GIAT M.621 (20 mm)
Contents
Description
The M.621 is an autocannon of French origin. It was developed in the 1960's by Giat (now Nexter Systems) as a vehicle and light aircraft armament. The main advantages are its limited weight and low recoil.
Vehicles equipped with this weapon
- [[|]] (Modification)
General info
Tell us about the tactical and technical characteristics of the cannon or machine gun.
Available ammunition
- Default: P · HEF-I · HEF-I · API-T
- Universal: HEF-I · API-T
- Air targets: HEF-I · HEF-I · HEF-I · API-T
- Armored targets: API-T · AP-I · AP-I
- Stealth: HEF-I · HEF-I · HEF-I · AP-I
| Penetration statistics | |||||||
|---|---|---|---|---|---|---|---|
| Ammunition | Penetration @ 0° Angle of Attack (mm) | ||||||
| 10 m | 100 m | 500 m | 1,000 m | 1,500 m | 2,000 m | ||
| P | 15 | 13 | 10 | 8 | 7 | 6 | |
| API-T | 40 | 36 | 22 | 12 | 6 | 3 | |
| HEF-I | 5 | 5 | 3 | 2 | 2 | 2 | |
| AP-I | 40 | 36 | 22 | 12 | 6 | 3 | |
| Shell details | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ammunition | Velocity (m/s) |
Projectile mass (kg) |
Fuse delay (m) |
Fuse sensitivity (mm) |
Explosive mass (TNT equivalent) (g) |
Ricochet | ||||||
| 0% | 50% | 100% | ||||||||||
| P | 1,030 | 0.1 | - | - | - | 47° | 56° | 65° | ||||
| API-T | 1,030 | 0.1 | - | - | - | 47° | 60° | 65° | ||||
| HEF-I | 1,030 | 0.1 | 0.2 | 0.1 | 16 | 79° | 80° | 81° | ||||
| AP-I | 1,030 | 0.1 | - | - | - | 47° | 56° | 65° | ||||
Comparison with analogues
Give a comparative description of cannons/machine guns that have firepower equal to this weapon.
Usage in battles
Describe the cannon/machine gun in the game - its distinctive features, tactics of usage against notable opponents. Please don't write a "guide" - do not impose a single point of view, but give the reader food for thought.
Pros and cons
Summarize and briefly evaluate the weaponry in terms of its characteristics and combat effectiveness. Mark pros and cons as a list.
Pros:
Cons:
History
Examine the history of the creation and combat usage of the weapon in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the weapon and adding a block "/History" (example: https://wiki.warthunder.com/(Weapon-name)/History) and add a link to it here using the main template. Be sure to reference text and sources by using <ref></ref>, as well as adding them at the end of the article with <references />.
Media
Excellent additions to the article would be video guides, screenshots from the game, and photos.
See also
- 20F2 (20 mm) - Based on the M.621 design
External links
| France aircraft cannons | |
|---|---|
| 20 mm | GIAT M.621 · Hispano 404 · Hispano HS.9 · M50 |
| 30 mm | DEFA 541 · DEFA 551 · DEFA 552 · DEFA 552A · DEFA 553 · DEFA 554 · GIAT M781 |
| Foreign: | |
| 20 mm | AN/M2 (USA) · Browning-Colt Mk12 Mod 3 (USA) · Hispano Mk.II (Britain) · Hispano Mk.V (Britain) · M3 (USA) · M24A1 (USA) · M39A1 (USA) · M61A1 (USA) · MG 151 (Germany) · ShVAK (USSR) |
| 30 mm | ADEN (Britain) |
| 37 mm | M4 (USA) · M10 (USA) · NS-37 (USSR) |
