KRI Beladau (643) is a Clurit-class fast attack craft of the Indonesian Navy.

The vessel has a length of 44 meters, a draft of 7.4 meters, and a displacement of 250 tonnes with the maximum speed of 27 knots.

[1] She has a crew complement of 35, and is equipped with C-705 missiles, a 20mm Denel Vektor GI-2 main gun, and was later fitted with the AK-630 CIWS.

[2] Beladau was commissioned by Minister of Defense Purnomo Yusgiantoro in Batam on 25 January 2013.

[3][4] She is part of the Indonesian Navy's Western Fleet Command (Koarmabar).