# Boeing 737-4S3

- Type: Aircraft model (FAA registry)
- Registry code: 138449J
- Manufacturer (registry): BOEING
- Model: 737-4S3
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 2 · Turbo-fan
- Seats: 149
- Weight class: 20,000 lb and over
- Certification: Type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/boeing-737-4s3

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft

None registered with this model now.

## NTSB investigations

None matched to aircraft with this model.

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (476, newest 50)

As reported by operators and repair stations, by the model named in the report.

- [SDR ASAA2015062212178](https://openairdocs.org/sdr/ASAA2015062212178), Jun 22, 2015: BOLT. MISSING. L2 DOOR INNER HANDLE NOT OPENING DOOR. APPEARS TO BE DISCONNECTED FROM DOOR LINKAGE. ACFT GROUNDED. PARTIALLY REMOVED L2 DOOR LINING AND INSULATION TO EVALUATE 
- [SDR ASAA2015060912045](https://openairdocs.org/sdr/ASAA2015060912045), Jun 9, 2015: LIGHT. DETACHED. EXIT SIGN AT FLOOR, ROW 16, AIRCRAFT LEFT, CAME OFF. ACFT GROUNDED. REPLACED EXIT LIGHT ASSY AT 16 LT. OPS CK GOOD.
- [SDR ASAA2015030611098](https://openairdocs.org/sdr/ASAA2015030611098), Mar 6, 2015: SKIN. CRACKED. POSSIBLE CRACK NR 2 PYLON AT PANEL 5823R OPENING LOWER FWD CORNER. ACFT GROUNDED. REPAIRED CRACKED NR 2 PYLON AT PANEL 5823R OPENING FWD CORNER IAW SRM 54-50-01
- [SDR ASAA2015030511095](https://openairdocs.org/sdr/ASAA2015030511095), Mar 5, 2015: DOOR FRAME. CRACKED. L1 DOOR FRAME AT STA 351 HAS A CRACK INDICATION STRINGERS 16 DOOR STOP FITTING MOUNT HOLE, 3RD HOLE INBD ON UPPER ROW. ACFT GROUNDED. REPAIRED FRAME AND STOP FI
- [SDR ASAA2015030411097](https://openairdocs.org/sdr/ASAA2015030411097), Mar 4, 2015: SKIN. CHAFED. LT WING OTBD FOREFLAP OTBD L/E IS CHAFED. ACFT GROUNDED. ON DEFERRAL. REPAIRED LT WING OTBD FOREFLAP OTBD L/E IAW SRM 57-53-1-2R-1, REPAIR 1; THIS REPAIR HAS FA
- [SDR ASAA2015030410931](https://openairdocs.org/sdr/ASAA2015030410931), Mar 4, 2015: ANGLE. CRACKED. FWD ATTACH ANGLE IS CRACKED IN RADIUS AT STA 348.2 ON THE BOTTOM SIDE OF STR 15L INTERCOSTAL. ACFT GROUNDED. R & R FWD ATTACH ANGLE AT STA 348.2 ON THE BOTTOM S
- [SDR ASAA2015030311031](https://openairdocs.org/sdr/ASAA2015030311031), Mar 3, 2015: FITTING. CRACKED. UPON THE REMOVAL OF THE BS 348.2, FRAME SHEAR WEB THE LOWER AFT L-1 DOORWAY STOP PAD FITTING WAS FOUND CRACKED AT A FASTENER HOLE. ACFT GROUNDED. R & R L1 DOOR 
- [SDR ASAA2015012710478](https://openairdocs.org/sdr/ASAA2015012710478), Jan 27, 2015: FITTING. CRACKED. LEFT UPPER AFT HORIZONTAL STABILIZER THRUST BEAM CORNER FITTING IS CRACKED DISCOVERED DURING COMPLIANCE OF SB-737-55-1091-400-1. ACFT GROUNDED. R & R 4 EA HORIZ
- [SDR ASAA2015012611096](https://openairdocs.org/sdr/ASAA2015012611096), Jan 26, 2015: SKIN. GOUGED. GOUGE FOUND ON LT OTBD FOREFLAP, INBD L/E. ACFT GROUNDED. REPAIRED LT OTBD FOREFLAP IAW SRM 57-53-01-2R-1. ACCOMPLISHMENT OF BLIND REPAIR FASTENERS REQUIRES INS
- [SDR ASAA2014120109831](https://openairdocs.org/sdr/ASAA2014120109831), Dec 1, 2014: SEAL DEPRESSOR. CRACKED. L2 DOOR WAY CUT OUT FWD SEAL DEPRESSOR FITTING ABOVE THE UPPER HINGE CUT OUT WAS FOUND CRACKED. ACFT GROUNDED. REMOVED CRACKED SEAL DEPRESSER AND INSTALLED NEW 
