History and Making of P17A Ship Project.

The "P-17A Project" refers to a class of "stealth guided missile frigates" being built for the "Indian Navy" under the Indian Ministry of Defence. It is a follow-up to the earlier "Project 17 (Shivalik-class)" frigates and forms part of India's ongoing naval modernization program. Here’s a breakdown of its "making and history":

 Overview of Project P17A

*Project Name*: Project 17A (P-17A)

*Type*: Stealth Guided Missile Frigates

*Operators*: Indian Navy

*Total Ships Planned*: 7 frigates

*Shipbuilders*:

  *Mazagon Dock Shipbuilders Limited (MDL)*, Mumbai – 4 ships

  *Garden Reach Shipbuilders & Engineers (GRSE)*, Kolkata – 3 ships

Historical Background

Project 17 (Shivalik-class) – Predecessor

* Initiated in the 1990s.

* India’s first stealth warships.

* 3 ships built: *INS Shivalik, INS Satpura, INS Sahyadri*.

* Laid foundation for Project 17A, improving stealth and combat capabilities.

Timeline of Project 17A

Year  Milestone 

*2015* Cabinet Committee on Security (CCS) approves the P17A project. 

*2017* Construction of the first ship begins. 

*2019* Keel laying of the first GRSE-built frigate (INS Himgiri). 

*2022–2025* Expected launch and commissioning timeline for all 7 ships. 

 Ships Under Project 17A

| Ship Name | Shipyard | Status |

| **INS Nilgiri** | MDL | Launched (2019), expected commissioning 2025 |

| **INS Himgiri** | GRSE | Launched (2020), under trials |

| **INS Udaygiri** | MDL | Launched (2022) |

| **INS Dunagiri** | GRSE | Launched (2022) |

| **Remaining 3 Ships** | MDL/GRSE | Under construction |

Design & Features

*Based on*: Project 17 (Shivalik class)

*Stealth Features*: Reduced radar, IR, acoustic, and magnetic signatures.

*Displacement*: Approx. 6,670 tons

*Speed*: 28+ knots

*Range*: 5,500 nautical miles

*Propulsion*: CODAG (Combined Diesel and Gas)

*Weapon Systems*:

  *BrahMos Supersonic Cruise Missiles**

  *Barak-8 SAMs**

  *Torpedoes, ASW Rockets, and Naval Guns**

*Sensors*: MF-STAR radar, sonar systems, EW systems

*Aviation Facilities*: Can carry 2 helicopters (typically HAL Dhruv or MH-60R)

 Indigenous Content and Technology

* Over *75% indigenous content* targeted.

*Integrated Construction Method*: Advanced modular shipbuilding with digital design.

* Collaboration with foreign tech providers (e.g., Thales, Rolls Royce) for some subsystems.

 Strategic Significance

* Strengthens India’s blue-water navy ambitions.

* Enhances deterrence and sea control in Indian Ocean Region (IOR).

* Designed for multi-mission roles: anti-air, anti-surface, and anti-submarine warfare.

(Some point copy form Google)

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Hi. I’m a Mechanical Engineer, are I’m Designer of Blog Magic. I’m Creative Website, Web Designer, Auto Cad 3D and Interaction Designer, Industrial Machine Designer, Web Developer, Business Enthusiast, CNC, Writer and Photo editing and some time research an Mechanical subjects, Inspired to make things looks better.

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