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Data Sheet |
Photo Album |
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20 mm Mk M/42
LvSa & LvSa2 (1945-2004)
Test firing a 20 mm machine gun M/42 from a
corvette.
(Photo: Royal Danish Navy)
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General Specification: |
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Danish Apellation: |
20 mm Machine Gun Mk M/42 LvSa & LvSa2
Before 1952:
20 mm RK L/65 M/42 |
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Type of Origin: |
20 mm Oerlikon |
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Primary Function: |
Air targets |
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Caliber: |
20 mm |
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Muzzle Velocity: |
838 m/sec. |
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Maximum Range: |
4,000 m at 21 degrees elevation |
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Maximum Ceiling: |
3,050 m |
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Weight of Projectile: |
121 g |
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Ammunition Types: |
Shell |
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Elevation: |
-10 degrees/+90 degrees |
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Lateral Elevation Speed: |
n/a |
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Vertical Elevation Speed: |
n/a |
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Rate of Fire: |
475 rounds/min. |
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Gun/Mounting: |
Manual controlled gun in a single mount
(LvSa) og twin mount (LvSa2) |
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Fire Control: |
n/a |
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Country of Origin: |
Werkzug Maschienenfabrik Oerlikon, and
on license in the USA |
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Weapon or Weapon System
in use or used on: |
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Ship or Class: |
Number: |
In Service: |
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HOLGER DANSKE Class, frigates (2) |
2 (LvSa2)
4 (LvSa) |
1945 - 1951
1954 - 1962 |
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PEDER SKRAM Class, frigates
(2) |
2 (LvSa) |
198? - 1990 |
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NIELS JUEL Class, corvettes
(3) |
4 (LvSa)
2 (LvSa) |
1986 - 1993
1993 - 1997 |
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THETIS, corvette |
2 (LvSa)
2 (LvSa) |
1948 - 1951
1958 - 1959 |
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GLENTEN class, motortorpedoboats (15) |
1 (LvSa) |
1955 - 1965 |
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FLYVEFISKEN Class, motortorpedoboats (6) |
1 (LvSa) |
1954 - 1974 |
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FALKEN Class, motortorpedoboats (4) |
1 (LvSa) |
1962 - 1978 |
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SØLØVEN Class, motortorpedoboats (4) |
1 (LvSa) |
198? - 1990 |
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FALSTER Class, minelayers (4) |
4 (LvSa) |
1986 - 1994 |
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BESKYTTEREN Class, minelayers (2) |
6 (LvSa) |
1954 - 1964 |
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LOUGEN Class, minelayers (2) |
2 (LvSa) |
1953 - 1974 |
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LANGELAND, minelayer |
2 (LvSa) |
1954 - 1987 |
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LINDORMEN Class, minelayers (2) |
2 (LvSa)
3 (LvSa) |
1978 - 1985
1985 - 2004 |
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SØLØVEN Class, minesweepers (4) |
2 (LvSa) |
1952 - 1962 |
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SUND Class, minesweepers (8) |
1 (LvSa2) |
1955 - 1965 |
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VIG Class, minesweepers (4) |
1 (LvSa2)
1 (LvSa) |
1961 - 1963
1963 - 1974 |
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KRIEGER Class, patrol vessels (6) |
4 (LvSa) |
1950 - 1959 |
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DAPHNE Class, seaward defense craft (9) |
1 (LvSa) |
1986 - 1991 |
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VITUS BERING, patrol vessel |
2 (LvSa) |
1948 - 1950 |
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MAAGEN-klassen, arctic cutters (2) |
2 (LvSa) |
1964 - 1991 |
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SKARVEN-klassen, arctic cutters (2) |
1 (LvSa) |
19?? - 1980 |
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AGDLEK Class, arctic cutters (3) |
2 (LvSa) |
1974 - 2004 |
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BARSØ Class, naval cutters (9) |
2 (LvSa) |
1969 - 2004 |
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HEJMDAL, surveying vessel |
2 (LvSa) |
1954 - 1960 |
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FREJA, surveying vessel |
2 (LvSa) |
1954 - 1967 |
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ODIN Class, landing crafts (10) |
2 (LvSa) |
1962 - 1967 |
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FAXE Class, tanker (2) |
1 (LvSa) |
1962 - 2000 |
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MHV 90 Class, home guard cutter (6) |
1 (LvSa) |
1973 - 198? |
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MHV 70 Class, home guard cutter (3) |
1 (LvSa) |
1958 - 198? |
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or other information
on this weapon or weapon system?
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