Created by Chris Brady Sept 1999
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.
Feel free to use anything here for your own personal use. If you are an organisation then please contact me for 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.
*** Updated 08 Jun 2017 ***
Website updates & news...
21 Jul 2017 - More details on the MAX APU differences here
19 Jul 2017 - 737NG rudder pedal AD
19 Jul 2017 - New photo added Air Europa 737-800 EC-JHK
18 Jul 2017 - Tri-M.G 737-300SF PK-YGG runway excursion on landing at Wamena, Indonesia
17 Jul 2017 - The 737 Tech Site is now on Instagram
15 Jul 2017 - Ecodemonstrator 737-800 added
05 Jul 2017 - New photo added: Bul Air 737-300 LZ-BOO
26 Jun 2017 - United releases more details on the MAX-10
19 Jun 2017 - Boeing launches the MAX -10
08 Jun 2017 - Latest edition of The Boeing 737 Technical Guide now on sale
31 May 2017 - The NTSB has released the Docket of the overrun of Eastern 737-700, N278EA, at LGA on 27 Oct 2016
31 May 2017 - Sriwijaya 737-300 PK-CJC runway excursion on landing at Manokwari, Indonesia.
30 May 2017 - 737-400 aft fuselage skin cracking AD issued today
30 May 2017 - IAI Elta 737 radar testbeds
26 May 2017 - New advert - The First in the Family is Here
26 May 2017 - 737 MAX-7 under threat from C series pricing
25 May 2017 - Another 737CL lap joint AD issued
23 May 2017 - Description and photos of 737 heavy maintenance
23 May 2017 - Two new 737 ADs issued today
23 May 2017 - Coulson Aviation of Canada to convert 737-300's into air tankers
22 May 2017 - 737 MAX makes its first commercial flight
12 May 2017 - Ever wondered how a BBJ is furnished? Click here
11 May 2017 - Construction starts on 737 Completion Plant in China
10 May 2017 - MAX flights suspended after concern about LEAP-1B LPT
10 May 2017 - The KNKT has issued its preliminary report into the runway overrun at Yogyakarta of 737-800, PK-GNK operated by Garuda
08 May 2017 - MAX Onboard Network System described
06 May 2017 - APU shutdown cool-down cycle explained
06 May 2017 - Four new FMC driven crew alerts on the MAX Engine Display
02 May 2017 - Keith Leverkuhn gives more details on the MAX-10 main landing gear solution
30 Apr 2017 - D2-TBF 737-700 Nose gear collapse after landing at Soyo, Angola
30 Apr 2017 - ATA Airlines 737-500 UR-CPN photo added to the gallery
26 Apr 2017 - PEMCO launch 737-700FC and 737-700F passenger to freighter conversion programs.
25 Apr 2017 - MAX-10 landing gear problem solution and possible launch at the Paris Air Show in June
17 Apr 2017 - Update on the AerCaribe 737-400 gear shimmy incident at Bogota
13 Apr 2017 - First flight of the 737 MAX-9, 13 Apr 2017. Capt Christine Walsh (in command) and Capt Ed Wilson (RHS) from Renton to Boeing Field
12 Apr 2017 - Dutch Royal Transport F70 to be replaced with a BBJ.
10 Apr 2017 - Final report issued into the runway collision on 4 April 2016 at Jakarta between a Batik Air 737 and an ATR42 that was under tow crossing the runway.
09 Apr 2017 - Today marks the 50th anniversary of the first flight of the Boeing 737. Read about that first 737 flight here.
08 Apr 2017 - 737-800, 9M-MXX, operated by Malaysian Airlines has suffered a collapse of its nose landing-gear following a runway excursion on landing on Runway 13 at Sibu airport, in northern Malaysia
04 Apr 2017 - Iran’s Aseman Airlines signs deal to buy 30 Boeing 737 MAX jets for $3 bn
03 Apr 2017 - Air to air photo of El Al Boeing 737-800 4X-EKB with C-MUSIC added.
28 Mar 2017 - Peruvian Airlines 737-300, OB-2036-P, MLG Collapse and Fire on Landing at Jauja
28 Mar 2017 - 737CL horizontal stab cracks AD issued
27 Mar 2017 - 737-400, EP-TBJ operated by Taban Airlines has suffered a failure of its right-hand main landing-gear whilst landing on runway 33 at Ardabil airport, in northern Iran.
09 Mar 2017 - FAA issues type certificate for 737 Max 8
07 Mar 2017 - Rollout of the 737 MAX -9
07 Mar 2017 - Boeing issue first image of 737 MAX 10
02 Mar 2017 - SIGINT, the 737 that never was.
01 Mar 2017 - The rollout of the MAX 9 will be on Tue 7th March
01 Mar 2017 - Airzena 737 photo added to the hallery
27 Feb 2017 - 737-1/2/3/4/500 fuselage splice AD issued
24 Feb 2017 - Boeing to open first fabrication facility in Europe in Sheffield, England
22 Feb 2017 - 737NG MLG Corrosion AD issued
21 Feb 2017 - Two new 737 AD's, both for Classics. One for inspections of the horiz stab front spar chord lugs and one for 737-500 fuselage skin cracks.
