5"/54cal Mark 42 High-Capacity Round with Brass Case
$1,925.00
In stock
SKU
5"/54cal Mark 42 High-Capacity Round with Brass Case
Toggle Nav
The #1 Online Source for Military Museum Displays • Movie Props • Training Aids • Historical Artifacts
Own a rare and historically significant piece of U.S. naval firepower with this restored 5"/54 Cal Mark 42 High-Capacity Round, featuring an original brass case and 5-inch closing plug. This museum-quality restored round was designed for use in the Mark 42 Naval Gun System, a Cold War-era rapid-fire deck gun used aboard U.S. Navy destroyers and cruisers from the 1950s through the early 2000s.
This round is officially designated under DODAC/DODIC/DDAC D320, with NSN 1320-00-560-2089 and NAVAIR & NAVSEA part numbers 515207 and LD265507, a genuine U.S. military artifact.
Historical Significance
The 5"/54 caliber Mark 42 naval gun was a high-velocity, rapid-fire artillery system. Developed for multi-role engagements, including surface warfare, anti-aircraft defense, and naval gunfire support. First introduced in the 1950s, the Mark 42 gun became the standard weapon system for U.S. Navy destroyers and cruisers, including the Forrest Sherman-class destroyers, Belknap-class cruisers, and Spruance-class destroyers.
The Mark 42 High-Capacity Round was a high-explosive projectile designed for maximum destructive impact against enemy ships, aircraft, and ground-based targets. These rounds played a crucial role in naval engagements during the Vietnam War, Cold War, and Gulf War, demonstrating their effectiveness in sustained bombardment operations.
Key Features:
- Authentic U.S. Navy 5"/54 Cal Mark 42 High-Capacity Round – Completely inert and safe for display
- Original Brass Case & 5-inch Closing Plug – Fully restored for a premium presentation
- Designed for the Mark 42 Naval Gun System – Used aboard U.S. Navy destroyers and cruisers
- Official DODAC/DODIC/DDAC & NSN Designations
- DODAC/DODIC/DDAC: D320
- NSN: 1320-00-560-2089
- PN (NAVAIR & NAVSEA): 515207, LD265507
- Multi-Purpose Naval Artillery – Engineered for high-capacity explosive payloads
- Used in Major Naval Operations – Vietnam, Cold War, and Gulf War engagements
- Museum-Quality Restoration – Ideal for collectors, military museums, and naval history displays
Why This Collectible Stands Out
This restored 5"/54 Cal Mark 42 High-Capacity Round is a highly sought-after naval artifact, offering an authentic connection to modern naval artillery history. Whether displayed in a private collection, historical exhibit, or military museum, this round commands attention as a tribute to U.S. naval firepower.
Unlike unrestored rounds, this fully polished brass case and preserved projectile make for a striking presentation, ensuring it stands out as a collector's centerpiece.
Limited Availability – Order Now!
With limited quantities of restored naval ordnance available, this is a unique opportunity to own a genuine piece of U.S. military history. Secure your restored 5"/54 Cal Mark 42 High-Capacity Round today before it's gone!
References
CAPULDI page 1-35
OP1664 Page 36
Approx length 62", Approx width 6", Approx height 6", Approx weight 74lbs.
Pictures are stock images of our inventory. Unless otherwise noted, you will not be receiving the exact item shown in the pictures. The pictures are representative of the item's general condition. The item you receive might be slightly better, or worse, condition than was shown in the pictures.
Please visit our page about order lead times here: Order Lead Times