June 13 (UPI) -- Electric Boat Corp. has received a $25 million modification to an existing contract for Long Lead Time Material, or LLTM, for the fiscal 2019 Virginia-class submarines SSN's 802 and 803.
The contract grants LLTM for components of the submarines' steam and electric plants, the main propulsion system and ship service turbine generators, and various other mechanical, electrical, and hull components.