Naval Vessel-Mounted Artillery / Heavy Weapons
Naval Vessel-Mounted Artillery and Heavy Weapon Parts
Explore parts and equipment associated with naval deck guns, enclosed turrets, open gun mounts, and other shipboard heavy weapon systems. This category covers breech components, recoil and recuperator parts, cradles, rammers, ammunition-handling equipment, shell hoists, training and elevation mechanisms, sights, firing controls, mount hardware, and related assemblies. Designs vary by weapon caliber, vessel class, navy, and service period. Any ammunition or explosive ordnance represented is inert or deactivated and intended for historical display, collecting, technical study, or restoration reference.
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20mm Mark 4 Oerlikon Cleaning Rod Ejector Assembly
$125.0020mm Mark 4 Oerlikon Cleaning Rod Ejector Assembly The 20mm Mark 4 Oerlikon Cleaning Rod Ejector Assembly, identified by P/N 367516PC2 / 367516-2, is a U.S. Navy gun-clearing accessory associated...$125.00 -
20mm Mk16 Mod 4 & 5 Magazine Latch Spring
$50.00Add a small but highly specific piece of U.S. Navy 20mm gun hardware to your collection with this 20mm Mk16 Mod 4 & Mod 5 Magazine Latch Spring, identified by Part Number 5025600 and FSN...$50.00 -
Mark 68 Mod 1 Mount for Mark 16 20mm Autocannon
$29,995.00Newly Manufactured Mark 68 Mod 1 Mount for 20mm Mark 16 Autocannon Custom-built from original U.S. Navy drawings – 2–3 month lead time – display guns only (not for live fire) Complete your Vietnam-...$29,995.00 -
$3,500.00 -
$2,650.00 -
$675.00 -
$750.00 - $2,000.00 -
20mm Oerlikon Shoulder Stock Set
$2,000.00Historical Significance: The Oerlikon 20mm anti-aircraft gun was a pivotal weapon in the naval and air defense arsenal during World War II. Initially adopted by the United States Navy in 1942, the...$2,000.00 -
20mm Oerlikon Mark 4 Gun Sight
$2,500.00Historical Significance: The Oerlikon 20mm Anti-Aircraft Gun was one of the most widely used anti-aircraft weapons during World War II. Renowned for its effectiveness and reliability, it played a...$2,500.00 -
Tampion From USS Massachusetts 16-inch Main Gun
$3,500.00Historical Significance: The USS Massachusetts (BB-59), also known as "Big Mamie," was a South Dakota-class battleship that played a pivotal role in World War II. Commissioned in 1942, she was armed...$3,500.00 -
6-Inch Mark 20 Mod 1 Naval Sight Scale
$150.00Long Pointed Projectile Deflection for Speed of Target Calculator For 6-Inch Sight Mark 20 Mod 1 for 6in Guns. Approx length 4", Approx width 3", Approx weight 2lbs. Pictures are of the actual item...$150.00 -
20mm Oerlikon Sight Mark 4 Mod 1
$3,500.00Discover the original Mark 4 Mod 1 Sight Assembly for the Oerlikon 20mm Anti-Aircraft Gun, now available on Ordnance.com. This authentic piece of military equipment is essential for collectors,...$3,500.00 -
20mm Oerlikon Mark 4 Anti-Aircraft Gun Display
$4,250.00 - $12,200.00Historical Significance: In May 1940, shortly before the fall of France, Oerlikon engineer and representative Antoine Gazda arrived in America with manufacturing drawings of the 20-mm gun. His...$4,250.00 - $12,200.00 -
Barrel Section from a WWII Battleship 16" Naval Gun
$7,500.00Barrel Section from a WWII Battleship 16" Naval Gun. Introducing our meticulously restored Barrel Section from a WWII Battleship 16" Naval Gun, a timeless piece of military history that now serves as...$7,500.00