Italian Explosive Ordnance - 76mm to 90mm Projectiles

Italian Explosive Ordnance

  

76/40-45mm HE

Guns used in: 76/40mm and 76/45mm Anti-Aircraft Guns
Fuzing: Nose Time Fuze M900/34

Overall length (w/ nose): 309 mm
Diameter at base: 75.4 mm
Distance base to band: Unknown
Diameter at bourrelet: 75.47 mm

Type of filling: TNT
Weight of filling: 0.5 kilograms
Weight of loaded projectile: 6.05 kilograms

Weight of complete round:
-76/40mm: R.C. 9.115 kg or 9.635 kg
-76/45mm: R.C. unknown or 10.328 kg
(R.C. stands for Reduced Charge)

Propellent charge:
-76/40 Full Charge: 0.97 kg Ballistite
-76/40 Reduced Charge: 0.284 kg
-76/45 Full Charge: 1.62 kg
76/45 Reduced Charge: 0.332 kg Ballistite






76/40-45mm HE M36

Guns used in: 75/40mm and 76/45mm Anti-Aircraft Guns
Fuzing: Nose Time Fuze M36

Overall length of round: Unknown
Diameter at base: Unknown
Distance base to band: Unknown
Width of band: 17.2 mm
Diameter at bourrelet: 75.74 mm

Type of filling: Probably TNT
Weight of filling: 0.236 kilograms
Weight of loaded projectile: 6.215 kilograms

Length of completed round:
-76/40mm: 736 mm
-76/45mm: 992.9 mm

Propellent charge:
-76/40mm: 0.97 kg Ballistite
-76/45mm: 1.62 kg

Booster: No. 2 M38

Remarks: The ammunition also is made up with reduced propellent charges.




  

77mm HE (Short)

Guns used in: 77/28mm Field Gun
Fuzing: Nose Percussion Fuze M10, I. M35 p.c., I. M38 p.c., or M (Guerritore)

Overall length (w/ fuze): 261 mm
Overall length (w/o fuze): 247 mm
Diameter at base: 75.8 mm
Distance base to band: 49 mm
Width of band: 8 mm
Diameter at bourrelet: 76.3 mm
Type of filling: Probably TNT
Weight of filling: 0.58 kg
Weight of loaded projectile: 4.68 kg





77mm HE (Long)

Guns used in: 77/28mm Field Gun
Fuzing: Nose Percussion Fuze M10 or I. M38 p.c.

Overall length (w/ fuze): 298 mm
Overall length (w/o fuze): 281 mm
Diameter at base: 76 mm
Distance base to band: 55 mm
Width of band: 10 mm
Diameter at bourrelet: 76.3 mm
Type of filling: TNT
Weight of filling: 0.695 kg
Weight of loaded projectile: 6.24 kg
Booster Used: No. 1 M38





77mm AA

Guns used in: 77/28mm Anti-Aircraft Gun
Fuzing: Nose Time Fuze MO6/17

Overall length: Unknown
Diameter at base: Unknown
Distance base to band: Unknown
Width of band: 8.3 mm
Diameter at bourrelet: 76.3 mm

Type of filling: TNT
Weight of filling: 0.22 kg
Weight of loaded projectile: 5.921 kg
Length of complete round: 492.5 mm
Weight of complete round: 8 kg, RC 7.6 kg

Propellent charge:
-Full: 0.544 kg C2 or C.G. 13
-Reduced: 0.15 kg Ballistite





90/42-53mm HE

Guns used in: 90/53mm Anti-Aircraft Gun

Fuzing: Base Fuze - Unknown

Overall length: 400 mm
Diameter at base: Unknown
Distance base to band: 88 mm
Diameter at bourrelet: 89.7 mm
Width of band: Unknown
Type of filling: TNT
Weight of filling: Unknown
Weight of loaded projectile: 10 kg
Length of complete round: Unknown (Manual states 17.4 kg)
Propellent charge: 2.62 kg

90mm AA

Guns used in: 90/53mm Anti-Aircraft Gun

Fuzing:
-Nose Time Fuze M41 or M.T.36
-Nose Fuze I.O. M40 p.c.
-Nose Fuze R40 m.c.

Overall length (w/o fuze): 309 mm
Diameter at base: Unknown
Distance base to band: 97 mm
Diameter at bourrelet: 89.7 mm
Width of band: Unknown
Type of filling: TNT
Weight of filling: 1 kg
Weight of loaded projectile: 10.1 kg to 10.3 kg
Length of complete round: 887 mm
Weight of complete round: 17.05 kg to 17.913 kg
Propellent charge: 1.465 kg to 2.65 kg

Remarks: The weight and length of rounds depend on fuzing.  The projectile has a screwed-in base plate and two copper driving bands; one band is covered by the cartridge case.

90/53mm AP

Guns used in: 90/53mm Anti-Aircraft Gun

Fuzing: Base Fuze MO9

 Overall length: 407 mm
Diameter at base: Unknown
Distance base to 1st band: Unknown
Distance base to 2nd band: 97 mm
Diameter at bourrelet: 89.7 mm
Width of band: Unknown
Type of filling: Probably TNT
Weight of filling: Unknown
Weight of loaded projectile: 12.16 kg
Total length of round: 985 mm
Weight of complete round: 19.6 kg
Weight of propellent: 2.67 kg

Next Time: Italian 100mm and 105mm Projectiles