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Naval support & landing craft1964–presentProfile in progress
Replenishment oiler
Olekma-class oiler is a replenishment oiler. It was built by Rauma-Repola , Finland. Reported operators include Soviet Navy Russian Navy.
Technical data
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 105.4 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 105.4 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 105.4 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 105.4 m | Wikipedia contributors | approved |
| 28 Sept 2026 | 105.4 m | Wikipedia contributors | superseded |
Project 6404
Rauma-Repola , Finland
Soviet Navy Russian Navy
Uda class
Altay class
1964–1966
1964–present
2
1
1
Replenishment oiler
2,040 tons (standard load) 6,480 tons (full load)
105.4 m (346 ft)
14.78 m (48.5 ft)
6.09 m (20.0 ft)
1 × 2900 hp BW-550VTBF-110 diesel 2 x 168 kW diesel-generators 1 x 8 kW diesel-generators 1 x 60 kW steam-dynamo
14.2 kn (26.3 km/h; 16.3 mph)
4,000 nmi (7,400 km; 4,600 mi)
20 days
4,050 tons
40
Donets-2 (navigation radar) SFP4/N PLATH (radio direction finder)
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
Olekma-class oiler equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
RussiaNavy exact named class holdings of Olekma. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only, not a national or parent-force total or combat-readiness measure. Source role(s): LOGISTICS AND SUPPORT / AOR. No heading aggregate, carried armament, crew, payload, factory production or future order count inherited. The own fetched design source declares this exact class and its PDF operator country; ship capacities and fitted launcher/armament counts are retained as source scope, not added to hull quantities.