- [SDR ASAA2014113009826](https://openairdocs.org/sdr/ASAA2014113009826), Nov 30, 2014: FITTING. CRACKED. THE R1 DOOR WAY CUT OUT THE FWD UPPER REVEAL CORNER FITTING WAS FOUND CRACKED. ACFT GROUNDED. R & R R1 DOOR FITTING IAW DWG 65-55878 AND SRM 51-40-02-0G-0.
- [SDR ASAA2014113009825](https://openairdocs.org/sdr/ASAA2014113009825), Nov 30, 2014: SEAL DEPRESSOR. CORRODED. R2 DOORWAY CUTOUT FWD SEAL DEPRESSOR BELOW LOWER HINGE CUTOUT IS CORRODED. ACFT GROUNDED. REMOVED CORRODED IAW SRM 53-60-15-1A-1, FIG 101, FOUND TO BE OUT OF LI
- [SDR BJNA2015F00004](https://openairdocs.org/sdr/BJNA2015F00004), Nov 21, 2014: FUEL TANK. CONTAMINATED. BOTH FUEL FLOW AND N1 +/- 2 PERCENT IN CRUISE LT FUEL FLOW ON 4 OCCASIONS FLUCTUATED 10 PERCENT. SUSPECTED FUEL CONTAMINATION, SUMPED ALL FUEL TANKS FOUND EVIDE
- [SDR ASAA2014091809183](https://openairdocs.org/sdr/ASAA2014091809183), Sep 18, 2014: LENS. MISSING. FWD ENTRY AND SERVICE DOOR EXIT SIGN LENS MISSING CLEAR LENS PIECE. ACFT GROUNDED. R & R FWD GALLEY EMERGENCY EXIT OVERHEAD LIGHT LENS ASSY, VERIFIED ALL LIGHTS
- [SDR ASAA2014021906921](https://openairdocs.org/sdr/ASAA2014021906921), Feb 19, 2014: HINGE. LACK OF LUBE. L1 DOOR DIFFICULT TO CLOSE. ACFT GROUNDED. ACCOMPLISHED GVI, NO DEFECTS NOTED; LUBRICATED HINGE ARMS. OPS CHECK GOOD-LIGHT OP'S NORMAL.
- [SDR ASAA2014021406900](https://openairdocs.org/sdr/ASAA2014021406900), Feb 14, 2014: LIGHT. INOPERATIVE. THREE INTEGRAL LIGHTS NOT ILLUMINATED AFTER SLIDE DEPLOYED. ACFT GROUNDED. R & R SLIDE ASSY.
- [SDR ASAA2014020106816](https://openairdocs.org/sdr/ASAA2014020106816), Feb 1, 2014: SKIN. CHAFED. LEFT HORIZONTAL STAB AFT/LOWER SLIDING SEAL CUTOUT HAS DEEP CHAFED AREA ON FWD SIDE. ACFT GROUNDED. R & R CUTOUT SKIN IAW SRM 51-40-02-0G-0.
- [SDR ASAA2014013106815](https://openairdocs.org/sdr/ASAA2014013106815), Jan 31, 2014: SKIN. DENTED. MULTIPLE DENTS ON LOWER SKIN ON RT FLAP INBD. ACFT GROUNDED. REPAIRED MULTIPLE DENTS ON LOWER SKIN OF RT INBD FOREFLAP IAW SRM 51-70-10-2R-4, REPAIR 4.
- [SDR ASAA2014011812423](https://openairdocs.org/sdr/ASAA2014011812423), Jan 18, 2014: ARM. OUT OF ADJUST. UNABLE TO CLOSE L1 DOOR. ACFT GROUNDED. FOUND UPPER HINGE FLAP SEAL ASSY LOOSE AND HANGING DOWN ON L-1 DOOR FRAME CAUSING DOOR TO JAM. ADJUSTED THE GUIDE ARM AN
- [SDR ASAA2013121496864](https://openairdocs.org/sdr/ASAA2013121496864), Dec 14, 2013: LIGHT. BROKEN. EMERGENCY EXIT SIDEWALL LIGHT ROW 17 BROKEN. ACFT GROUNDED. R & R EMERGENCY EXIT LIGHT ASSY IAW MM 33-51-01. OPS NORMAL.
- [SDR EB1R201403130001](https://openairdocs.org/sdr/EB1R201403130001), Oct 10, 2013: SKIN. DENTED. RIGHT LOWER AFT FUSELAGE HAS A DENT BETWEEN BS 727G-747 STINGERS 23-24R. CUT OUT DAMAGED SKIN, REMOVED EXISTING DOUBLER AND CUT OUT DAMAGED SKIN. HFC INSPECTED 
- [SDR ASAA2013072095642](https://openairdocs.org/sdr/ASAA2013072095642), Jul 20, 2013: COVER. DAMAGED. L-1 DOOR EMERGENCY LT COVER OFF. ACFT GROUNDED. REPLACED LIGHT ASSY, REF MM 33-51-11. OPS CK GOOD.
- [SDR ASAA2013032894284](https://openairdocs.org/sdr/ASAA2013032894284), Mar 28, 2013: WINDOW FRAME. DAMAGED. R1 WINDOW UPPER FASTENER ATTACH ROW, MOST OTBD FASTENER IS ELONGATED AT MIDDLE LAYER. ORIGINAL HOLE DIAMETER IS .256 DAMAGE IS .280-.2835, STEP REMEAD UPPER OTB
