40 mm Mk M/48 LvSa (1954-1991)

40 mm Maskinkanon M/48 LvSa

For almost 40 years the 40 mm machine gun M/48 was the standard machine gun on most naval vessels, here seen on the motortorpedoboat SØBJØRNEN.
(Photo: Archives of the Royal Danish Naval Museum)

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General Specification:

Danish Apellation:

40 mm Machine Gun Mk M/48 LvSa

Type of Origin:

40 mm Luftvärnspjäs L/70

Primary Function:

Sea and air targets

Caliber:

40 mm

Muzzle Velocity:

Ca. 1,000 m/sec.

Maximum Range:

12,000 m at 45 degrees elevation

Maximum Ceiling:

n/a

Weight of Projectile:

1 kg

Ammunition Types:

Shell

Elevation:

-10 degrees/+85 degrees

Lateral Elevation Speed:

85 degrees/sec.

Vertical Elevation Speed:

45 degrees/sec.

Rate of Fire:

300 rounds/min.

Gun/Mounting:

n/a

Fire Control:

n/a

Country of Origin:

AB Bofors, Sweden

Modifications:

n/a

Weapon or Weapon System in use or used on:
Ship or Class:	Number:	In Service:
HOLGER DANSKE Class, frigates (2) [1]	2-4	1954 - 1963
PEDER SKRAM Class, frigates (2)	4	1966 - 1990
TRITON Class, corvettes (4)	1	1960 - 1981
HUITFELDT Class, patrol vessels (2)	3	1955 - 1966
KRIEGER Class, patrol vessels (6)	2	1954 - 1959
GLENTEN class, motortorpedoboats (15)	1	1955 - 1965
FLYVEFISKEN Class, motortorpedoboats (6)	1	1954 - 1974
FALKEN Class, motortorpedoboats (4)	1	1962 - 1978
SØLØVEN Class, motortorpedoboats (6)	1-2	1965 - 1990
LANGELAND, minelayer	2	1955 - 1987
SØLØVEN Class, minesweepers (5) [2]	2	1956 - 1962
DAPHNE Class, seaward defense craft (9)	1	1961 - 1991
ÆGIR, tender [3]	6	1958 - 1967
HJÆLPEREN, tender	2	1958 - 1974

Notes:
[1]	The frigates of the HOLGER DANSKE Class were fitted with four guns, but two were dismantled in 1954.
[2]	The motortorpedoboats of the SØLØVEN Class was normally fittet with either one gun (fore) and four torpedotubes og two guns and only two torpedotubes. From the middle of the 1980's the aft gun was permanently replaced by 1 ea 20 mm Machine Gun Mk M/42 LvSa.
[3]	The tender ÆGIR was fitted with six guns, but one were dismantled in 1963.

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Additional Sources:
&	n/a
44You are also referred to the Naval Bibliography

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INDEX OF
NAVY SHIPS
(alphabetical):

A	B	C	D	E	F
G	H	I	J	K	L
M	N	O	P	R	S
T	U	V	Y	Æ	Ø
1-9

This page was last updated: -

This page was first published: Januar 27, 2006