6"/53 caliber gun 6"/53 caliber gun The 6"/53 caliber gun (spoken "six-inch-fifty-three-caliber") formed the main battery of some United States Navy light cruisers and three US submarines built during the 1920s. United States naval gun terminology indicates the gun fired a projectile 6 inches (15 cm) in diameter, and the barrel was 53 calibers long (barrel length is 6 inch x 53 = 318 inches or 8 meters.) The gun with side swing Welin breech block and Smith-Asbury mechanism weighed about 10 tonnes and used a silk bag containing 44-pounds (20 kg) of smokeless powder to give a 105-pound (47.6 kg) projectile a
RTÉ Sports Person of the Year award. Counting them separately, there have been twenty-seven winners of the award. Five of these have been Northern Irish. The most recent award was made in 2017 to James McClean. This table lists the total number of awards won by each nationality. The winner is in bold. RTÉ Sports Person of the Year The RTÉ Sports Person of the Year Award is the titular award of the RTÉ Sports Awards ceremony, which takes place each December. The winner is the Irish sportsperson (from the island of Ireland) judged to have achieved the most that year. The winner was originally chosen