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Winchester Model 37

Winchester · Shotgun

Winchester Model 37

Break action · 12 Gauge · introduced 1936

Also known as Model 37 Single Shot, Winchester 37

About the Winchester Model 37

The Winchester Model 37 is a single-barrel, break-action (top-lever) shotgun offered in 12, 16, 20, 28 and .410 gauges. A simple, affordable single-shot designed as an entry-level field and utility gun, it uses an external semi-hammerless hammer and an automatic ejector that flips the spent shell clear when the action is broken open. Over a million were produced before it was replaced by the Model 37A.

The Model 37 was a Depression-era budget single-shot that became one of the most-produced break-action shotguns ever made, putting an inexpensive Winchester into the hands of countless first-time and farm shooters.

Winchester Model 37 specifications

General

Type
Shotgun
Action
Break action
Firing mechanism
Hammer-fired
Trigger
Single stage
Calibres
12 Gauge, .410 Bore, 16 Gauge, 20 Gauge
Magazine capacity
1 rounds

Dimensions

Barrel length
711 mm (28.0 in)
Overall length
1130 mm (44.5 in)
Weight (empty)
2.72 kg (6.00 lb)

Barrel

Rifling
None

Materials

Barrel
Steel
Receiver / frame
Steel
Stock
Wood
Finish
blued

Performance

Muzzle velocity (typical)
400 m/s (1312 fps)
Effective range
40 m

History

Introduced
1936
Discontinued
1963
Production status
Discontinued
Country of origin
US

Available calibres

12 Gauge.410 Bore16 Gauge20 Gauge

Features

  • Break action
  • Top lever
  • Single barrel
  • Exposed hammer
  • Semi hammerless
  • Automatic ejector

Safety

  • Automatic ejector block

The earliest examples are nicknamed 'red letter' guns for the red-painted 'WINCHESTER' rollmark. It was succeeded by the Model 37A in 1973.

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