Difference between revisions of "Pr.183 BM-21"

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(Media: Added video)
(Adding most information of the ship; usage in battle pending)
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<!-- ''In the first part of the description, cover the history of the ship's creation and military application. In the second part, tell the reader about using this ship in the game. Add a screenshot: if a beginner player has a hard time remembering vehicles by name, a picture will help them identify the ship in question.'' -->
 
<!-- ''In the first part of the description, cover the history of the ship's creation and military application. In the second part, tell the reader about using this ship in the game. Add a screenshot: if a beginner player has a hard time remembering vehicles by name, a picture will help them identify the ship in question.'' -->
 
The '''{{Specs|name}}''' is a premium gift rank {{Specs|rank}} Soviet motor gun boat {{Battle-rating}}. It was introduced in [[Update "Apex Predators"]] as a reward for [[Battle Pass: Season X, "Royal Guard"]].
 
The '''{{Specs|name}}''' is a premium gift rank {{Specs|rank}} Soviet motor gun boat {{Battle-rating}}. It was introduced in [[Update "Apex Predators"]] as a reward for [[Battle Pass: Season X, "Royal Guard"]].
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 +
A non-standard Project 183 PT boat (AKA P-6 in NATO code) exported to Egypt with its rear-turret and torpedoes removed for the installation of a BM-21 MLRS; although having one less turret than its [[Pr.183|tech tree counterpart]], the ship itself performs identically to the latter while the 40 rockets onboard will make sure light vessels will meet a miserable end from the bombardment of 122 mm rockets from distance.
  
 
== General info ==
 
== General info ==
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{{Specs-Fleet-Armour}}
 
{{Specs-Fleet-Armour}}
 
<!-- ''Talk about the vehicle's armour. Note the most well-defended and most vulnerable zones, e.g. the ammo magazine. Evaluate the composition of components and assemblies responsible for movement and manoeuvrability. Evaluate the survivability of the primary and secondary armaments separately. Don't forget to mention the size of the crew, which plays an important role in fleet mechanics. Save tips on preserving survivability for the "Usage in battles" section. If necessary, use a graphical template to show the most well-protected or most vulnerable points in the armour.'' -->
 
<!-- ''Talk about the vehicle's armour. Note the most well-defended and most vulnerable zones, e.g. the ammo magazine. Evaluate the composition of components and assemblies responsible for movement and manoeuvrability. Evaluate the survivability of the primary and secondary armaments separately. Don't forget to mention the size of the crew, which plays an important role in fleet mechanics. Save tips on preserving survivability for the "Usage in battles" section. If necessary, use a graphical template to show the most well-protected or most vulnerable points in the armour.'' -->
''Talk about the vehicle's armour. Note the most well-defended and most vulnerable zones, e.g. the ammo magazine. Evaluate the composition of components and assemblies responsible for movement and manoeuvrability. Evaluate the survivability of the primary and secondary armaments separately. Don't forget to mention the size of the crew, which plays an important role in fleet mechanics. Save tips on preserving survivability for the "Usage in battles" section. If necessary, use a graphical template to show the most well-protected or most vulnerable points in the armour.''
+
The overall dimension of this variant of Project 183 is identical to its counterpart in tech-tree, while both are called by this name, the major difference of Egyptian boats is a rectangular box on the aft of the boat- which upon closer inspection is in fact a BM-21 Grad 122 mm MLRS straight from its land-based cousins; as well as a new radar (albeit being aesthetic than operable) replacing the original, dome-like one. But all this didn't change the basis of this boat: being one of the last PT boats built by Soviet Union, the ship itself is rather unprotected (as of many other PT boats) where the hull are still made of wood, only the 25 mm autocannon turret and the superstructure are made with 4 mm harden steel. To say at least: for most of the time, anything that is larger than rifle caliber will have no problem penetrating the mere 4 mm of steel, let alone the hull itself with only 10 mm; this also means that a near-miss from higher caliber cannons can do serious damage to the ship itself.
  