- [SDR ASAA2012111293293](https://openairdocs.org/sdr/ASAA2012111293293), Nov 12, 2012: LENS. UNSECURE. OVERWING EXIT LIGHT COVER FELL OFF. SECURED LENS COVER.
- [SDR ASAA2012110793264](https://openairdocs.org/sdr/ASAA2012110793264), Nov 7, 2012: DOOR. LACK OF LUBE. DOOR L1 IS DIFFICULT TO CLOSE. STICKS IN MIDDLE. CLEANED AND LUBED L1 DOOR. OPS NORMAL OK. REF MM 52-11-00.
- [SDR ASAA2012110793250](https://openairdocs.org/sdr/ASAA2012110793250), Nov 7, 2012: WINDOW. DISLODGED. R2 WINDOW FELL OFF TRACKS. REINSTALLED R2 WINDOW, PERFORMED OPS CHECK, REF MM 56-12-11-404-007 OPS CHECKED GOOD.
- [SDR ASAA2012102993210](https://openairdocs.org/sdr/ASAA2012102993210), Oct 29, 2012: LIGHT. BURNED OUT. DOOR EMERGENCY LIGHTS BURNED OUT. OPEN
- [SDR ASAA2012102693175](https://openairdocs.org/sdr/ASAA2012102693175), Oct 26, 2012: SILL. CORRODED. R2 DOOR MOP SILL HAS SEVERAL AREAS OF CORROSION. ACFT GROUNDED. R & R SILL IAW SRM 51-40-02.
- [SDR ASAA2012101793143](https://openairdocs.org/sdr/ASAA2012101793143), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, RBL 3 HAS CORROSION ON SPLICE ANGLE AT BS 772. REPAIRED FLOOR SUPPORT IAW EA 400-53, EA 08977, REV NEW.
- [SDR ASAA2012101793142](https://openairdocs.org/sdr/ASAA2012101793142), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 8 HAS CORROSION AT BS 772. REPAIRED FLOOR SUPPORT IAW EA 400 53EA 08977, REV NEW.
- [SDR ASAA2012101793141](https://openairdocs.org/sdr/ASAA2012101793141), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 3 HAS CORROSION ON SPLICE ANGLE AT BS 772. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08977, REV NEW.
- [SDR ASAA2012101793140](https://openairdocs.org/sdr/ASAA2012101793140), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 12.5 HAS CORROSION ON SPLICE ANGLE AT BS 727F. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08979, REV NEW.
- [SDR ASAA2012101793139](https://openairdocs.org/sdr/ASAA2012101793139), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, RBL 8 HAS CORROSION ON SPLICE ANGLE AT BS 772. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08977, REV NEW.
- [SDR ASAA2012101793138](https://openairdocs.org/sdr/ASAA2012101793138), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 3 HAS CORROSION ON SPLICE ANGLE AT 727F. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08979, REV NEW.
- [SDR ASAA2012101793137](https://openairdocs.org/sdr/ASAA2012101793137), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 12.5 HAS CORROSION ON SPLICE ANGLE AT STA 772. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08977, REV NEW.
- [SDR ASAA2012101793136](https://openairdocs.org/sdr/ASAA2012101793136), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT RBL 3 HAS CORROSION ON SPLICE ANGLE AT STA 727F8. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08979, REV NEW.
- [SDR ASAA2012101793133](https://openairdocs.org/sdr/ASAA2012101793133), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT LBL 12.5 HAS CORROSION ON SPLICE ANGLE AT STA 727F8. ACFT GROUNDED. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08979, REV NEW.
