D
Naval ForcesChina

Type 073IIY Class (Yudao Class)

Landing shipFielded 1985Pending verification
Naval ForcesCHN
Length 79 m
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeLanding ship
Date of introduction1985
ProliferationOrigin country only
Crew106Med[1]
Dimensions and weight
Length79 m259 ftMed[1]
Beam10.5 m34 ftMed[1]
Draft2.5 mMed[1]
Displacement (full load)1,100 tMed[1]
Propulsion and performance
Propulsion2 × D-39Med[1]
Engine power2,169.2 hpMed[1]
Range1,852 km1,151 mi · 1,000 nmi1,000 nmi (1,900 km; 1,200 mi)Med[1]
Speed16 kt30 km/hMed[1]
Endurance7 DaysMed[1]
Armament
ArmamentType 61Med[1]
Variants
Type 073 Yudao-class landing shipRequirement of the Type 073-class landing ship was finalized in May 1965, and design work by Shanghai-based 708th Research Institute completed just 4 months later in September 1965.[1]
Type 073II Yudao-class landing shipShortcomings of Type 073I exposed in trials caused a crush program to rework and redesign at Dalian Shipyard, but due to political turmoil in China at the time, it was not sufficient to correct the problem completely.[1]
Type 073IIY Yudao-class landing shipAs the mass production plan for Type 073II was cancelled due to reliability problem of its engine, Shipyard # 9308 begun to modify the remaining two units that were already being built, which was successfully completed in September 1985.[1]
Type 073III Yudeng-class landing shipThe reliability problem of the engine of Type 073 series was not completely solved until the appearance of Type 073III landing ship, with NATO reporting name Yudeng-class.[1]
Type 073A Yunshu-class landing shipAfter the completion of the first unit (pennant # 990), it takes a decade for more units to follow, and 10 more entered service between 2001 through 2002.[1]
Weapons and payload options · 1Confidence · Source
Type 61Naval Gun
Med[1]
Quantity
2 × Type 61 twin 37 mm AAA
Type
Naval Gun
Caliber
37 mm
Summary

As the mass production plan for Type 073II was canceled due to the reliability problem of its engine, Shipyard # 9308 begun to modify the remaining two units that were already being built, which was successfully completed in September 1985. The resulting type is Type 073IIY landing ship, with Y for Yun (运), meaning transport in Chinese.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
China
Sources
  1. Type 073IIY Class (Yudao Class) Chinese Landing Ship, U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)
    Published/updated 2026-03-20 · Tier 1 · checked 2026-10-10
Change log
  • 2026-10-10 Entry created from the Worldwide Equipment Guide (ODIN), bulk import