 
=== Mobility ===
 
=== Mobility ===
 
{{Specs-Fleet-Mobility}}
 
{{Specs-Fleet-Mobility}}
 
<!-- ''Write about the ship's mobility. Evaluate its power and manoeuvrability, rudder rerouting speed, stopping speed at full tilt, with its maximum forward and reverse speed.'' -->
 
<!-- ''Write about the ship's mobility. Evaluate its power and manoeuvrability, rudder rerouting speed, stopping speed at full tilt, with its maximum forward and reverse speed.'' -->
''Write about the ship's mobility. Evaluate its power and manoeuvrability, rudder rerouting speed, stopping speed at full tilt, with its maximum forward and reverse speed.''
+
Like its base model, the ship is propelled by the same, four M50-T diesel engines with 4 shafts, propelling the ship at up to 70 km/h (37.8 kts); this might not be the fastest boat at its tier, but this still ensured the overall flexibility of the ship to retreat from heated battlefield or navigating through complicated channels of water.
  
 
{{NavalMobility}}
 
{{NavalMobility}}
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{{main|2M-3 (25 mm)}}
 
{{main|2M-3 (25 mm)}}
  
''Provide information about the characteristics of the primary armament. Evaluate their efficacy in battle based on their reload speed, ballistics and the capacity of their shells. Add a link to the main article about the weapon: <code><nowiki>{{main|Weapon name (calibre)}}</nowiki></code>. Broadly describe the ammunition available for the primary armament, and provide recommendations on how to use it and which ammunition to choose.''
+
Egyptian removed the aft turret and torpedo tubes onboard for their needs, thus the only main weapon onboard is the front 25 mm 2M-3 twin mount autocannon. While the ammo count and the penetration of the cannon is more than enough to tear down small vessels, do remember this is all the player get as primary armament- keep the turret in operation at all cost to maximum its efficiency.
  
 
=== Special armament ===
 
=== Special armament ===
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{{main|BM-21}}
 
{{main|BM-21}}
  
''Mortars, rocket launchers and missiles are also effective in skilled hands and can take an off-guard opponent by surprise. Evaluate the ammunition of this type of armament and rate its performance in combat. If there are no special armaments, remove this section.''
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Commonly known as the "Grad" (Hailstone), the 122 mm BM-21 rockets, which are one of the most common export Soviet weapons, are now installed as a MLRS on Pr.183 instead of being on Ural trucks; the launcher itself could traverse 360° thanks to its clearance to the superstructure. While the original intention of MLRS on an attack boat is purely for coastal bombardments against enemy ground targets, if enemy boats or auxiliary ships i.e minelayers or destroyer escorts are within its range, all the 40 rockets onboard with almost 10 kg TNT equivalent of explosive contents will certainly give them a bad day, either from being detonated on impact or critically damaged by the salvo.
  
 
== Usage in battles ==
 
== Usage in battles ==
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=== Pros and cons ===
 
=== Pros and cons ===
<!-- ''Summarise and briefly evaluate the vehicle in terms of its characteristics and combat effectiveness. Mark its pros and cons in the bulleted list. Try not to use more than 6 points for each of the characteristics. Avoid using categorical definitions such as "bad", "good" and the like - use substitutions with softer forms such as "inadequate" and "effective".'' -->
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<!-- ''Summarise and briefly evaluate the vehicle in terms of its characteristics and combat effectiveness. Mark its pros and cons in the bulleted list. Try not to use more than 6 points for each of the characteristics. Avoid using categorical definitions such as "bad", "good" and the like - use substitutions with softer forms such as "inadequate" and "effective".'' -->'''Pros:'''
''Summarise and briefly evaluate the vehicle in terms of its characteristics and combat effectiveness. Mark its pros and cons in the bulleted list. Try not to use more than 6 points for each of the characteristics. Avoid using categorical definitions such as "bad", "good" and the like - use substitutions with softer forms such as "inadequate" and "effective".''
+
 
