX REF AMM 12-13-31. OPS CHECK GOOD. - [SDR SWAA2025082206387](https://openairdocs.org/sdr/SWAA2025082206387), Aug 20, 2025: LAMP. INOPERATIVE. R1 EXTERIOR EMER LIGHT INOP<[01] RELAMPED EMERGENCY SLIDE LIGHT AT DOOR R1 IN REF TO AMM 33-51-04; OPS CHEK GOOD AT THIS TIME. - [SDR SWAA2024062705698](https://openairdocs.org/sdr/SWAA2024062705698), Jun 26, 2024: BATTERY. DISCHARGED. FOUND BOTH FWD L/H WINDSCRREN EMERGANCY FLASHLIGHTS TO HAVE DEAD BATTERIES<[01] REMOVED AND REPLACED BOTH FWD L/H WINDSCREEN EMERGANCY FLASHLIGHT BATTERIES IAW - [SDR SWAA2024070503993](https://openairdocs.org/sdr/SWAA2024070503993), Jun 20, 2024: LIGHT. DAMAGED. FWD CLOSEOUT CEILING PANEL LIGHT ASSEMBLY DAMAGED<[01] INSTALLED FWD CLOSEOUT CEILING PANEL LIGHT ASSEMBLY IAW AMM 33-51-01-960-802.;[02] STEPS 1; 2 COMPLETED.; - [SDR SWAA2024062701892](https://openairdocs.org/sdr/SWAA2024062701892), Jun 14, 2024: MOUNT. CORRODED. G1 GALLEY IS CORRODED UNDER THE COFFEE MAKER MOUNT<[01] PARTIAL STEP 1;[02] REMOVED AND REPLACED G1 PER AMM 25-31-11-000-801 AND AMM 25-31-11-400-801;[03] VERIF - [SDR SWAA2024062700683](https://openairdocs.org/sdr/SWAA2024062700683), Jun 12, 2024: SCUFF PLATE. CRACKED. AFT CARGO BAY FORWARD CORNER SCUFF PLATE IS CRACKED<[01] EDIT: ADDED SRM REFERENCE TO THE WORK ACCOMPLISHED STATEMENT IN STEPS 1 AND 2;[02] VERIFIED STEPS 1;2 C - [SDR SWAA2024062791779](https://openairdocs.org/sdr/SWAA2024062791779), May 30, 2024: SKIN. DELAMINATED. FORWARD TAILCONE ASSEMBLY OUTER SURFACE SKIN HAS 2 AREAS OF DELAMINATED SKIN COMMON TO THE INNER SURFACE TAILCONE LIGHT SWITCH BRACKET. FORWARD TAILCONE ASSEMBL - [SDR SWAA2024070591152](https://openairdocs.org/sdr/SWAA2024070591152), May 29, 2024: HINGE FITTING. CORRODED. CORROSION ON RT OVERWING EXIT THRESHOLD HINGE ATTACH FITTING BS626 RBL70 WL222. MARKED<[01] REMOVED AND REPLACED NEW RT OVERWING EXIST THRESHOLD HINGE ATTACH FI - [SDR SWAA2024070390959](https://openairdocs.org/sdr/SWAA2024070390959), May 29, 2024: FLOOR SUPPORT. CORRODED. CORROSION ON UPPER ANGLE OF INTERCOSTAL BS 787 TO BS 787 RBL 21 (MARKED)<[01] REMOVED AND REPLACED UPPER ANGLE OF INTERCOSTAL FROM BS767 TO BS787;RBL21 IAW DWG# - [SDR SWAA2024070390958](https://openairdocs.org/sdr/SWAA2024070390958), May 29, 2024: WEB. CORRODED. CORROSION ON THRESHOLD WEB AFT CARGO BAY BS 787+16 RBL 26.75 (MARKED)<[01] REMOVED AND REPLACED THRESHOLD WEB AFT CARGO BAY BETWEEN BS 794.37 - BS 847 RBL 26.75 - [SDR SWAA2024062790961](https://openairdocs.org/sdr/SWAA2024062790961), May 29, 2024: STRAP. CRACKED. CRACKED STRAP AT BS 827+18 RBL 18.5 WL 156 (MARKED)<[01] REMOVED AND REPLACED STRAP ASSY P/N 146A8128-19; LOT: 1565782-1 LOCATE BETWEEN BS 827+18' RBL 18.5 WL 1 - [SDR SWAA2024070390955](https://openairdocs.org/sdr/SWAA2024070390955), May 28, 2024: ANGLE. CORRODED. CORRODED CLIP ON BS946 S-28L AT ACB (MARKED) UPON FURTHER EVALUATION ACTUAL LOCATION OF THE CORRODED CLIP IS BS 947 S-26 L/H<[01] REMOVED AND REPLACED CLIP AT A - [SDR SWAA2024070390387](https://openairdocs.org/sdr/SWAA2024070390387), May 27, 2024: ATTACH ANGLE. CORRODED. FWD CARGO DOOR UPPER SILL WEB ATTCHMENT CLIP AT BS 460 PN 143A8114-23 IS CORRODED<[01] REMOVED AND REPLACED CLIP
