Project 17A stealth frigates INS Udaygiri and INS Himgiri commissioned together at Visakhapatnam
Two Project 17A multi-mission stealth frigates, INS Udaygiri and INS Himgiri, were commissioned into the Indian Navy at Visakhapatnam on 26 August 2025 in the presence of Defence Minister Rajnath Singh.
Summary
Two multi-mission stealth frigates of Project 17A, INS Udaygiri and INS Himgiri, were commissioned into the Indian Navy at the Naval Base, Visakhapatnam, on 26 August 2025 in the presence of Defence Minister Rajnath Singh. It was the first time that two frontline surface combatants built by two different shipyards – Mazagon Dock Shipbuilders, Mumbai (Udaygiri) and Garden Reach Shipbuilders & Engineers, Kolkata (Himgiri) – were commissioned simultaneously. The ships follow INS Nilgiri, lead ship of the successor class to Project 17 (Shivalik class), and are the 100th and 101st warships designed by the Navy's Warship Design Bureau. They have indigenous content above 75%, Combined Diesel or Gas propulsion and supersonic surface-to-surface missiles.
Key facts
- Date / place
- 26 Aug 2025, Naval Base, Visakhapatnam
- Ships
- INS Udaygiri (MDL, Mumbai); INS Himgiri (GRSE, Kolkata)
- Class
- Project 17A multi-mission stealth frigates (lead ship INS Nilgiri)
- First
- Two frontline combatants from two different shipyards commissioned simultaneously
- Design
- 100th and 101st warships designed by Warship Design Bureau
- Indigenous content
- Over 75%
- Propulsion
- Combined Diesel or Gas (CODOG)
- Presence
- Defence Minister Rajnath Singh
Practice MCQs 5 questions
INS Udaygiri and INS Himgiri, commissioned on 26 August 2025, belong to which project?
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Correct answer: A — Project 17A
Both are multi-mission stealth frigates of Project 17A.
Where were INS Udaygiri and INS Himgiri commissioned into the Indian Navy on 26 August 2025?
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Correct answer: C — Visakhapatnam
The two frigates were commissioned at the Naval Base, Visakhapatnam, in the presence of Defence Minister Rajnath Singh.
Consider the following statements about INS Udaygiri and INS Himgiri: 1. Both ships were built by Mazagon Dock Shipbuilders Limited, Mumbai. 2. They are the 100th and 101st warships designed by the Indian Navy's Warship Design Bureau. Which of the above is/are correct?
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Correct answer: B — 2 only
Statement 1 is wrong: Udaygiri was built by MDL, Mumbai and Himgiri by GRSE, Kolkata – the first simultaneous commissioning of frontline combatants from two different shipyards. Statement 2 is correct.
The indigenous content achieved in INS Udaygiri and INS Himgiri, as per the Defence Ministry, exceeds:
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Correct answer: D — 75%
High indigenous content exceeding 75% was achieved through MSMEs and Indian OEMs.
INS Udaygiri and INS Himgiri follow which ship, the lead ship of the successor class to the Project 17 (Shivalik class) frigates?
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Correct answer: A — INS Nilgiri
The two frigates follow INS Nilgiri, the lead ship of the successor class to Project 17 (Shivalik class).