 +
* Extremely lethal twin 25 mm turret with high ammo count and devastating firepower
 +
* Small and nimble for navigating through inland channels
 +
* 40 rocket salvos with high explosive content, extremely lethal to smaller vessels
  
'''Pros:'''
 
 
*
 
*
  
 
'''Cons:'''
 
'''Cons:'''
 +
 +
* Equipped with only one turret and its rocket launchers
 +
* Extremely fragile to gunfire
 +
* The size of the rocket launcher could trigger a detonation and lead to complete loss
 +
* Relative small crew pool for replacement
 +
 
*
 
*
  
 
== History ==
 
== History ==
 
<!-- ''Describe the history of the creation and combat usage of the ship in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the ship and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Ship-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>. This section may also include the ship's dev blog entry (if applicable) and the in-game encyclopedia description (under <code><nowiki>=== In-game description ===</nowiki></code>, also if applicable).'' -->
 
<!-- ''Describe the history of the creation and combat usage of the ship in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the ship and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Ship-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>. This section may also include the ship's dev blog entry (if applicable) and the in-game encyclopedia description (under <code><nowiki>=== In-game description ===</nowiki></code>, also if applicable).'' -->
''Describe the history of the creation and combat usage of the ship in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the ship and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Ship-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>. This section may also include the ship's dev blog entry (if applicable) and the in-game encyclopedia description (under <code><nowiki>=== In-game description ===</nowiki></code>, also if applicable).''
+
As one of the last PT boat class built by Soviet Union, the Project 183 ''Bolshevik'' Class PT Boat has been one of the major export vessel of the Union to allied countries including PLAN (which they later built domestically as the Type 6602 under the June 4th Agreement), KPAN and notably, Egyptian Navy.
 +
 
 +
During the Nasir, the President of Egypt at the time, was still on the chair, the country saw better relationship with the Soviet Union which the latter provided a large amount of aids and military equipment ranging from assault rifles up to jet fighters, the abundant Project 183 was also among one of the sales to Egypt with around 46 of them delivered to their navy. Although being already obsolete by the time of late 1960s with Israel which led to some losses to the Project 183s (2 by ''Eilat,'' on July 1967), the Egypt Navy revenged by sinking ''Eilat'' on 21st, October 1967 and claiming the very first AShM kill in war history using the heavily-modified Project 183R with P-15 missiles.<ref>https://www.usni.org/magazines/proceedings/1986/march/missile-boat-warfare-israeli-style</ref>
 +
 
 +
While the Egyptian Navy maintained a fairly large fleet of Project 183s, 12 of such boats were then modified to carry BM-21 Grad MLRS at the cost of some onboard armaments; these ships would have likely been decommissioned by late 20th Century and very scarce images left marks of their existence.
  
 
== Media ==
 
== Media ==
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* ''links to approximate analogues of other nations and research trees.'' -->
 
* ''links to approximate analogues of other nations and research trees.'' -->
 
''Links to articles on the War Thunder Wiki that you think will be useful for the reader, for example:''
 
''Links to articles on the War Thunder Wiki that you think will be useful for the reader, for example:''
 +
 
* ''reference to the series of the ship;''
 
* ''reference to the series of the ship;''
 
* ''links to approximate analogues of other nations and research trees.''
 
* ''links to approximate analogues of other nations and research trees.''

Revision as of 21:42, 8 February 2023

Rank VI Israel | Premium | Golden Eagles
Merkava Mk.2D Pack
This page is about the premium Soviet motor gun boat Pr.183 BM-21. For the regular version, see Pr.183.
Pr.183 BM-21
ussr_pr_183_egypt_bm_21.png
GarageImage Pr.183 BM-21.jpg
Pr.183 BM-21
Show in game

Description

The Pr.183 BM-21 is a premium gift rank III Soviet motor gun boat with a battle rating of 3.0 (AB/RB/SB). It was introduced in Update "Apex Predators" as a reward for Battle Pass: Season X, "Royal Guard".

