40 mm /60 cal – Mk VII (2004 – DD ‘C’ Klasse)
Versionen
- 40 mm /43 cal – Model 1932 (für U-Boote)
- 40 mm /60 cal – Model 1934
- 40 mm /60 cal – Model 1936
- 40 mm /70 cal (Nachfolger ab 1951 – Army / 1952 – Navy)
Britische Marine Versionen
- 40 mm /60 cal – Mount Mk I (twin)
- 40 mm /60 cal – Mount Mk II (quad)
- 40 mm /60 cal – Mount Mk III (single)
- 40 mm /60 cal – Mount Mk IV (twin)
- 40 mm /60 cal – Mount Mk V (twin)
- 40 mm /60 cal – Mount Mk VI (six)
- 40 mm /60 cal – Mount Mk VII (single)
- 40 mm /60 cal – Mount Mk IV (single)
US Marine Versionen
- 40 mm /60 cal – Mount Mk 1 (twin und quad)
- 40 mm /60 cal – Mount Mk 2 (twin und quad)
- 40 mm /60 cal – Mount Mk 3 (M1)(single)
