Back to home pageTHE BOEING 737 TECHNICAL SITE

Created by Chris Brady Sept 1999

Contents

Illustrated technical information covering Vol 2 Over 800 multi-choice systems questions Close up photos of internal and external components Illustrated history and description of all variants of 737 Databases and reports of all the major 737 accidents & incidents History and Development of the Boeing 737 - MAX General flightdeck views of each generation of 737's Technical presentations of 737 systems by Chris Brady Detailed tech specs of every series of 737 A collection of my favourite photographs that I have taken of or from the 737 Press reports of orders and deliveries Details about 737 production methods A compilation of links to other sites with useful 737 content Study notes and technical information A compilation of links to major 737 news stories with a downloadable archive A quick concise overview of the pages on this site

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Welcome to the Boeing 737 Technical Site. Here you will find technical, operational, and training notes; articles and photos contributed by 737 pilots and engineers from around the world.

All of the information, photographs & schematics from this website and much more is now available in a recently updated 374 page printed book or in electronic format.

Feel free to use anything here for your own personal use. If you are an organisation then please contact me for a licence to use any of the images. Please note that I have a library of many thousands of technical images in high resolution.

Please treat your company FCOMs as the final authority in case your aircraft have differences. This website and the 737 Technical Guide have no connection to the Boeing Company.

If you have any suggestions or corrections to any of the information here, please email them on to me and I will write them into the site for the benefit of other visitors.

Follow the Boeing 737 Technical Site on social media using the links on the right to be notified of any updates.

This site uses cookies to personalise ads, to provide social media features and to analyse traffic. It therefore also shares information about your use of the site with social media, advertising and analytics partners. See details

See more details about the book

All of the information, photographs & schematics from this website and much more is now available in a 374 page printed book or in electronic format.

*** Updated 05 Aug 2023 ***

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Website updates & news...

17 Apr 2024 - New ADs issued

08 Mar 2024 - Preliminary report issued on the 737-8 rudder jam event on 6 Feb 2024

06 Mar 2024 - Oxygen systems video released

09 Feb 2024 - MAX Aft rudder quadrant loose bolt AD issued

07 Feb 2024 - AS1282 preliminary report released

17 Jan 2024 - Technical Aspects of AS1282 - Updated

07 Jan 2024 - Mid-cabin emergency exit door plug option - technical explanation video

06 Jan 2024 - Alaskan AS1282 MAX-9 mid-cabin emergency exit door departed in-flight - video

01 Jan 2024 - 737 Windows video published

20 Nov 2023 - Details of US Navy P-8A overrun while landing at MCAS Kaneohe Bay (PHNG) on the island of Oahu, Hawaii.

18 Nov 2023 - Final report issued on COPA 737-800 runway excursion at Panama City on 25 Sep 2022

16 Nov 2023 - NATO orders 6 E-7 AEWC to replace its AWACS fleet

07 Nov 2023 - Preliminary report issued into 737-800 tailstrike on landing at Banjarmasin on 7 Aug 2023

30 Sep 2023 - 737 Lights video published

22 Sep 2023 - Fuselage skin lap splice AD issued for 737NG

13 Sep 2023 - Preliminary report issued into N516AS 737-800 MLG Failure on Landing on 20 Aug 2023

10 Aug 2023 - AD issued limiting use of engine anti-ice on 737 MAX in dry air for no more than 5 minutes

02 Aug 2023 - Update on in-service drag reduction system data

21 Jul 2023 - 737 Rudder Story video released

22 Jun 2023 - 737 5G interference AD issued

19 Jun 2023 - High Efficiency Mode (HEM) upgrade released for 131-9B APU for the 737 NG/MAX

17 Jun 2023 - Final report published into N810TA Transair 737-200C that ditched into the Pacific shortly after take-off from Honaulu on 2 Jul 2021

26 May 2023 - 737NG escape slide AD issued

25 May 2023 - Details added about the Touchscreen CDU

09 May 2023 - P-8A Poseidon video released

09 May 2023 - Accident report released into Singapore 737-800 tail strike departing Kathmandu 6 May 2022

03 May 2023 - Preliminary report released into N619SW, Coulson Aviation, 737-300 Fireliner, crashed during firefighting in Western Australia

17 Apr 2023 - 10 members of Iranian armed forces jailed for shooting down the Ukrainian 737 at Tehran in 2020.

15 Apr 2023 - Alternate Forward CG option video released

14 Apr 2023 - MAX Deliveries paused over vertical stab problem

13 Apr 2023 - ATSB report issued into ZK-TLJ 737-400F Altitude & Speed Discrepancy incident of 10 Jun 2022

11 Apr 2023 - Boeing to increase the MAX production rate from 38 to 42 a month by Jan 2024, 47 a month by June 2024 and 52 a month by January 2025.