IAW SRM 51-40-02 & DWG 143A0081
FCD UPPE - [SDR SWAA2024062790472](https://openairdocs.org/sdr/SWAA2024062790472), May 27, 2024: CARGO TRACK. CRACKED. CRACKED TRACK AT ACB BS727E LBL17 WL156. MARKED<[01] VERIFIED STEPS 4 COMPLETE; STEP 5 IN PARTIAL; OK TO INSTALL GIVEN.;[02] REMOVED AND REPLACED TRACK ACB BS72 - [SDR SWAA2024062790467](https://openairdocs.org/sdr/SWAA2024062790467), May 27, 2024: SUPPORT FITTING. CRACKED. CRACKED SUPPORT FITTING BEHIND WATER SERVICE PANEL AT ACB BS914 RBL11 WL171.<[01] REMOVED AND REPLACED SUPPORT FITTING BEHIND WATER SERVICE PANEL AT ACB BS914 R - [SDR SWAA2024062790483](https://openairdocs.org/sdr/SWAA2024062790483), May 27, 2024: SUPPORT FITTING. CRACKED. CRACKED SUPPORT FITTING BEHIND WATER SERVICE PANEL AT ACB BS918 RBL11 WL171.<[01] REMOVED AND REPLACED SUPPORT FITTING BEHIND WATER SERVICE PANEL AT ACB BS 918; - [SDR SWAA2024062790465](https://openairdocs.org/sdr/SWAA2024062790465), May 27, 2024: SKIN. DEBONDED. AFT TAILCONE ASSEMBLY SKIN DISBOND AT 12 O'CLOCK; 6' FROM FWD EDGE. AFT TAILCONE ASSEMBLY SKIN DISBONDED AT 12 O'CLOCK; 6 INCHES FROM FWD EDGE WAS REPAIRED IAW - [SDR SWAA2024062790466](https://openairdocs.org/sdr/SWAA2024062790466), May 27, 2024: SKIN. DEBONDED. FORWARD TAILCONE ASSEMBLY SKIN DEBONDED AT 5 O'CLOCK; 6' FROM FWD EDGE. FORWARD TAILCONE ASSEMBLY SKIN DISBOND AT 5 O'CLOCK; 6 INCHES FROM FWD EDGE WAS REPAIRED - [SDR SWAA2024062790485](https://openairdocs.org/sdr/SWAA2024062790485), May 27, 2024: SIDEWALL SUPPORT. CORRODED. CORROSION ON FLOOR TO SIDEWALL SUPPORT AT ACB BS727 - BS847 LBL21 WL157. MARKED<[01] REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT AT ACB BS 727 TO BS 847 LBL - [SDR SWAA2024062790468](https://openairdocs.org/sdr/SWAA2024062790468), May 27, 2024: SIDEWALL SUPPORT. CORRODED. CORROSION ON FLOOR TO SIDEWALL SUPPORT AT ACB BS727 - BS767 RBL21 WL157. MARKED<[01] REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT AT ACB BS727 - BS767 RBL21 W - [SDR SWAA2024062790469](https://openairdocs.org/sdr/SWAA2024062790469), May 27, 2024: STRINGER CLIP. CORRODED. CORROSION ON STR CLIP AT ACB BS787 RBL15 WL154. MARKED<[01] REMOVED AND REPLACED STR CLIP AT ACB BS787 RBL15 WL154 IAW SRM 51-40-02 AND DWG 146A1262. - [SDR SWAA2024062790487](https://openairdocs.org/sdr/SWAA2024062790487), May 27, 2024: WEB. CORRODED. CORROSION ON INTERCOSTAL AT ACB BS770 RBL6 WL151.<[01] REMOVED AND REPLACED INTERCOSTAL WEB LOCATED AT ACB BETWEEN BS. 767 - BS 787 RBL 6 WL 151 IAW B-737-700 S - [SDR SWAA2024062790470](https://openairdocs.org/sdr/SWAA2024062790470), May 27, 2024: ATTACH FITTING. CORRODED. CORROSION ON SHIELD ATTACH FITTING AT ACB BS767 RBL22 WL156.