Gryazev-Shipunov GSh-30-1 vs YakB-12.7 machine gun

AAircraft guns

Gryazev-Shipunov GSh-30-1

Aircraft autocannon

BAircraft guns

YakB-12.7 machine gun

Aircraft rotary heavy machine gun

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Gryazev-Shipunov GSh-30-1Length

1.978 m

Length source ↗

YakB-12.7 machine gunYak-B machine gun · Length

1.345 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Measured figures

Head to head

14 of 22 rows sourced on both sides

1.98m

1.35mYak-B machine gun · Length

Length

All recorded figures & sources

1.978 m

Length

Single source

1,978 mm (77.87 in)^[source]

1.345 m

Yak-B machine gun · Length

Single source

1.345 m (4 ft)^[source]Yak-B machine gun

156mm

130mmYak-B machine gun · Width

Width

All recorded figures & sources

0.156 m

Width

Single source

156 mm (6.14 in)^[source]

0.13 m

Yak-B machine gun · Width

Single source

0.13 m (5.1 in)^[source]Yak-B machine gun

185mm

—

Height

All recorded figures & sources

0.185 m

Height

Single source

185 mm (7.28 in)^[source]

46kg

45kgYak-B machine gun · cartridge weight

Mass

All recorded figures & sources

46 kg

Mass

Single source

46 kg (101 lb)^[source]

0.13 kg

Yak-B machine gun · bullet weight

Single source

45 kg

Yak-B machine gun · cartridge weight

Single source

0.048 kg

Yak-B machine gun · Mass

Single source

45 kg (99 lbs), cartridge weight 0.130 kg, bullet weight 0.048 kg^[source]Yak-B machine gun

1.8kmMaximum; Maximum firing range

—

Range

All recorded figures & sources

0.2–1.8 km

Effective; Effective firing range

Single source

1.8 km

Maximum; Maximum firing range

Single source

200–1,800 m (220–1,970 yd)^[source]

1,800 m (1,970 yd)^[source]

1.5m

—

Barrel length

All recorded figures & sources

1.5 m

Barrel length

Single source

1,500 mm (59.06 in)^[source]

30mmCaliber

12.7mmYak-B machine gun · Caliber

CalibreScopes differ

All recorded figures & sources

30 mm

Caliber

Single source

30mm^[source]

12.7 mm

Yak-B machine gun · Caliber

Single source

12.7 mm^[source]Yak-B machine gun

1,500–1,800rounds/min

4,000–5,000rounds/minYak-B machine gun · Rate of fire

Rate of fire

All recorded figures & sources

1,500–1,800 rounds/min

Rate of fire

Single source

1,500–1,800 rounds/min^[source]

4,000–5,000 rounds/min

Yak-B machine gun · Rate of fire

Single source

4,000–5,000 rounds/min^[source]Yak-B machine gun

900m/s

810m/sYak-B machine gun · Muzzle velocity

Muzzle velocity

All recorded figures & sources

900 m/s

Muzzle velocity

Single source

900 m/s (3,000 ft/s)^[source]

810 m/s

Yak-B machine gun · Muzzle velocity

Single source

810 m/s (2,657 ft/s)^[source]Yak-B machine gun

Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.

Configuration

Details

Gryazev-Shipunov GSh-30-1 and YakB-12.7 machine gun configuration
Specification	Gryazev-Shipunov GSh-30-1	YakB-12.7 machine gun
Type	Aircraft autocannon^[source]	Aircraft rotary heavy machine gun^[source]Yak-B machine gun
Place of origin	Soviet Union^[source]	Soviet Union^[source]Yak-B machine gun
In service	1980–present^[source]	1973–present^[source]Yak-B machine gun
Designer	V. Gryazev, A. Shipunov^[source]	KBP^[source]Yak-B machine gun
Designed	1977^[source]	—
Manufacturer	Izhmash^[source]	KBP Instrument Design Bureau^[source]Yak-B machine gun
Produced	1980–present^[source]	—
Shell	30×165 mm^[source]	12.7×108mm^[source]Yak-B machine gun
Barrels	1^[source]	4^[source]Yak-B machine gun
Action	Short recoil operated^[source]	Gas-operated^[source]Yak-B machine gun
Reported operators	—	Reported operator · Russia Reported operator · Syria Reported operator · Ukraine

FORCETALLY

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Gryazev-Shipunov GSh-30-1

YakB-12.7 machine gun

Type

Aircraft autocannon^[source]

Aircraft rotary heavy machine gun^[source]Yak-B machine gun

Place of origin

Soviet Union^[source]

Soviet Union^[source]Yak-B machine gun

In service

1980–present^[source]

1973–present^[source]Yak-B machine gun

Designer

V. Gryazev, A. Shipunov^[source]

KBP^[source]Yak-B machine gun

Designed

1977^[source]

—

Manufacturer

Izhmash^[source]

KBP Instrument Design Bureau^[source]Yak-B machine gun

Produced

1980–present^[source]

—

Shell

30×165 mm^[source]

12.7×108mm^[source]Yak-B machine gun

Barrels

1^[source]

4^[source]Yak-B machine gun

Action

Short recoil operated^[source]

Gas-operated^[source]Yak-B machine gun

Reported operators

—

Reported operator · Russia
Reported operator · Syria
Reported operator · Ukraine