Skoda 75mm mountain gun M. 1915

 

 

 

 

Bulgarian designation :

75-мм планинско оръдие “Шкода”

Austrian designation :

7.5cm Gebirgskanone M 15

German designation :

7,5cm Skoda Geb. K. M. 15

Calibre :

75mm L/15.4

Weight of the barrel :

106 kg

Weight of the breech-block :

13.5 kg

Weight of the carriage :

507 kg

Weight in action :

613 kg

Length of the whole gun :

3570 mm

Barrel length :

1.155 m

Barrel grooves

number :

28

depth :

0.5 mm

width :

4.24 mm

Height of the line of fire :

706 mm

Gun shield

weight :

86 kg

height:

1.28 m

width :

1.40 m

thickness :

4.2 mm

Ammo shield

weight :

65 kg

height :

1.45 m

width :

1.10 m

thickness :

4.2 mm

            Cartridge

Austrian

height:

129 mm

diameter :

77 mm

charge :

1st charge : 150 g

2nd charge : 180 g

3rd charge : 225 g

additional charge : 285 g

German

height:

125.5 mm

diameter :

77 mm / 78.5 mm

charge :

1st charge : 147 g

2nd charge : 182 g

3rd charge : 232 g

additional charge : 292 g

            Austrian Shells

 

7,5cm M.14/14a Granate :

height :

321 mm

weight of the shell :

6.3 kg

weight of the charge :

560 g Fp. 60/40

weight of the fuze :

650 g – T & P

7,5cm M.15/15a Granate :

height :

261 mm

weight of the shell :

6.220 kg

weight of the charge :

130 g Fp. 60/40

weight of the fuze :

690 g – percussion

7,5cm M.15/8a Schrapnell :

height :

257 mm

weight of the shell :

6.55 kg

bullets :

280 lead x 9 g

weight of the charge :

60 g of black powder

weight of the fuze :

580 g – T & P

7,5cm M.15/8a Eisenkugel-Schrapnell :

height :

257 mm

weight of the shell :

5.540 kg

bullets :

120 steel x 9 g

40 lead x 9 g

weight of the charge :

60 g of black powder

weight of the fuze :

580 g – T & P

7,5cm M.15 Granat-Schrapnell :

height :

273 mm

weight of the shell :

6.5 kg

bullets :

267 lead x 9 g

weight of the charge :

60 g of black powder

weight of H.E. charge :

75 g Trotyl

weight of the fuze :

870 g – T & P

7,5cm M.15 Eisenkugel Granat-Schrapnell :

height :

273 mm

weight of the shell :

5.54 kg

bullets :

162 steel x 9 g

weight of the charge :

60 g of black powder

weight of H.E. charge :

75 g Trotyl

weight of the fuze :

870 g – T & P

            German Shells

 

Deut. Gr. f. 7,5cm Geb. K. 15 (Skoda) :

weight of the shell :

6.230 kg / 6.250 kg

weight of the charge :

310 g Fp. 60/40

percussion fuze :

K.Z. 11 Gr. Geb.

7,5cm Schrapnell :

weight of the shell :

6.165 kg

bullets :

228 lead x 11 g

weight of the charge :

85 g of black powder

T & P fuze :

D.Z. S/33

Muzzle velocity :

350 m/s

Max. range :

7000 m

Elevation :

+ 50° / - 10°

Traversing angle :

7°

Recoil :

0.39 m / 0.99 m

Wheels

weight :

25 kg each

height :

0.8 m

track :

0.9 m

Transport :

7 loads (weight including the pack saddle) : gun = 150.2 kg; gun shield = 143.3 kg; cradle 143.2 kg; wheels = 95 kg; carriage - front  = 146 kg; carriage - rear = 142.5 kg, ammunition shield and aiming apparatus = 142.4 kg.

Remarks :

Quick firing mountain light gun, with hydro-pneumatic recoil system, horizontal semi-automatic sliding wedge breech mechanism, traverse on pivot. The Bulgarian artillery obtained 36 batteries of this gun (144 pieces).

The gun could fire also the shrapnel and the H.E. Shell Krupp used by the field artillery. On roads the gun could be towed by two horses without using a limber, by means of a shaft, which could be dismantled to be transported by pack horses.

 

 

 

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