<[01] REMOVED AND REPLACED FITTING (CLIP) AT ACB BS767 RBL22 WL156;IAW SRM 51-40-02 AND DWG#146A0081 - [SDR SWAA2024062790471](https://openairdocs.org/sdr/SWAA2024062790471), May 27, 2024: STRINGER CLIP. CORRODED. CORROSION ON STR CLIP AT ACB BS767 LBL15 WL153.<[01] REMOVED AND REPLACED STRINGER CLIP AT BS767 STR 26L PN#146A1010-27 PER SRM 51-40-02 AND PER DWG#146A1261.;[ - [SDR SWAA2024062790473](https://openairdocs.org/sdr/SWAA2024062790473), May 27, 2024: CARGO TRACK. CORRODED. CORROSION ON TRACK TIEDOWN AT ACB BS727D; BS787 LBL17 WL156. MARKED<[01] THIS TASK CARD MUST BE ACCOMPLISHED WITH THE CUSTOMER CARD TTG8Q00TLD8F.;[02] VERIFIED - [SDR SWAA2024062790493](https://openairdocs.org/sdr/SWAA2024062790493), May 27, 2024: SEAT TRACK. CORRODED. CORROSION ON SEAT TRACK RBL 45 BS727+6; BS727+10; BS727C+13; BS727C+19; BS727D+4; BS787+6; BS787+9.5; BS787+19; BS827+4; BS847+10; BS847+13. REMOVED CORROSION O - [SDR SWAA2024070389400](https://openairdocs.org/sdr/SWAA2024070389400), May 23, 2024: ATTACH ANGLE. CRACKED. FWD CARGO INTERCOASTAL ATTACH ANGLE AFT OF BS 400 LBL 25 WL 152 CRACKED<[01] REMOVED AND REPLACED ON FCB INTERCOSTAL ATTACH ANGLE (CLIP) AFT OF BS400;LBL25;WL15 - [SDR SWAA2024062789401](https://openairdocs.org/sdr/SWAA2024062789401), May 23, 2024: ATTACH ANGLE. CRACKED. FWD CARGO INTERCOASTAL ATTACH ANGLE FWD OF BS 500C RBL 25 WL 152 CRACKED<[01] REMOVED AND REPLACED FCB INTERCOSTAL ATTACH ANGLE FWD OF BS500C;RBL25;WL152.IAW SR - [SDR SWAA2024062789402](https://openairdocs.org/sdr/SWAA2024062789402), May 23, 2024: ATTACH ANGLE. CRACKED. FWD CARGO INTERCOASTAL ATTACH ANGLE FWD OF BS 500C LBL 25 WL 152 CRACKED<[01] REMOVED AND REPLACED FWD CARGO INTERCOSTAL ATTACH ANGLE FWD OF BS 500C LBL 25 WL 1 All 263: https://openairdocs.org/aircraft/N7704B/reports.md ## STCs that may be installed (OpenAirDocs) (2) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the engine (CFM International CFM56-7B22 series) - [STC SE04840NY](https://openairdocs.org/stc/SE04840NY): Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine. Kilroy Aviation LLC - [STC SE03036CH](https://openairdocs.org/stc/SE03036CH): Application of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision. Delta Air Lines Inc ## Earlier aircraft with N7704B The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N7704B before. - [Cancelled 1971-08-09](https://openairdocs.org/deregistered/N7704B-1971-08-09): Beech A45, S/N G-151, built 1956. Owner: [United States Air Force](https://openairdocs.org/faa-owner/UNITED%20STATES%20AIR%20FORCE), [Bedford, VA](https://openairdocs.org/faa-place/VA/Bedford) ## Related - Other Boeing 737-7BD aircraft: https://openairdocs.org/model/boeing-737-7bd/aircraft.md - The CFM International CFM56-7B22 series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b22-series.md --- 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.