Two M 777 A-2 (Indian) ULH arrived for preparation of firing tables. During this event, the guns will fire 155 mm indigenous ammunition. The weapon system was contracted on 30 November 16.
As per the contract agreement firing tables are being prepared by the contracted agency i.e. US Government and BAE GCS Ltd with support of Indian Army.
After firing tables are ready, three more guns will be received in the second stage in September 2018 for training.
Thereafter, induction will commence from March 2019 onwards at the rate of five guns per month till complete consignment is received by mid 2021.
M777 – gun with optical fire control.
M777A1 – digitisation upgrades with the addition of an on-board power source, satellite global positioning, inertial navigation, radio, Gun Display Unit (GDU) and Section Chief Assembly (SCA).
M777A2 – Block 1A software upgrade. Addition of an Enhanced Portable Inductive Artillery Fuze Setter (EPIAFS) to enable Excalibur and precision munition compatibility.
M777ER – Experimental upgrade created by the Extended Range Cannon Artillery (ERCA) project modified with a 52-caliber barrel, adding 1.8 m (5.9 ft) to the cannon and less than 450 kilograms (990 lb) to the overall system, extending range from 30 to 70 km (19 to 43 mi); concept only.