20mm Ammunition
Inert 20mm Army / Air Force Ammunition
Explore inert 20mm ammunition associated with military aircraft cannons, rotary guns, anti-aircraft weapons, and ground-based autocannons. This category covers collectible cartridges, projectiles, casings, and related display components representing prominent 20mm weapon families and their development across multiple eras.
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20mm M3 Link
$12.0020mm M3 Link. 20x110. Approx length 2.5", Approx width 1.5", Approx weight .5 lbs. 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...$12.00 -
20mm M139 Link for M139 Cannon
$15.0020mm M139 link for M139 Cannon. Approx width 3", Approx length 1.5", Approx weight .5 lbs. 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...$15.00 -
20mm M10 link
$12.0020mm M10 Link for M1, M2, M3, M24, and Mk16 Autocannon Ammunition (20x110mm Hispano) Appx length 2.5", Appx width 2", Appx weight .5 lbs. Pictures are stock images of our inventory. Unless otherwise noted, you will not be receiving the exact item shown...$12.00 -
20mm M22E1 link
$13.0020mm M22E1 link for use with linkless feed system on M61A1 Vulcan. 20x102. Approx length 4", Approx width 2", Approx height 2". This item is new/old stock but may have some storage and handling wear. Please visit our page about order lead times here:...$13.00 -
20mm M14A1 Disintegrating Metallic Link
$12.00 - $30.0020mm M14A1 Disintegrating Metallic Link – Compatible with M61 Vulcan Gatling Gun Enhance your collection of U.S. military ordnance accessories with the 20mm M14A1 Disintegrating Metallic Link, the standard linking component historically used to...$12.00 - $30.00 -
20mm Mk7 Mod 1 Disintegrating Metallic Links- Parkerized Steel
$12.00 - $30.0020mm Mk7 Mod 1 Disintegrating Metallic Links – Parkerized Steel – For 20mm M61 Vulcan Rotary Cannon Complete your aviation ordnance collection with authentic 20mm Mk7 Mod 1 Disintegrating Metallic Links, precision-manufactured from parkerized...$12.00 - $30.00 -
20mm MK2 Mod 0 Disintegrating Metallic Link
$12.00 - $30.0020mm MK2 Mod 0 Disintegrating Metallic Link – For U.S. Navy Mk 12 Aircraft Cannon Add an essential piece of Cold War–era naval aviation history to your collection with the 20mm MK2 Mod 0 Disintegrating Metallic Link, originally designed for...$12.00 - $30.00 -
20mm M18A3 Drill Round Sealed Spam Can
$275.00 - $1,650.00New old stock 20×110mm Hispano M18A3 Drill Rounds Now available on Ordnance.com: an exceptional offering of new old stock 20×110mm Hispano M18A3 Drill Rounds, each sealed in its original military-issue spam can, with the option to purchase a...$275.00 - $1,650.00 -
20mm Mk149 Armor-Piercing Discarding-Sabot projectile
$79.00#html-body [data-pb-style=RNU90BR]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert 20mm Mk149 Armor-Piercing Discarding-Sabot...$79.00 -
20mm Exercise Training Round Rh-202 HS.820
$135.00#html-body [data-pb-style=P57T80K]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert exercise / training round used in the...$135.00 -
20mm Drill Round Rh-202 HS.820
$155.00#html-body [data-pb-style=U8VXAQC]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert drill round used in the Rheinmetall Mk 20...$155.00 -
20mm Dummy Round Rh-202 HS.820
$75.00#html-body [data-pb-style=K6SVHXN]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert dummy round used in the Rheinmetall Mk 20...$75.00 -
20mm German/US Armor Piercing Discarding Sabot Tracer Round
$325.00#html-body [data-pb-style=N2AYXXY]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert 20mm German made, Dutch / United States...$325.00 -
20mm Hispano Suiza M18A3 Drill Round, 25 Round Belt
$250.00#html-body [data-pb-style=DKS82E1]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert 20mm Hispano Suiza dummy ammunition 25...$250.00 -
20mm Mark 244 Enhanced Lethality Armor Piercing Discarding Cutaway Round With M103 Brass Case
$350.00#html-body [data-pb-style=XN5Y6YH]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert 20mm Mark 244 Enhanced Lethality Armor...$350.00 -
20mm Mark 149 Armor Piercing Discarding Cutaway Round With M103 Brass Case
$300.00#html-body [data-pb-style=D72APE2]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Inert 20mm Mark 149 Armor Piercing Discarding...$300.00 -