- [SDR ASAA2012101793132](https://openairdocs.org/sdr/ASAA2012101793132), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, RBL 3 HAS CORROSION ON SPLACE ANGLE AT STA 727F8. ACFT GROUNDED. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08979, REV NEW.
- [SDR ASAA2012101793131](https://openairdocs.org/sdr/ASAA2012101793131), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 3 HAS CORROSION ON SPLICE ANGLE AT 727F8. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08979, REV NEW.
- [SDR ASAA2012101793130](https://openairdocs.org/sdr/ASAA2012101793130), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, LBL 8 HAS CORROSION AT STA 772. ACFT GROUNDED. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08977, REV NEW.
- [SDR ASAA2012101793129](https://openairdocs.org/sdr/ASAA2012101793129), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT, RBL 3 HAS CORROSION ON SPLICE ANGLE AT STA 772. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08977, REV NEW.
- [SDR ASAA2012101793128](https://openairdocs.org/sdr/ASAA2012101793128), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PUT FLOOR SUPPORT, RBL 8 HAS CORROSION ON SPLICE ANGLE AT STA 772. REPAIRED FLOOR SUPPORT IAW EA 400-53EA-08977, REV NEW DATED.
- [SDR ASAA2012101793127](https://openairdocs.org/sdr/ASAA2012101793127), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT LBL 12.5 HAS CORROSION ON SPLICE ANGLE AT STA 772. ACFT GROUNDED. REPAIRED FLOOR SUPPORT IAW EA 400-53, EA-08977, REV NEW.
- [SDR ASAA2012101793126](https://openairdocs.org/sdr/ASAA2012101793126), Oct 17, 2012: FLOOR SUPPORT. CORRODED. AFT PIT FLOOR SUPPORT LBL 3 HAS CORROSION ON SPLICE ANGLE AT STA 772. ACFT GROUNDED. REPAIR FLOOR SUPPORT IAW EA 400-53EA-08977, REV.
- [SDR ASAA2012100893074](https://openairdocs.org/sdr/ASAA2012100893074), Oct 8, 2012: SHEAR WEB. CORRODED. RT SHEAR WEB R2 DOOR AFT WEB UNDER MOPSILL CORRODED ON LOWER SURFACE. ACFT GROUNDED. BLENDED CORROSION, FOUND OUT OF LIMITS IAW SRM 53-60-15, FIG 101. R & R WEB
- [SDR ASAA2012100693061](https://openairdocs.org/sdr/ASAA2012100693061), Oct 6, 2012: FRAME. CRACKED. FRAME AT BS 500C HAS A CRACK AT RAIL ATTACH BRACKET. REPAIRED IAW TASK CARD AD20062609-400-53-1-786, FIG 3.
- [SDR ASAA2012100593069](https://openairdocs.org/sdr/ASAA2012100593069), Oct 5, 2012: CHANNEL. CRACKED. APU AIR INLET FORWARD DUCT HAS A CRACKED CHANNEL. R & R CHANNEL IAW SRM 51-40-02.
- [SDR ASAA2012100593068](https://openairdocs.org/sdr/ASAA2012100593068), Oct 5, 2012: FRAME. CRACKED. FRAME AT BS 380 RT IS CRACKED AT ATTACH BRACKET. REPAIRED IAW TASK CARD AD20062609-400-52-1-786.
- [SDR ASAA2012100593067](https://openairdocs.org/sdr/ASAA2012100593067), Oct 5, 2012: FRAME. CRACKED. FRAME AT STA 500C LT IS CRACKED AT ACFT RAIL ATTACH BRACKET. ACFT GROUNDED. REPAIRED FRAME IAW TASK CARD AD20062609-400-53-1-786, FIG 3.
- [SDR ASAA2012100593066](https://openairdocs.org/sdr/ASAA2012100593066), Oct 5, 2012: FRAME. CRACKED. FRAME AT STA 867 R IS CRACKED AT AC RAIL ATTACH BRACKET. ACFT GROUNDED. REPAIRED FRAME IAW TASK CARD AD20062609-400-53-1-786, FIG 3.

All 476: https://openairdocs.org/model/boeing-737-4s3/reports.md

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