Saturday, June 10, 2023

កាំភ្លើងធុន 7.62 mm

កាំភ្លើងយន្តធុន ៧,៦២ មម ពាក្យថា PKT = The PKT machine-gun (Pulemyot Kalashnikova Tankovyi, Kalashnikov Machine-gun Tank version) is used in this role since 1962 when it was introduced instead of the older Goryunov SGMT MG. The differences from the PK unified MG include removal of stock and sights, longer and heavier barrel to facilitate higher rate of fire, solenoid electric trigger, gas regulator and several others. ឬ អាចជា  Kulspruta m/39
កាំភ្លើងធុន PKT, 7.62 mm Machine Gun Tank មានប្រវត្តិរូបសង្វេបដូចតទៅ៖
  •  PKT, 7.62 mm Machine Gun Tank ជាអាវុធបំពាក់លើរថក្រោះ រថពាសដែក ឬ យាន្តចម្បាំង
  • Length of gun 1 100 mm ប្រវែង ១,១ មែត្រ 
  • Theoretical rate of fire 700-800 rounds/min ល្បឿនបាញ់ ៧០០-៨០០គ្រាប់/វិនាទី 
  • Combat rate of fire 250 rounds/min ល្បឿនបាញ់ពេលប្រយុទ្ធជាក់ស្តែង ២៥០គ្រាប/នាទី
  • Maximum range 3 800 m ចម្ងាយអតិប្បរិមា ៣,៨០០ មែត្រ 
  • Muzzle velocity 830 m/s ល្បឿនក្បាលគ្រាប់ហោះ ៨៣០ម /វិនាទី 
  • Effective range of ground targets 1 000 m ចម្ងាយបាញ់ប្រសិទ្ធិភាពគោលដៅប្រមូលផ្តុំ ១០០០ មែត្រ 
  • Number of cartridges in the belt 1 000 pcs ចំនួនគ្រាប់ក្នុងកេះ (១ឯកតា ១០០០ គ្រាប់) 
  • Weight of gun 10.5 kg ទម្ងន់កាំភ្លើង ១០,៥ គក
  •  Mainly weight 3.2 kg ទម្ងន់កាណុងកាំភ្លើង ៣,២ គក
  • Machine-gun:           7.62mm PKT (6P7)
ប្រភពទី២
  • Length:                1,098 mm
  • Weight (empty):        10.5 kg
  • Barrel length:         722 mm
  • Barrel weight:         3.23 kg
  • Direct fire range:     650 m (at running target)
  • Effective range:       1,500 m
  • Maximum range:         4,000 m
  • Rate of fire:          700 .. 800 (250 practical) rds/min
  • Ammo box:              250 rounds
  • Ammo box weight:       9.4 kg
  • Total ammo allowance:  2000 rounds (T-72B(M), T-72BK, T-90
  •  1250 rounds (T-80U, T-80U(M)
  • 750 rounds (T-80UK)
  • Cartridge type:        7.62x54R model 1908/1930
កាំភ្លើងធុន 7.62 mm ជាប្រភេទអាវុធបំពាក់លើរថក្រោះ M73, M73A1, M219 Country of Origin USA Date Of Introduction M73: 1959 M219: 1977
  • Caliber 0.3 in (7.62 mm)
  • Cartridge 7.62 mm NATO
  • System of Operation Recoil with gas assist
  • Cooling Air
  • Weight M73: 31.0 lb (14.1 kg)
  • M73A1, M219: 29.8 lb (13.5 kg)
  • Length 35.0 in (889 mm)
  • Height Cover closed: 5.3 in (135 mm)
  • Cover opened: 6.6 in (168 mm)
  • Width 4.4 in (112 mm)
  • Barrel Weight 5.25 lb (2.38 kg)
  • Barrel Length 22.0 in (559 mm)
  • Barrel Rifling R.H., four grooves, pitch 1 in 12 inches (305 mm)
  • Feed Metallic link belt (right or left hand)
  • Performance
  • Rate of Fire 500 to 625 rds/min
  • Muzzle Velocity 2,800 fps (853 mps)
  • Maximum Range 4,000 yd (3,700 m)
  • Maximum Effective Range (Tracer Burnout) 984 yd (900 m)
  • Method of Target Engagement 20-30 round bursts

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