Launch Vehicles

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L&T has been a trusted partner to ISRO for the supply of launch vehicle hardware and sub-systems, starting with the SLV programme in 1975. These include:

  • More than 300 rocket motor casings for PSLV, GSLV and LVM3 programmes. These motor casings for the solid stages of PSLV, GSLV, LVM3 and SSLV made of maraging steel and 15CDV6 are now in serial production
  • Light alloy interstage structures for PSLV, GSLV, LVM3 & SSLV
  • Metallic and composites payload fairings for PSLV, GSLV Mk-II and LVM3
  • Metallic and composite honeycomb deck panels for PSLV, GSLV Mk-II, LVM3 and Gaganyaan
  • More than 70% of the Crew Escape System in Gaganyaan
  • Last mile activities at SDSC SHAR
  • System integration for launch vehicles