What size in inches is 30mm?
Millimeters to inches conversion table
| Millimeters (mm) | Inches (“) (decimal) | Inches (“) (fraction) |
|---|---|---|
| 30 mm | 1.1811 ″ | 1 3/16 ″ |
| 40 mm | 1.5784 ″ | 1 37/64 ″ |
| 50 mm | 1.9685 ″ | 1 31/32 ″ |
| 60 mm | 2.3622 ″ | 2 23/64 ″ |
What’s equivalent to a 30 mm socket?
Wrench Size And Conversion Table
| Inches | Millimeters | Spanner |
|---|---|---|
| 1.063 | 27mm | 1 1/16 AF; 27mm |
| 1.100 | 5/16 Wworth; 11/16 BSF | |
| 1.125 | 1 1/8 AF | |
| 1.181 | 30mm | 30mm |
How many MM is a 30 caliber?
7.62mm
30 caliber (7.62mm) bore.
How big is a 30mm shell?
Shell measures 10 1/2′ tall from base to tip. Base diameter is just under 1 3/4″. Rounds could be stamped HEI (High Explosive Incendiary) or TP (Training Projectile).
What size is 10 mm in inches?
| MM | Approximate Size In Inches | Exact Size In Inches |
|---|---|---|
| 10mm | Little over 3/8 Inch | 0.39370 Inches |
| 11mm | 7/16 Inch | 0.43307 Inches |
| 12mm | Just short of 1/2 Inch | 0.47244 Inches |
| 13mm | Little over 1/2 Inch | 0.51181 Inches |
What is equivalent to a 24mm wrench?
Metric / Standard Wrench Conversion Chart
| Bolt Diameter | Metric | Standard |
|---|---|---|
| 22mm | 7/8″ | |
| 5/8″ | 24mm | 15/16″ |
| 25mm | 1″ | |
| 3/4″ | 29mm | 1-1/8″ |
Is 8mm a 30 cal?
You must first understand that most U.S. standard calibers are stated in inches, while metric calibers are stated in millimeters (mm). We see a lot of calibers like 5.56mm, 6.5mm, 6.8mm, 7mm, 7.62mm, 8mm, 9mm, 10mm, etc. So, a 30-caliber bullet is actually 0.30” diameter, but it’s also a 7.62mm diameter.
Is 30 Cal and 308 the same?
So, even though the bore of the rifle (measured across the lands) is . 30″, the actual bullet diameter is . 308″ because the bullet must closely match the groove diameter (. However, the 7.62×39 mm cartridge (designed in the Soviet Union), measures bullet diameter using land measurements instead of groove measurements.
How much does a 30 mm round cost?
There is no civilian variant of a 30mm round for sale. In the case of the U.S. military, it is used primarily as an armor-piercing round for machine cannons. It is used in attack helicopters, such as the Apache AH-64. It is estimated that each 30mm round costs $100.
What shoots a 30 mm bullet?
/A Gatling gun
The 30mm GAU-8/A Gatling gun is used on the U.S. Air Force’s A-10 Thunderbolt II aircraft and the Navy’s Goalkeeper Close-In Weapon System. The GAU-8/A provides a reliable, high-rate-of-fire, combat-proven weapon for close air support and shipboard defense missions.
What kind of ammunition is in the M230?
The M230 is capable of firing the ADEN/DEFA 30×113 rounds, however, the Lightweight 30 mm rounds (M788/M789/M799) used in the M230 are constructed with a light alloy as opposed to brass or steel casings to save weight and are in use with the US Army. The M230 rounds are not backwards compatible with weapons designed for the ADEN or DEFA rounds.
What kind of gun is the Hughes M230?
The Hughes M230 Chain Gun is a 30 mm, single-barrel automatic cannon developed by Hughes and now manufactured by Alliant Techsystems. It is an electrically operated chain gun, a weapon that uses external electrical power (as opposed to recoil or expanding gas generated by the firing cartridge) to cycle the weapon between shots.
What is the muzzle velocity of the M230?
To compare, the muzzle velocity of the 30x113mm the M230 is around 810 m/s. Comparatively, the 30x173mm cartridge used in the A-10’s GAU-8 rotary cannon and the 30mm Bushmaster II has a muzzle velocity of 1020 m/s (for a High-explosive incendiary cartridge, armor-piercing rounds go even faster).
How many rounds per minute does a M230 chain gun fire?
The M230 is mounted on the chain gun turret. It uses a 2 hp electric motor to fire 30 mm linkless ammunition at a rate of 625 (±25) rounds per minute. The gun requires a spool-up time of 0.2 seconds to achieve this rate of fire. The practical rate of fire is about 300 rounds per minute with a 10 minute cooling period as the gun is air cooled.