05 Apr 2023 - 737 MAX NGS oxygen sensor AD issued

27 Mar 2023 - 737 MAX EAI exhaust duct fasteners AD issued

27 Mar 2023 - 737 NG & MAX APU fuel line shroud AD issued

10 Mar 2023 - The first ADRS-1 drag reduction kit has started flying in revenue service with Southwest on a 737-700.

28 Feb 2023 - 737 Freighters video updated

06 Feb 2023 - N619SW, Coulson Aviation, 737-300 Fireliner, crashes during firefighting in Western Australia

24 Jan 2023 - The NTSB have issued their response to the final report for ET-AVJ MCAS accident

14 Jan 2023 - BBJ video released

13 Jan 2023 - Chinese passenger flights on the MAX have resumed

28 Dec 2022 - Ethiopian AIB issue final report for ET-AVJ MCAS accident and NTSB issue public response

22 Dec 2022 - Two new ADs issued for the 737

20 Dec 2022 - NTSB release investigation docket for Transair 737-200 that ditched off Hawaii in July 2021

17 Dec 2022 - PSEU video updated

11 Dec 2022 - Reverse thrust vent identified and explained

01 Dec 2022 - The Singapore TSIB have published their final report on 9V-MBF 737-8 MAX tyre burst on landing with antiskid inop.

24 Nov 2022 - The Boeing 737 Technical Guide has been updated

14 Nov 2022 - FMC Update 11 to 14.1 video released

10 Nov 2022 - Final report issued into the crash of 737-500 PK-CLC of Sriwijaya Air into the Java Sea

26 Oct 2022 - 737CL spoiler sensor failure AD issued

15 Oct 2022 - FMC Update 10.6 to 10.8A video released

04 Oct 2022 - MAX-10 certification date now expected in summer 2023

01 Oct 2022 - Details of Transavia France 737-800 runway incident at Nantes on 1 Oct 2022

26 Sep 2022 - 737 NG Aft pressure bulkhed web lap splices inspection requirement.

25 Sep 2022 - Details of COPA 737-800 runway excursion at Panama City on 25 Sep 2022

24 Sep 2022 - Details of Swiftair 737-400F runway overrun at Montpellier on 24 Sep 2022

23 Sep 2022 - Boeing agrees to pay the SEC $200 million to settle charges that it made materially misleading statements following the MAX crashes

13 Sep 2022 - FMC Update 10.3 to 10.5A video released

02 Sep 2022 - Details of the Lukoil BBJ, now a target of US sanctions on Russia

01 Sep 2022 - Certifcation dates update - MAX-7 late 2022, MAX-10 early 2023

26 Aug 2022 - New overspeed / stall warning left & right system inhibit switches seen on the MAX 10 prototype

19 Aug 2022 - FMC Update 10.0 to 10.2A video released

10 Aug 2022 - The BFU have published their final report into the depressurisation of 737-800 EI-ENM that diverted into Frankfurt Hahn on 13 July 2018.

30 Jul 2022 - Details of Nok Air 737-800 overrun at Chaing Rai, Thailand

01 Jul 2022 - 737 Head Up Display video released

15 Jun 2022 - Aerodynamic Drag Reduction System ADRS-1 gets its FAA STC for the 737-700

19 May 2022 - Final report published into the heavy landing of 737-400F, G-JMCY, at Exeter on 19th Jan 2021

14 May 2022 - YR-BMM 737-800 heavy landing & tailstrike at Naples

12 May 2022 - Rudder pedal AD issued for 737 NG & MAX

27 Apr 2022 - USAF to replace its E-3 fleet with the E-7 from 2027

22 Apr 2022 - AD issued for 737-800 E&E Bay sealant

19 Apr 2022 - 737 FMC Video released

23 Mar 2022 - Former Boeing 737 MAX technical pilot found not guilty of wire fraud in Texas trial

21 Mar 2022 - Details of 737-800 B-1791 operated by China Eastern Airlines accident en-route from Kunming to Guanghzou.

19 Mar 2022 - Photo added of Blue Air 737 MAX 8, YR-MXE.

03 Mar 2022 - This video covers the CVR, FDR, ELT, LF-ULB, DFDAU and QAR on the 737. It also discusses the use of ACMS data within an airline and how hard landings are measured.

24 Feb 2022 - 737-1-900 5G AD issued

18 Feb 2022 - 737 Tailskid & tailstrikes video released

09 Feb 2022 - 737 SFP video released

04 Feb 2022 - 737-800, N817SY, has suffered a RH MLG failure after take-off from Las Vegas. The MLG collapsed on landing, no injuries.

23 Jan 2022 - Winglets video released

19 Jan 2022 - UK AAIB issue an "Anniversary Statement" with an update on their investigation into the hard landing of G-JMCY 737-400F at Exeter in Jan 2021.

18 Jan 2022 - 737-1/2/3/4/500 fuselage crown skin panels fatigue damage AD issued

18 Jan 2022 - 737CL fuselage frame splice cracking AD issued

17 Jan 2022 - MAX 8200 photo added to gallery

12 Jan 2022 - Wings video released

11 Jan 2022 - 737NG PSU & life vest panel AD issued

05 Jan 2022 - 737-400 Caspian Airlines MLG collapse on landing at Isfahan, Iran

03 Jan 2022 - 737NG Performance Improvement Package video released

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