Breda Modello 37

Societa Italiana Ernesto Breda per Costruzioni Meccaniche (Breda Meccanica Bresciana) · Machine Gun · Out Of Production · 1937

Also known as: Breda 37, Breda M37, sMG 259(i), m/938 Breda

Overview

The Breda Modello 37 was the standard heavy machine gun of the Italian Army during World War II. Gas-operated and air-cooled with a rising-block locking breech, it was tripod-mounted and fed from distinctive 20-round flat metal feed strips. Firing the powerful 8x59mm RB Breda cartridge at a deliberate slow cyclic rate that aided air cooling, it was rugged and accurate, though heavier and slower-firing than contemporaries like the Bren or MG 42.

Specifications

Weight (empty)19400 g (684.3 oz)
Overall Length1270 mm (50.00")
Barrel Length680 mm (26.77")
Action TypeGas Operated
Firing MechanismOpen Bolt
Trigger TypeFull Auto Only
Magazine Capacity20 rounds
Magazine TypeStripper Clip
Muzzle Velocity790 m/s (2592 fps)
Muzzle Energy4057 J (2992 ft·lbf)
Effective Range1000 m (1094 yd)
Maximum Range3000 m (3281 yd)
Rate of Fire450 rpm
Barrel RiflingRight Hand
Frame MaterialSteel
Barrel MaterialSteel

Calibers

Features

Variants

Service history

Operators

Conflicts

Production

Production years: 1937-1943

Standard-issue Italian Army HMG; ~2,500 supplied to the Spanish Nationalists alone. No firm total in sources.

Origin

Country of origin: Italy

Discontinued: 1943

Notes

Famous for re-inserting spent cases back into the feed strip after firing - a quirk variously explained as keeping vehicle floors clear or salvaging brass, and generally regarded as impractical. The Breda 38 was a top-fed magazine variant for tanks.

Background

The Breda M37's signature quirk was re-inserting spent cartridge cases back into the feed strip after firing - meant to keep tank floors and feed mechanisms free of loose brass - a feature that proved impractical but became the gun's defining oddity.