Name Osman Acquired 1989 In service 1989-Present Launched 14 July 1987 | Laid down 1986 Commissioned November 4, 1989 Construction started 1986 Length 103 m | |
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Reclassified 053H1/Jianghu-II (Mod.) Builder Hudong-Zhonghua Shipbuilding |
BNS Osman is a modified Type 053H frigate of the Bangladesh Navy, bought in 1989 from China. She is the first guided missile frigate to enter service with the Bangladesh Navy.
Contents

History

The Type 053H1 Frigate Osman was previously known as Xiangtan, which served with People's Liberation Army Navy (PLAN) in South Sea Fleet. It was commissioned in PLAN in December 20, 1987. In PLAN service, this ship participated in Johnson South Reef Skirmish against the Vietnamese navy in March 14, 1988 and sunk the Vietnamese transporter ship HQ-605. In 1989 the ship was sold to Bangladesh Navy. She was commissioned in Bangladesh Navy as Osman on November 4, 1989. She is the first guided missile frigate to enter in service with Bangladesh Navy.
Career

Osman is based in Chittagong, serving with the Commodore Commanding BN Flotilla (COMBAN). About 250 personnel serve aboard Osman, with most living on board. She is the first frigate of Bangladesh Navy who test fired C-802A missile in Bay of Bengal On May 12, 2008 which successfully hit the target. The ship has gone through major upgrades which includes replacement of propulsion system, new missile launching platforms and an addition of a combat data link.

Osman was deployed in Lebanon with the UN mission United Nations Interim Force in Lebanon (UNIFIL) from 17 May 2010 to 14 June 2014. She came back to Bangladesh on 11 August 2014. On her way, she visited the Port of Salalah and Port Sultan Qaboos of Oman, Port of Colombo of Sri Lanka and Mumbai and Chennai Port of India on goodwill mission.

On 11 October 2014, Osman was awarded the title of National Standard in recognition of the ship's quarter century of outstanding service in the Bangladesh Navy at home and abroad.
Design

Powered by two 8,000 hp type 12 E 390V diesel engines that drive two propellers, Osman has a maximum speed of 26 knots (48 km/h; 30 mph). She has a range of 2,700 nautical miles (5,000 km; 3,100 mi) at 18 knots (33 km/h; 21 mph).
Armaments
The ship's primary armament consists of eight C-802 anti-ship missiles. Her secondary armament consists of two twin 100 mm guns, mounted on the bow and stern. Anti-aircraft armament consists of four AK-230 twin 37 mm guns. For anti-submarine warfare, she is equipped with two RBU-1200 anti-submarine rocket launchers and two BMB-2 depth charge mortars. She can carry up to 60 mines.
Electronics
She is equipped with one MX 902 radar for air and surface search and one Type 352 Square Tie radar for surface search and fire control.