Credit
Alekc2m · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified
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At a glance
Project 23550 patrol shiplarger figure on 2 of 3
Measured figures
Length
Single source114 m (374 ft 0 in)[source]
Length
Single sourceConfiguration
| Specification | Project 23550 patrol ship | Tir-class speedboat |
|---|---|---|
| Builders | Admiralty Shipyards , St. Petersburg Vyborg Shipyard , Vyborg[source] | — |
| Operators | Russian Navy Russian Coast Guard[source] | Iran Syria[source] |
| Preceded by | Ivan Susanin class Purga class[source] | — |
| Built | 2017–present[source] | — |
| In commission | September 2025[source] |
Tir-class speedboatlarger figure on 1 of 3
Counts only measures both sources give with the same scope. A larger figure is not a better system.
x · source measurement 1
Single sourcex · source measurement 2
Single source69 ft 4 in (21.13 m) x 18 ft 10 in (5.74 m) x 6 ft 9 in (2.06 m)[source]
full load
Single sourcestandard
Single source6,800 t (6,700 long tons; 7,500 short tons) standard 8,500 t (8,400 long tons; 9,400 short tons) full load[source]
full
Single sourcestandard, 28 1⁄
Single source4 × Kolomna 28-9DG diesel generators (4 ×
Single source4 × Kolomna 28-9DG diesel generators (4 × 3,500 kW )[source]
Diesel–electric propulsion; two shafts (2 × 6,300 kW) Two bow thrusters[source]
3 diesels (type unknown), 3 DIO waterjets
Single source3 1200hp diesels (type unknown), 3 DIO waterjets[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Planned | — |
|---|
| Building | — |
|---|
| Completed | — |
|---|
| Active | — |
|---|
| Type | Icebreaking patrol ship[source] | Torpedo Boat[source] |
|---|
| Ice class | RS Arc7[source] | — |
|---|
| Armament | 1 × 76.2 mm (3 in) AK-176MA naval gun 2 or 4 × 12.7 mm Kord machine guns 2 × 30 mm AK-630M CIWS ("Ermak" type) 8 × 3M-54 Kalibr missiles ("Arktika" type)[source] | x4 (2 twin mounts) 12.7 mm x2 21 inch torpedo tubes (compatible with either Chinese, North Korean, or Iranian torpedoes) x1 Dooshka 12.7 mm MG[source] |
|---|
| Aviation facilities | Helipad and hangar for Ka-27 helicopter[source] | — |
|---|
| Name | — | Tir II (IPS 18)[source] |
|---|
| Propulsion | — | 2 shafts[source] |
|---|
| Sensors & processing systems | — | I-band navigation radar[source] |
|---|
| National origin | — | Iran[source] |
|---|
| Source manufacturer statement | — | Built by Iranian Maritime Industries (a subsidiary of the state-owned DIO company), the Bavar-class missile-armed boats are being acquired to replace the Tir-II s.[source]Only the subject, component or variant named in this passage; unresolved names do not create a manufacturer identity |
|---|
26t standard, 28 ¼ t full[source]