A non-standard Project 183 PT boat (AKA P-6 in NATO code) exported to Egypt with its rear-turret and torpedoes removed for the installation of a BM-21 MLRS; although having one less turret than its tech tree counterpart, the ship itself performs identically to the latter while the 40 rockets onboard will make sure light vessels will meet a miserable end from the bombardment of 122 mm rockets from distance.

General info

Survivability and armour

Armourfront / side / back
Main fire tower10 / 10 / 10 mm
Hull40 mm (wood)
Superstructure4 mm (steel)
Number of section3
Displacement67 t
Crew16 people

The overall dimension of this variant of Project 183 is identical to its counterpart in tech-tree, while both are called by this name, the major difference of Egyptian boats is a rectangular box on the aft of the boat- which upon closer inspection is in fact a BM-21 Grad 122 mm MLRS straight from its land-based cousins; as well as a new radar (albeit being aesthetic than operable) replacing the original, dome-like one. But all this didn't change the basis of this boat: being one of the last PT boats built by Soviet Union, the ship itself is rather unprotected (as of many other PT boats) where the hull are still made of wood, only the 25 mm autocannon turret and the superstructure are made with 4 mm harden steel. To say at least: for most of the time, anything that is larger than rifle caliber will have no problem penetrating the mere 4 mm of steel, let alone the hull itself with only 10 mm; this also means that a near-miss from higher caliber cannons can do serious damage to the ship itself.

Mobility

Speedforward / back
AB109 / 44 km/h
RB81 / 33 km/h

Like its base model, the ship is propelled by the same, four M50-T diesel engines with 4 shafts, propelling the ship at up to 70 km/h (37.8 kts); this might not be the fastest boat at its tier, but this still ensured the overall flexibility of the ship to retreat from heated battlefield or navigating through complicated channels of water.

Mobility Characteristics
Game Mode Upgrade Status Maximum Speed (km/h) Turn Time (s) Turn Radius (m)
Forward Reverse
AB Stock ___ ___
Upgraded 109 44
RB/SB Stock ___ ___
Upgraded 81 33

Modifications and economy

Repair cost
AB1 065 Sl icon.png
RB1 399 Sl icon.png
Crew training10 000 Sl icon.png
Experts290 000 Sl icon.png
Aces700 Ge icon.png
Research Aces790 000 Rp icon.png
Reward for battleAB / RB / SB
Talisman.png 2 × 100 / 150 / 50 % Sl icon.png
Talisman.png 2 × 154 / 154 / 154 % Rp icon.png
Modifications
Seakeeping Unsinkability Firepower
Mods new ship hull.png
Dry-Docking
Mods new ship rudder.png
Rudder Replacement
Mods new ship screw.png
Propeller Replacement
Mods new ship engine.png
Engine Maintenance
Mods ship damage control crew.png
Damage Control Division
Mods ship fire control crew.png
Fire Division
Mods engine smoke screen system.png
Smokescreen
Mods new ship pumps.png
New Pumps
Mods ammo.png
25mm_2m3_he_navy_ammo_pack
Mods ammo.png
25mm_2m3_ap_navy_ammo_pack
Mods new main caliber turrets.png
Primary Armament Targeting
Mods ship rangefinder.png
Improved Rangefinder
Mods ship art support.png
Artillery Support

Armament

Primary armament

Turret2 x 25 mm 2M-3 mounting
Ammunition3900 rounds
Belt capacity65 rounds
Fire rate300 shots/min
Vertical guidance-10° / 85°
Main article: 2M-3 (25 mm)

Egyptian removed the aft turret and torpedo tubes onboard for their needs, thus the only main weapon onboard is the front 25 mm 2M-3 twin mount autocannon. While the ammo count and the penetration of the cannon is more than enough to tear down small vessels, do remember this is all the player get as primary armament- keep the turret in operation at all cost to maximum its efficiency.