17 Feb 2017 - VP-BVS Vim Airlines 737-500 RTO and runway excursion at Riga on 17 Feb 2017
16 Feb 2017 - 737-1/200 skin skin cracking AD issued
14 Feb 2017 - Another 737-800 tailstrike
13 Feb 2017 - 737 MAX differences quiz added
10 Feb 2017 - 737-NG skin skin cracking AD issued
08 Feb 2017 - 737 MAX differences page added
07 Feb 2017 - 737-1/2/3/4/500 aft entry and aft galley doorway skin cracking AD issued
05 Feb 2017 - Circuit Breaker Location Chart - Where and how to find the c/b's
04 Feb 2017 - The Portugese GPIAA have today issued their final report into the tailstrike on landing at Funchal, Maderia of 737-800, G-GDFC operated by Jet 2 on 17 Feb 2014.
01 Feb 2017 - PK-GNK Garuda 737-800 runway excursion on landing at Yogyakarta
29 Jan 2017 - HK-5197 AerCaribe 737-400SF runway excursion on landing
25 Jan 2017 - Boeing on course to increase 737 production rate
19 Jan 2017 - Water spray testing of the 737 MAX
17 Jan 2017 - Description and photos of the MAX flightdeck
14 Jan 2017 - Photo added of a 737-300 BDSF at Belfast
13 Jan 2017 - MAX cold weather flight testing commences at Yakutsk
11 Jan 2017 - Boeing finalises MAX-10 specifications
06 Jan 2017 - KNKT report issued into the runway excursion of Merpati Nusantara 737-500 PK-MDT at Makassar on 26 Dec 2011
04 Jan 2017 - SAIB Issued for 737-1/2/3/4/500 aircraft for a new inspection procedure for cracking in the fuselage skin panels at the chem-mill steps.
27 Dec 2016 - 737-800, VT-JBF operated by Jet Airways has overran the runway whilst manouvring for take-off at Goa
23 Dec 2016 - The Romanian CIAS have released their final report into the YR-BAS 737-400 runway excursion on landing on 7 Jan 2016 at Cluj
19 Dec 2016 - Aerolineas Argentinas to be the first operator in Latin America to have 737 MAX
17 Nov 2016 - FCC Update P9.0 released
11 Dec 2016 - Iran Air orders 50 737 MAX 8s
10 Dec 2016 - JY-JAQ 737-400 hard Landing and RH MLG collapse at Kabul
09 Dec 2016 - Indonesian NTSB issue preliminary report into 737-300SF, PK-YSY Trigana Air Service MLG collapse on landing at WAVV, Wamena
07 Dec 2016 - LN-NII Norwegian/Go2Sky 737-800 Take-off and cabin pressurisation incident
30 Nov 2016 - FMC Update 14 described.
25 Nov 2016 - New 737-400 overwing stub beam upper chord rivet cracks AD
27 Oct 2016 - N278EA 737-700 Runway overrun on landing
17 Nov 2016 - Boeing selects Taikoo (Shandong) Aircraft Engineering for 737-800BCF conversions.
09 Nov 2016 - HK-5139 AerCaribe 737-400F MLG Failure on landing at Bogota
09 Nov 2016 - New 737NG AD Final Rule issued today on wheel well wire chafing damage.
06 Nov 2016 - MAX new engine panel described
04 Nov 2016 - 737 MAX - Fly-by-wire Spoiler System described
20 Oct 2016 - 737CL Aft pressure bulkhead AD issued.
14 Oct 2016 - The Australian ATSB have released their final report into Virgin Australia 737-800, VH-YID, in which a member of cabin crew was injured as a result of overcontrolling during an overspeed event in a high speed descent.
13 Oct 2016 - The Indonesian KNKT have released their final report into the runway overrun on landing of Lion Air 737-400, PK-LIQ at Supadio Indonesia on 2 Nov 2010.
11 Oct 2016 - 737NG window fastener fatigue damage AD issued
09 Oct 2016 - The publishers have just announced that they are giving a 20% discount on the printed Boeing 737 Technical Guide until 12 October. Use offer code "TREAT20" at checkout.
04 Oct 2016 An ASL Airlines (in TNT livery), 737-400F, OE-IAG, has suffered a partial right hand main landing-gear failure, following what appeared to be a normal approach and landing on Runway 25 at EGAA in benign weather conditions.
27 Sep 2016 - The 737 Technical Guide is now available in Chinese