Olekma-class oiler
![]() Iman docking in Syria, 2012 
 | |
| Class overview | |
|---|---|
| Name | Project 6404 | 
| Builders | Rauma-Repola, Finland | 
| Operators | |
| Preceded by | Uda class | 
| Succeeded by | Altay class | 
| Built | 1964–1966 | 
| In commission | 1964–present | 
| Completed | 2[1][2][3] | 
| Active | 1 | 
| Retired | 1 | 
| General characteristics | |
| Type | Replenishment oiler | 
| Displacement | |
| Length | 105.4 m (346 ft) | 
| Beam | 14.78 m (48.5 ft) | 
| Draught | 6.09 m (20.0 ft) | 
| Propulsion | 
  | 
| Speed | 14.2 kn (26.3 km/h; 16.3 mph) | 
| Range | 4,000 nmi (7,400 km; 4,600 mi) | 
| Endurance | 20 days | 
| Capacity | 4,050 tons | 
| Complement | 40 | 
| Sensors & processing systems  | 
  | 
The Olekma class (Soviet designation Project 6404) is a series of medium-size replenishment oilers built for the Soviet Navy between 1964 and 1966.[1][2][3]
Ships
| Name | Builder | Laid down | Launched | Commissioned | Fleet | Status | 
|---|---|---|---|---|---|---|
| Olekma | Rauma-Repola | 21 March 1964 | 19 July 1964 | Baltic Fleet | Decommissioned in 2012[1][2] | |
| Iman | Rauma-Repola | 3 June 1966 | 3 September 1966 | Black Sea Fleet | Active[1][2][3] | 
