File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ New Development New Development - Boeing LR ER 777 Freighter
File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ Michelin Tires for LR, -300ER, -F Michelin nose and main tires are now fully approved by Boeing on these aircraft. The tires employ established radial technology. This technology has been proven in-service, with over 80 different sizes, in all aircraft segments, since 1980.
File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ Tire sizes: LR, -300ER, -F LR, ER, 777-F: common nose and main tire sizes. PosnTire SizeMichelin PNBoeing Approval Nose43x17.5R17/32/235 M17701 Received Feb 2009 Main52x21.0R22/36/235 M13104 Received Feb 2009 Status: Both nose and main tires received Boeing approval in February, Messier-Bugatti and Goodrich wheels are validated with Michelin tires.
File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ Michelin Tire Characteristics Technology: Standard proven nylon radial technology is employed for nose and main tires. Retread: Main retread tire is expected to be available during 3Q A retreaded nose tire will also be available later. Tire SizePN New Skid inch Avg Weight kg / lb 43x17.5R17/32/235 M /152 52x21.0R22/36/235 M / 267
File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ Performance Estimates Tire SizePNAircraft LPT Worn To Limit 43x17.5R17/32/235 M LR 300ER x21.0R22/36/235 M LR270 52x21.0R22/36/235 M ER230 LPT values: Are Michelin estimated and shown as a guide only. Vary depending on the MTOW (Maximum Take-Off Weight), operator and the operational base. May be revised as more actual performance data becomes available.
File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ Michelin and Competitor’s tires As per standard Boeing practice it is expected that free mixing of Bridgestone and Michelin tires will be permitted on the same landing gear. BS source: BS data book Nov 2006
File ref: 777 Prod InfoAuthor/Dept: T. A. Khokhar - LPAVCreation date: 4 March 2009Classification : D3Keeper: TKPage : ‹#›/ Thank you