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The 5-inch (127 mm)/54-caliber (Mk 45) lightweight gun is a U.S. naval artillery gun mount consisting of a 5 in (127 mm) L54 Mark 19 gun on the Mark 45 mount. [1] It was designed and built by United Defense , a company later acquired by BAE Systems Land & Armaments , which continued manufacture.
United States naval gun terminology indicates the gun fires a projectile 5 inches (127.0 mm) in diameter, and the barrel is 54 calibers long (barrel length is 5" × 54 = 270" or 6.9 meters.) [1] In the 1950s a gun with more range and a faster rate of fire than the 5"/38 caliber gun used in World War II was needed, therefore, the gun was created ...
Barrel design Breech mechanism. The unusual calibre of 5.4 inches may have been determined by a requirement to fire a 60 lb shell. Since the 5-inch howitzer with its 50 lb shell was later found deficient in both firepower and range, it is possible the Indian Army may have foreseen this, and in fact the 5.4-inch could fire its 60 lb shell the same distance as the 5-inch fired its 50 lb shell i ...
The Ordnance BL 5-inch howitzer was initially introduced to provide the Royal Field Artillery with continuing explosive shell capability following the decision to concentrate on shrapnel for field guns in the 1890s.
The 2015 study of 15,521 men found that the average length of a stretched flaccid penis was 13.24 cm (5.21 inches) long, which is near identical to the average length of an erect human penis which is 13.12 cm (5.17 inches) long. [11]
The UK replacement for 5.5 inch was the FH-70 155 mm towed howitzer, in service as the L121. The last 5.5 rounds were fired in the UK in 1995. The last 5.5 rounds were fired in the UK in 1995. In use, the 5.5 was generally towed by the AEC Matador artillery tractor .
1.75 m – (5 feet 8 inches) – height of average U.S. male human as of 2002 (source: U.S. CDC as per female above) 2.4 m – wingspan of a mute swan; 2.5 m – height of a sunflower; 2.7 m – length of a leatherback sea turtle, the largest living turtle; 2.72 m – (8 feet 11 inches) – tallest-known human (Robert Wadlow) [31]
The Ordnance QF 4.5-inch howitzer was the standard British ... five parts, from 0.4 to 1 lb (0.18 to 0.45 kg) loaded into a 3.4 in (86 mm) long brass case;