D
Naval ForcesNorth Korea

Najin Class

FrigateFielded 1971Pending verification
Naval ForcesPRK
Length 100 m
Identification silhouette. Not drawn to scale between entries.
Fact cardConfidence · Source
System
TypeFrigate
Date of introduction1971
ProliferationOrigin country only
Crew180Med[1]
Dimensions and weight
Length100 m328 ftMed[1]
Beam10 m33 ftMed[1]
Draft2.7 mMed[1]
Displacement (full load)1,600 tMed[1]
Propulsion and performance
Engine power15,000 bhp; 2 shaftsMed[1]
Speed26 kt48 km/hMed[1]
Range7,408 km4,603 mi · 4,000 nmi4,000 nmi (4,600 mi; 7,400 km) at 14 knotsMed[1]
Protection
NBC Water Washdown SystemYesMed[1]
Armament
Mines and Depth Charges: depth chargesTwo RBU 1200 five-tube fixed launchersMed[1]
Mines and Depth Charges: mines capacity30 MinesMed[1]
Armament2 × 100 mm (4 in)/56 (single) Gun; Projectile; 57 mm Gun; 30mm Anti-Aircraft Gun; P-15 TermitMed[1]
Fire control
FCS NameDrum TiltMed[1]
Air Search RadarSquare Tie RadarMed[1]
Surface Search RadarPot HeadMed[1]
Navigation RadarPot DrumMed[1]
NameStag hornMed[1]
Weapons and payload options · 6Confidence · Source
2 × 100 mm (4 in)/56 (single) GunArmament
Med[1]
Quantity
2 × 100 mm (4 in)/56 (single) Gun
Caliber
100mm
ProjectileArmament
Med[1]
Caliber
100 mm
57 mm GunArmament
Med[1]
Quantity
4x 57 mm (2 in) (twin) Gun
Caliber
57 mm
ProjectileArmament
Med[1]
Caliber
57 mm
30mm Anti-Aircraft GunArmament
Med[1]
Quantity
twelve or four 30 mm Anti-Aircraft Gun
Caliber
30 mm
P-15 TermitAnti-Ship Missile
Med[1]
Range
80 km50 mi · 43 nmi
Type
Anti-Ship Missile
Guidance
autopilot (inertial guidance), active radar homing, supplemented in some with infrared homing
Warhead
454 kg (1,001 lb) hollow charge high explosive
Speed
Mach 0.95
Length
5.8 m
Summary

The North Korean Najin-class frigates are some of the largest vessels in the Korean People's Navy. Although they bear a striking resemblance to ex-Soviet Kola class frigates, they are unrelated to any Russian or Chinese design.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
North Korea
Sources
  1. Najin Class North Korean Frigate, 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