With a length of 230 m and displacement of 45,000 tonnes (44,000 long tons), these will be the heaviest and the second largest vessels to be in operation in the Indian Navy fleets before 2030.

However, the deal fell off due to latter's insistence of manufacturing the first ship in Korea and disagreement in procurement of major components.

[4][5][6] TAIS, Turkey emerged as lowest bidder for the project after the negotiations fell between HSL and Hyundai Heavy Industries.

[11] Hindustan Shipyard signed a deal with Kongsberg Maritime under which the latter will supply their electric Replenishment-At-Sea (RAS) equipment for the Fleet Support Ships under construction.

[14] The final contract for the five fleet support ship with Indian Navy and Hindustan Shipyard was signed on 25 August 2023 for a total value of ₹19,000 crore (US$2.2 billion).

[16][17] HSL signed another contract with Larsen & Toubro as a part of which, L&T will manufacture 2 of the Fleet Support Ships at Kattupalli Shipyard under the subsidiary Precision Engineering Systems.

[19] Steel cutting ceremony for the second ship took place on 11 December 2024 at Kattupalli Shipyard as per the sub contract signed earlier.