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Artillery1937–presentProfile in progress
Autocannon
Oerlikon 20 mm cannon is a autocannon originating in Switzerland. It was built by Oerlikon Oerlikon Contraves.
SwitzerlandTechnical data
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 2.21 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 2.21 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 2.21 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 2.21 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 2.21 m | Wikipedia contributors | approved |
No check recorded yet.
de.wikipedia.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
20-mm-Oerlikon-Kanone – Wikipedia Zum Inhalt springen Hauptmenü Hauptmenü In die Seitenleiste verschieben Verbergen Navigation Hauptseite Themenportale Zufälliger Artikel Spezialseiten Mitmachen Artik
fr.wikipedia.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
Canon de 20 mm Oerlikon — Wikipédia Aller au contenu Menu principal Menu principal déplacer vers la barre latérale masquer Navigation Page d’accueil Portails thématiques Article au hasard Contact Cont
it.wikipedia.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
20 mm Oerlikon - Wikipedia Vai al contenuto Menu principale Menu principale sposta nella barra laterale nascondi Navigazione Pagina principale Ultime modifiche Una voce a caso Nelle vicinanze Vetrina
www.wikidata.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
series of autocannons Oerlikon F Oerlikon KA series 20 mm Oerlikon Oerlikon 20mm edit Language Label Description Also known as default for all languages No label defined – English Oerlikon 20 mm canno
de.wikipedia.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
20-mm-Oerlikon-Kanone – Wikipedia Zum Inhalt springen Hauptmenü Hauptmenü In die Seitenleiste verschieben Verbergen Navigation Hauptseite Themenportale Zufälliger Artikel Spezialseiten Mitmachen Artik
fr.wikipedia.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
Canon de 20 mm Oerlikon — Wikipédia Aller au contenu Menu principal Menu principal déplacer vers la barre latérale masquer Navigation Page d’accueil Portails thématiques Article au hasard Contact Cont
it.wikipedia.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
20 mm Oerlikon - Wikipedia Vai al contenuto Menu principale Menu principale sposta nella barra laterale nascondi Navigazione Pagina principale Ultime modifiche Una voce a caso Nelle vicinanze Vetrina
www.wikidata.org ↗ · Field absent
Checked 29 Sept 2026No mapped field recovered. Stored full text retained for further extraction; this is not a claim that unstructured prose has been manually exhausted.
Mapped labelled specifications
series of autocannons Oerlikon F Oerlikon KA series 20 mm Oerlikon Oerlikon 20mm edit Language Label Description Also known as default for all languages No label defined – English Oerlikon 20 mm canno
No check recorded yet.
www.ssb.gov.tr ↗ · Page not found
Checked 29 Sept 2026No exact name or stored alias among retained equipment links. This is index coverage, not proof the specification is unpublished.
Official equipment index linked profile names
Savunma Sanayii Ürün Kataloğu Yükleniyor... EN Kapat Kurumsal Hakkımızda Savunma Sanayii İcra Komitesi Başkan'ın Mesajı Başkanlık Politikası ve Yönetim Sistemleri Teşkilat Yapısı Mevzuat Savunma Sanayii Ürün Kataloğu Rapor ve Dokümanlar Stratejik Planlar SSB Uluslararası İş Birliği İhracat Stratejisi Sanayi Katılımı / Offset Kurumsal Mali Durum ve Beklentileri Performans Programları Faaliyet Raporları Kurumsal Kimlik Projeler Kara Araçları ALTAY Seri Üretim Projesi Zırhlı Amfibi Hücum Aracı (ZAH
www.ssb.gov.tr ↗ · Page not found
Checked 29 Sept 2026No exact name or stored alias among retained equipment links. This is index coverage, not proof the specification is unpublished.
Official equipment index linked profile names
Turkish Defence Industry Product Catalogue Yükleniyor... TR Close Corporate About Us Defence Industry Executive Committee Message From The Secretary Secretariat Policy and Management Systems Organization Chart Turkish Defence Industry Product Catalogue Report and Documents Strategic Plan Industrial Participation / Offset Corporate Identity PROJECTS Land Platforms Projects ALTAY MBT Serial Production Project Armored Amphibious Assault Vehicle (ZAHA) Project Unmanned Land Vehicle (ULV) Projects Ne
No check recorded yet.
Autocannon
Switzerland
1937–present
World War II Nigerian Civil War
Reinhold Becker
1935
Oerlikon Oerlikon Contraves
1937−1995
124,734
Oerlikon FF MG FF cannon
L70 Total gun barrel weight: 68.04 kilograms (150.0 lb ) Minus breech mechanism: 20.865 kg (46.00 lb) L85 Empty: 92.0 kilograms (202.8 lb ) Loaded with 200 rounds: 182.0 kg (401.2 lb)
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)
L70: 20×110mmRB L85: 20×128mm
HE: 123 g (4.3 oz) HE/T: 116 g (4.1 oz)
20 mm (0.79 in)
Single barrel (progressive RH parabolic twist, 9 grooves)
API blowback Gas operated, power reserve loading
Manual, -15°/+90°
Manual, full 360°
L70: Cyclic: 450 rounds per minute Practical: 250-320 rounds per minute L85: Cyclic: 900 to 1,000 rounds per minute
L70: 820 m/s (2,700 ft/s) L85: 1,050 m/s (3,400 ft/s)
Against low-flying aircraft (HE round) L70: 914 m (1,000 yd) L85: 1,500 m (1,600 yd)
HE round at 45° L70: 4,389 m (4,800 yd) L85: 6,800 m (7,400 yd)
Cylindrical magazine holding 60 rounds; later adjusted for belt-fed gun
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
Oerlikon 20 mm cannon equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
ArgentinaReported count for Oerlikon 20 mm cannon. Service scope: Argentine Army; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): quantity: 230. Origin: Switzerland. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
PortugalReported count for Oerlikon 20mm L/65. Service scope: Portuguese Navy ships; does not replace a national total. 2 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): quantity: 1 / quantity: 4. Origin: Switzerland. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.
TürkiyeReported count for Oerlikon 20 mm. Service scope: Turkish Land Forces; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Retired, wholly reserve and on-order rows are excluded; the reported count retains any explicitly mixed stock scope in the quoted row. Count column(s): quantity: 439. Origin: Switzerland Turkey. The listed variants/roles are the scope, not an immediately deployable count. Dates are the count-cell citations' stated source period (2023), not the article revision. 2023 cited source edition. Edition or publication years do not claim an exact inventory census day.
India
Indonesia
Mexico
Philippines
Thailand