F-31 Brahmaputra

Country:  India

Class, [Type]: Brahmaputra, [FF].

Builder: Garden Reach, Kolkata, India.

Launch date: 29 January 1994.

Commission date: 14 April 2000.

Displacement ( tons ): 3.850, 4.450 full load.

Dimensions ( metres ): 126,4 x 14,5 x 4,6

Main machinery: 2 x steam turbines ( 31.000 hp ), 2 x props.

Range ( miles ): 4.500 at 12 knots, 3.500 at 18 knots.

Complement: 353 ( 40 officers ).

Guns: 1 x 76mm/62 OTO Melara SuperRapid, 4 x 30mm/54 AK-630.

Missiles:  SSM: 16 x Kh-35 (SS-N-25) Uran (4 x KT-184 launchers; 3M-24E missiles); SAM: 3 x Barak system ( 24 x missiles ).

Torpedoes: 2 x triple 324mm ILAS-3(WAAS A-244S torpedoes).

A/S Mortars: 2 x RBU-6000.

Radar: Navigation: 1 x Decca Bridgemaster/BEL Rashmi PIN 524; Surface Search: 1 x BEL/Signaal RAWL-02 (PLN 517); Surface/Air Search: 1 x BEL RAWS-03; Fire Control: 1 x BEL Aparna (Kh-35), 1 x Elta EL/M-2221 (Barak).

Sonar: BEL HUMSA, hull mounted. Thales Sintra towed array sonar.

Countermeasures: Decoys: 4 x Wallop/Grintek Ultrabarricade, 2 x Graseby G 738 towed torpedo decoy; ECM: BEL Ajanta Mk.2C.

Helicopter: 1 x SeaKing, 1 x MATCH ( ASW Chetak ).