Special armament

Turret122 mm BM-21 rocket launcher
Ammunition40 rounds
Main article: BM-21

Commonly known as the "Grad" (Hailstone), the 122 mm BM-21 rockets, which are one of the most common export Soviet weapons, are now installed as a MLRS on Pr.183 instead of being on Ural trucks; the launcher itself could traverse 360° thanks to its clearance to the superstructure. While the original intention of MLRS on an attack boat is purely for coastal bombardments against enemy ground targets, if enemy boats or auxiliary ships i.e minelayers or destroyer escorts are within its range, all the 40 rockets onboard with almost 10 kg TNT equivalent of explosive contents will certainly give them a bad day, either from being detonated on impact or critically damaged by the salvo.

Usage in battles

Describe the technique of using this ship, the characteristics of her use in a team and tips on strategy. Abstain from writing an entire guide – don't try to provide a single point of view, but give the reader food for thought. Talk about the most dangerous opponents for this vehicle and provide recommendations on fighting them. If necessary, note the specifics of playing with this vehicle in various modes (AB, RB, SB).

Pros and cons

Pros:

  • Extremely lethal twin 25 mm turret with high ammo count and devastating firepower
  • Small and nimble for navigating through inland channels
  • 40 rocket salvos with high explosive content, extremely lethal to smaller vessels

Cons:

  • Equipped with only one turret and its rocket launchers
  • Extremely fragile to gunfire
  • The size of the rocket launcher could trigger a detonation and lead to complete loss
  • Relative small crew pool for replacement

History

As one of the last PT boat class built by Soviet Union, the Project 183 Bolshevik Class PT Boat has been one of the major export vessel of the Union to allied countries including PLAN (which they later built domestically as the Type 6602 under the June 4th Agreement), KPAN and notably, Egyptian Navy.

During the Nasir, the President of Egypt at the time, was still on the chair, the country saw better relationship with the Soviet Union which the latter provided a large amount of aids and military equipment ranging from assault rifles up to jet fighters, the abundant Project 183 was also among one of the sales to Egypt with around 46 of them delivered to their navy. Although being already obsolete by the time of late 1960s with Israel which led to some losses to the Project 183s (2 by Eilat, on July 1967), the Egypt Navy revenged by sinking Eilat on 21st, October 1967 and claiming the very first AShM kill in war history using the heavily-modified Project 183R with P-15 missiles.[1]

While the Egyptian Navy maintained a fairly large fleet of Project 183s, 12 of such boats were then modified to carry BM-21 Grad MLRS at the cost of some onboard armaments; these ships would have likely been decommissioned by late 20th Century and very scarce images left marks of their existence.

Media

Videos

See also

Links to articles on the War Thunder Wiki that you think will be useful for the reader, for example:

  • reference to the series of the ship;
  • links to approximate analogues of other nations and research trees.

External links


USSR boats
Motor torpedo boats  D-3 · G-5 · G-5 (ShVAK) · Pr.123-bis · Pr.123K (A-11) · Pr.123K · Pr.183
Motor gun boats  TKA-106 · MO-4 · OD-200 · Pr.183 BM-21 · Ya-5M
Motor torpedo gun boats  Pr. 206 · Pr.206-M · MPK Pr.12412 · MPK Pr.12412P
Gunboats  Groza
Armoured gun boats  BMO · MBK-161 early · MBK-161 late · MBK pr.186 · MBK pr.186 (MK 85) · Pr.1124 early · Pr.1124 late · Pr.1124 MLRS
  Pr.191 · Pr.191M · Pr.1204 · Pr.1204 late

USSR premium ships
Motor torpedo boats  G-5 (ShVAK) · Pr.123K (A-11)
Motor gun boats  TKA-106 · Pr.183 BM-21 · Ya-5M
Motor torpedo gun boats  MPK Pr.12412P
Armoured gun boats  MBK-161 early · MBK pr.186 (MK 85) · Pr.1124 MLRS · Pr.1204
Sub-chasers  MPK Pr.122bis
Frigates  Rosomacha
Destroyers  Kerch · Ryany · Leningrad · Stroyny · Smelyi · Neustrashimy · Blagorodnyy
Light cruisers  Kerch · Zheleznyakov
Battleships  Marat