Ship Database

Tier VIII Destroyer

U.S.A.

Osborne

A destroyer armed with dual-purpose 137 mm guns, which were developed in the U.S. between 1939 and 1940 as a replacement for the 127 mm Mark 12 guns. In terms of size and layout, she is similar to Fletcher-class ships.

Credits: 9,040,000

At a glance

The numbers that shape the ship

Hit points: 14,100
Maximum speed: 35.0 knots
Surface detection: 7.6 km
Main battery range: 11.4 km
Main battery reload: 3.0 s

Combat envelope

Range and detection

Scale: 15 km

Every bar uses the same 15 km scale. Surface detection is a visibility threshold, not a weapon range.

Surface detection7.6 km
Main battery11.4 km
Torpedoes9 km

Damage comparison

Published maximum per hit

Ship-relative

Bars are normalized only against this ship's highest listed hit. They are not salvo damage, expected damage or DPM.

HE · 137 mm HE Mk1 1,950
Torpedo · Mk16 mod. 3 15,533
Depth charge 5,100

Handling, concealment and protectionOverview

Handling

Maximum speed: 35.0 knots
Turning circle radius: 630 m
Rudder shift time: 5.8 s

Maneuverability API rating 62

Concealment

Surface detection: 7.6 km
Air detection: 3.5 km
Submarine detection: 3.5 km

Concealment API rating 87

Survivability

Hit points: 14,100
Torpedo damage reduction: 0 %

Survivability API rating 26

Published armour thickness

Only positive values supplied by the API are shown.

Overall published range: 13–25 mm

Weapons and payloadsArmament

Surface armament

Main battery

Artillery API rating 49

Maximum range: 11.4 km
Reload time: 3.0 s
Rate of fire: 18.8 rounds/min
180° turn time: 14.4 s
Maximum dispersion: 100 m

Shells

Damage is the API's published maximum for one shell hit.

137 mm HE Mk1

Maximum damage per hit: 1,950
Fire chance: 8.0 %
Muzzle velocity: 823 m/s
Shell mass: 34 kg

Gun layout

Mount: 137 mm/48 Mark 1 on a single mount
Mounts: 4
Barrels each: 1

Automatic armament

Secondary battery

Underwater armament

Torpedoes

Torpedoes API rating 12

Mk16 mod. 3

Maximum range: 9.0 km
Maximum damage per hit: 15,533
Reload time: 75 s
Speed: 60 knots
Detectability: 1.4 km
180° turn time: 7.2 s

Torpedo-tube layout

Mount: 533 mm Mk14
Mounts: 1
Tubes each: 4

Anti-aircraft defence

AA defence API rating 55

Aura: 20 mm Oerlikon on a single Mk.20 mount
Calibre: 20 mm
Mounts: 9

Aura: 40 mm/56 Bofors on a Mk.1 mount
Calibre: 40 mm
Mounts: 3

Aura: 137 mm/48 Mark 1 on a single mount
Calibre: 137 mm
Mounts: 4

Depth charges

Maximum damage per charge: 5,100
Maximum packs: 2
Charges per pack: 12
Reload time: 40.0 s

Modules, hull and progressionTechnical data

Default hull

Hull hit points: 14,100
Main-battery barrels: 4
Torpedo tubes: 1
AA mounts: 16

Engine

Published maximum speed: 35.0 knots

Fire control

Module research tree

Names, research prices and defaults are reported directly by the API.

Mk8 mod. 1

Default

Type: Suo
Purchase: 395,000 credits
Next modules: 1

Mk8 mod. 2

Type: Suo
Research: 16,000 XP
Purchase: 1,200,000 credits

137 mm/48 Mark 1 in a turret

Default

Type: Artillery
Purchase: 650,000 credits

Osborne (A)

Default

Type: Hull
Purchase: 690,000 credits
Next modules: 1

Osborne (B)

Type: Hull
Research: 32,000 XP
Purchase: 2,100,000 credits
Next ships: 1

Propulsion: 65,000 hp

Default

Type: Engine
Purchase: 625,000 credits

533 mm Mk15

Default

Type: Torpedoes
Purchase: 780,000 credits

Compatible upgrades

Official modernization descriptions and listed purchase prices. Effects still depend on the slot and configuration used in game.

Propulsion Modification 1

Modernization

Reduces time to full speed

Credits: 1,000,000

Torpedo Tubes Modification 1

Modernization

Credits: 500,000

Concealment System Modification 1

Modernization

Credits: 2,000,000

Main Armaments Modification 1

Modernization

Credits: 125,000

Aiming Systems Modification 1

Modernization

Credits: 500,000

Damage Control System Modification 2

Modernization

Credits: 1,000,000

Torpedo Lookout System

Modernization

Credits: 2,000,000

Steering Gears Modification 2

Modernization

Credits: 2,000,000

Main Battery Modification 2

Modernization

Credits: 500,000

Damage Control System Modification 1

Modernization

Credits: 250,000

Steering Gears Modification 1

Modernization

Credits: 1,000,000

Auxiliary Armaments Modification 1

Modernization

Credits: 125,000

AA Guns Modification 1

Modernization

Credits: 500,000

Next ships

Research costs published in this ship's official progression data.

Ship: Christopher
Research cost: 160,000 XP

Available module groups: 10
Compatible upgrades: 13
Researchable next ships: 1
Upgrade slots: 5
Published battle levels: 8–10

Cross-nation comparison

Ships that fill a similar slot

Closest same-tier, same-class matches from other nations, ranked by published base statistics.

France

L'Aventurier

HP: 15,000
Speed: 35 kn
Guns: 10.9 km
Torps: 10 km

Open comparison

Pan-Asia

Hsienyang

HP: 12,800
Speed: 37.5 kn
Guns: 11.4 km

Open comparison

Japan

Akizuki

HP: 15,900
Speed: 33 kn
Guns: 11.3 km
Torps: 10 km

Open comparison