152/53 mm O.T.O. Mod.1929 (152 mm)

152/53 mm O.T.O. Mod.1929 turrets number 1 and 2 on the RN Raimondo Montecuccoli

Description

The 152/53 mm O.T.O. Mod.1929 is an Italian naval cannon.

Vehicles equipped with this weapon

• Kerch
• RN Eugenio di Savoia
• RN Raimondo Montecuccoli

General info

The gun comes in two distinct turret designs, both twin-mount, with the earlier design having enough protection to deflect shells from the 4-inch guns at 5,000 m, while the later design increases that protection up to 5-inch, or 127 mm guns at 5,000 m, which is sufficient to deflect a direct hit into the turret face form nearly every destroyer and most of cruisers in a real combat situations.

Ship	Front		Sides		Top		Elevator
	Tickness (mm)	type	(mm)	type	(mm)	type	(mm)	type
RN Raimondo Montecuccoli	70	RHA	22	RHA	30	RHA	50-30	RHA
RN Eugenio di Savoia, Kerch	90	RHA	30	RHA	30	RHA	70-50	RHA

Available ammunition

Penetration statistics
Ammunition	Type of warhead	Penetration @ 0° Angle of Attack (mm)
		1,000 m	2,500 m	5,000 m	7,500 m	10,000 m	15,000 m
152 mm HE Dirompente	HE	29	29	29	29	29	29
152 mm APHEBC Palla	APHEBC	277	229	168	125	95	70
152 mm HE-TF Contro-aerea	HE-TF	29	29	29	29	29	29

Shell details
Ammunition	Type of warhead	Velocity (m/s)	Projectile mass (kg)	Fuse delay (s)	Fuse sensitivity (mm)	Explosive mass (TNT equivalent) (g)	Ricochet
							0%	50%	100%
152 mm HE Dirompente	HE	935	44.57	0	0.1	2,390	79°	80°	81°
152 mm APHEBC Palla	APHEBC	900	47.5	0.03	7	800	48°	63°	71°
152 mm HE-TF Contro-aerea	HE-TF	935	44.57	0	0.1	2,390	79°	80°	81°

Comparison with analogues

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Usage in battles

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Pros and cons

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Pros:

Cons:

History

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Media

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See also

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• reference to the article about the variant of the cannon/machine gun;
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External links

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USSR naval cannons
20 mm	ShVAK
25 mm	2M-3
30 mm	AK-230 · 30 mm/54 AK-630 · BP "Plamya"
37 mm	37 mm/67 70-K · V-11
45 mm	45 mm/46 21-K · 45 mm/68 21-KM · 45 mm/89 SM-20-ZIF · 45 mm/89 SM-21-ZIF
57 mm	AK-725
75 mm	75 mm/50 Canet patt.1892
76 mm	34-K · 39-K · 76 mm/60 AK-176M · AK-726 · D-56TS · F-34 · Lender AA gun, pattern 1914/15
85 mm	85 mm/52 92-K · 85 mm/54.6 ZIS-C-53 · 90-K
100 mm	100 mm/56 B-34 · 100 mm/70 SM-5-1 · Minizini
102 mm	Pattern 1911
120 mm	120 mm/50 pattern 1905
130 mm	130 mm/55 pattern 1913 · 130 mm/58 SM-2-1 · B-13
152 mm	152 mm/57 B-38
180 mm	180 mm/57 B-1-P · 180 mm/60 B-1-K
305 mm	12-inch/52 pattern 1907 · 305 mm/54 B-50
	Foreign:
40 mm	2pdr QF Mk.IIc (Britain) · Skoda (Czechoslovakia)
47 mm	3 pdr QF Hotchkiss (Britain)
76 mm	76 mm/40 Ansaldo mod.1917 (Italy)
88 mm	SK C/30 (Germany)
120 mm	120 mm/50 Mk.4 Bofors M1924 (Sweden) · 120 mm/50 O.T.O. Mod.1933 (Italy)
152 mm	152/53 mm O.T.O. Mod.1929 (Italy)
320 mm	320 mm/44 Ansaldo model 1934 (Italy)