| Oerlikon 20 mm cannon | |
|---|---|
 Oerlikon 20 mm cannon in French service | |
| Jenis | Autocannon |
| Negara asal | Switzerland |
| Sejarah pemakaian | |
| Masa penggunaan | 1937–present |
| Digunakan oleh | Various |
| Pada perang | World War II, various |
| Sejarah produksi | |
| Perancang | Reinhold Becker |
| Tahun | 1935 |
| Produsen | Oerlikon |
| Diproduksi | 1937– |
| Jumlah produksi | 124,734[1] |
| Varian | Oerlikon FF MG FF cannon |
| Spesifikasi | |
| Berat | L70 Total gun barrel weight: 6.804 kilogram (15.000 pon) Minus breech mechanism: 20.865 kg (45.999 pon) L85 Empty: 920 kilogram (2.030 pon) Loaded with 200 rounds: 1.820 kg (4.010 pon) |
| Panjang | L70 Overall: 2.210 mm (87 in) Barrel length: 1.400 mm (55 in) L85 Overall: n/a Barrel length: 1.700 mm (67 in) |
| Selongsong peluru | L70: 20×110mmRB L85: 20×128mm |
| Berat Selongsong peluru | HE: 123 g (4,3 oz) HE/T: 116 g (4,1 oz) |
| Kaliber | 20 mm (0.787inch) |
| Lop/Laras | Single barrel (progressive RH parabolic twist, 9 grooves) |
| Mekanisme | API blowback |
| Elevasi | Manual, -15°/+90° |
| Sudut putar | Manual, full 360° |
| Rata² tembakan | L70: Cyclic: 450 rounds per minute Practical: 250-320 rounds per minute L85: Cyclic: 900 to 1,000 rounds per minute |
| Kecepatan peluru | L70: 820 m/s (2.700 ft/s) L85: 1.050 m/s (3.400 ft/s) |
| Jarak efektif | Against low-flying aircraft (HE round) L70: 914 m (1.000 yd) L85: 1.500 m (1.600 yd) |
| Jarak jangkauan | HE round at 45° L70: 4.389 m (4.800 yd) L85: 6.800 m (7.400 yd) |
| Amunisi | Cylindrical magazine holding 60 rounds, Later adjusted to be a belt fed gun |
Meriam Oerlikon 20 mm adalah serangkaian meriam otomatis, didasarkan pada desain Becker 20 mm dari Jerman yang muncul pada sangat awal dalam Perang Dunia I.
Meriam ini banyak diproduksi oleh Oerlikon Contraves dan lain-lain, dengan berbagai model yang digunakan oleh Sekutu dan pasukan Axis selama Dunia perang II, dan banyak versi masih digunakan sampai sekarang.
Referensi
sunting- ^ Budge, Kent G. (2014). "20mm Oerlikon Light Antiaircraft Gun". The Pacific War Online Encyclopedia. Diakses tanggal 30 May 2019.
- Campbell, John. Naval Weapons of World War Two. Annapolis: Naval Institute Press, 1985.
- Johnson, Melvin M., Jr. Rifles and Machine Guns. New York: William Morrow and Co., 1944.
- Williams, Anthony G. Rapid Fire: The development of automatic cannon, heavy machine guns and their ammunition for armies, navies and air forces. Shrewsbury: Airlife Publishing LTD, 2003. ISBN 1-84037-435-7
- Pawle, Gerald (1978). Secret Weapons of World War II. New York: Ballantine Books. ISBN 0-345-27895-X.
- Heller, Daniel. Zwischen Unternehmertum, Politik und Überleben. Emil G. Bührle und die Werkzeugmaschinenfabrik Oerlikon, Bührle & Co 1924–1945. Verlag Huber: Frauenfeld 2002.
- International Harvester Corporation. "Navy Day", The Harvester World Volume 35, Number 12, December 1944; p. 12. Harvester Press, Chicago, 1944.
- Norman, Friedman (2006). The Naval Institute guide to world naval weapon systems. Naval Institute Press. hlm. 478 to 480. ISBN 978-1-55750-262-9.
Pranala luar
sunting
Wikimedia Commons memiliki media mengenai Oerlikon 20mm.
- Of Oerlikons and other things Diarsipkan 2009-04-24 di Wayback Machine., includes links to a family tree diagram and pictures of cartridges.
- Navsource.org
- VKPL vz. 36 - 20mm Oerlikon in Czechoslovak army (Czech only)
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