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Home / Equipment / Missiles / CY-1

Missileslate 1980s – presentProfile in progress

CY-1

Anti-submarine missile

CY-1 is a anti-submarine missile originating in China. Reported operators include People's Liberation Army Navy.

Origin: China
Manufacturer: Not reported

Length: ≈1.2m≈
Diameter: ≈400mm≈
Range: ≈20km≈
Wingspan: 1.2m

Specifications Scale Operators Methodology

Technical data

Specifications

13 fields · 1 source · retrieved 1 Oct 2026

Dimensions & mass

Mass: ≈0.6 ton¹
Length: ≈1.2 meter¹
Diameter: ≈0.4 meter¹

True scale

Size in context

Length · ≈: 1.2 m
Person: 1.75 m

Sourced dimensions beside a 1.75 m human reference.

Wingspan

1.2 meter¹

Performance

Operational range: ≈20 km¹
Maximum speed: supersonic¹

Systems & armament

Warhead: Lightweight torpedo¹
Engine: rocket motor¹
Guidance system: inertial in flight, passive / active sonar in water¹

Programme

Produced: late 1980s¹
Detonation mechanism: Semi-armor-piercing¹
Propellant: solid fuel¹
Launch platform: Air, surface & submerged¹

Sources & original excerpts1 reference

CY-1 · Wikipedia revision 1368922568 ↗
Type
Infobox (CY-1) · Type
Anti-submarine missile
Place of origin
Infobox (CY-1) · Place of origin
China
In service
Infobox (CY-1) · In service
late 1980s – present
Used by
Infobox (CY-1) · Used by
People's Liberation Army Navy
Produced
Infobox (CY-1) · Produced
late 1980s
Mass
Infobox (CY-1) · Mass
≈0.6 ton
Length
Infobox (CY-1) · Length
≈1.2 meter
Diameter
Infobox (CY-1) · Diameter
≈0.4 meter
Wingspan
Infobox (CY-1) · Wingspan
1.2 meter
Warhead
Infobox (CY-1) · Warhead
Lightweight torpedo
Detonation mechanism
Infobox (CY-1) · Detonation mechanism
Semi-armor-piercing
Engine
Infobox (CY-1) · Engine
rocket motor
Propellant
Infobox (CY-1) · Propellant
solid fuel
Operational range
Infobox (CY-1) · Operational range
≈20 km
Maximum speed
Infobox (CY-1) · Maximum speed
supersonic
Guidance system
Infobox (CY-1) · Guidance system
inertial in flight, passive / active sonar in water
Launch platform
Infobox (CY-1) · Launch platform
Air, surface & submerged

Reference text from Wikipedia contributors, used under CC BY-SA 4.0.

Compare related systems

CY-1 vs K-13 (missile)CY-1 vs Astra (missile)CY-1 vs Python (missile)CY-1 vs Zuni (rocket)CY-1 vs PL-15 CY-1 vs PL-5

Operator countries

1 countries documented

CY-1 equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.

Thailand

Additional operator references

People's Liberation Army Navy

Equipment reference ↗