title: Chamak-class missile boat
text: # Chamak-class missile boat
  
  The Chamak-class missile boats (NATO code Osa II class) of the Indian Navy were an Indian variant of the Soviet Project 205 Moskit
  
  The Osa-II Class missile boats formed the 25th Missile Vessel (K25) Squadron, also known as the Killers, based at Vizag. Osa is the Russian word for Wasp. All eight missile boats have been decommissioned from service.
  
  ## Ships of the class
  
  | Name | Pennant | Commissioned | Decommissioned | Fate | Notes |
  | - | - | - | - | - | - |
  | Prachand | K90 | 17 February 1976 | 29 December 1999 | | |
  | Pralaya | K91 | 17 February 1976 | 8 June 2001 | | |
  | Pratap | K92 | 17 February 1976 | 17 May 1996 | | |
  | Prabal | K93 | 17 February 1976 | 29 December 1999 | Preserved at EsselWorld, Gorai, Maharashtra | Free Entry to visitors of the amusement park |
  | Chapal | K94 | 4 November 1976 | 5 May 2005 | Preserved at Karwar, Karnataka | |
  | Chamak | K95 | 4 November 1976 | 5 May 2005 | Preserved at NDA, Khadkavasla | |
  | Chatak | K96 | 9 February 1977 | 5 May 2005 | Preserved at SNC HQ, Kochi | |
  | Charag | K97 | 17 October 1977 | 17 May 1996 | | |
  