20mm M103 Vulcan Casing Base Encapsulated with Commemorative Plaque
$250.00#html-body [data-pb-style=XP3XPAA]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}Historical Significance: The 20mm M103 casing is...$250.00 -
20mm M246 High Explosive Tracer Round
$175.00#html-body [data-pb-style=B2FSXJV]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M246 High Explosive Tracer Round...$175.00 -
20mm Armor Piercing Discarding Sabot Round
$250.00#html-body [data-pb-style=FFJ2ISS]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm Armor Piercing Discarding Sabot Round...$250.00 -
20mm Dummy Rounds
$85.00 - $185.00#html-body [data-pb-style=Y9PITDK]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm Dummy Rounds. 20x139mm. Round #1 ...$85.00 - $185.00 -
20mm M75 Armor Piercing Tracer Projectile
$75.00#html-body [data-pb-style=L9WL6IX]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M75 Armor Piercing Tracer Projectile...$75.00 -
20mm Mark 2 Fired Brass Cartridge Casing (Used in The Movie Greyhound)
$100.00#html-body [data-pb-style=FQQWC1G]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm Mark 2 Fired Brass Cartridge Casing...$100.00 -
20mm Mark 2 Fired Brass Cartridge Casing
$45.00#html-body [data-pb-style=DKFWI13]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm Mark 2 Fired Brass Cartridge Casing...$45.00 -
20mm High Explosive Round
$125.00 - $150.00#html-body [data-pb-style=GO2404J]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm High Explosive Round. Approx length...$125.00 - $150.00 -
20mm Mark 11 Mod 0 Dummy Round
$100.00#html-body [data-pb-style=FHXSEYL]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm Mark 11 Mod 0 Dummy Round. 20x110 Navy...$100.00 -
20mm M56A2 High Explosive Round
$125.00#html-body [data-pb-style=VUK0D99]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M56A2 High Explosive Round. 20x102...$125.00 -
20mm M56A4 High Explosive incendiary Round
$185.00#html-body [data-pb-style=XU6M78Q]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M56A4 High Explosive incendiary Round...$185.00 -
20mm M56E5 High Explosive Round
$125.00#html-body [data-pb-style=CX8ELER]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M56E5 High Explosive Round. 20x102...$125.00 -
20mm M51 Series Polished Dummy Round
$50.00#html-body [data-pb-style=MYOAUN0]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M51 Dummy. 20x102 Vulcan. Approx...$50.00 -
20mm XM254 Dummy Round
$75.00#html-body [data-pb-style=WR69RA9]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm XM254 Dummy Round. 20x102 Vulcan...$75.00 -
20mm M55A2 Target Practice Round
$100.00#html-body [data-pb-style=SDJA3FN]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M55A2 Target Practice Round. 20x102...$100.00 -
20mm M97 High Explosive Incendiary Projectile
$100.00#html-body [data-pb-style=G6S4A89]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm M97 High Explosive Projectile. 20x110...$100.00 -
20mm M99 Target Practice Projectile
$100.00#html-body [data-pb-style=FYW261S]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}20mm M99 High Explosive Projectile. 20x110...$100.00 -
20mm T282E1 High Explosive Incendiary Projectile
$100.00#html-body [data-pb-style=HRBO2ML]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm T282E1 High Explosive Projectile...$100.00 -
20mm M12 Link
$12.00 - $25.00#html-body [data-pb-style=K6GLLIC]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}20mm M12 Link. For 20x102 Vulcan M39 and M39A1...$12.00 - $25.00 -
20mm T283E1 Drill Round
$75.00#html-body [data-pb-style=K7D0LI2]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm T283E1 Drill Round. 20x102mm Vulcan...$75.00 -
20mm Mark 6 Mod 4 link
$15.00 - $75.00#html-body [data-pb-style=IIVT7XN]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}#html-body...$15.00 - $75.00 -
M4 20mm Ammunition Linker Delinker
$150.00#html-body [data-pb-style=G31QCKR]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}#html-body...$150.00 -
20mm M61 VULCAN Autocannon BOLT Paperweight Desk Ornament
$75.00 - $95.00#html-body [data-pb-style=M3VR0R9]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}#html-body...$75.00 - $95.00 -
20mm Vulcan PGU-28/B with unfired case
$125.00#html-body [data-pb-style=Y6LV6AU]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}INERT 20mm Vulcan PGU-28/B with unfired case...$125.00