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12551820 — DUMMY CARTRIDGE,20 MILLIMETER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12551820: DUMMY CARTRIDGE,20 MILLIMETER.

The DUMMY CARTRIDGE,20 MILLIMETER is a the manufacturer industrial component. Key specifications include gross_weight: 150.0 SHIPPING CONTAINER POUNDS AND 3741.0 PALLET POUNDS, unable_to_decode: UNABLE TO DECODE, dod_ammunition_code: 1305-A924, package_model_number: M548. This part is cataloged in the U.S.

Government catalog under NSN 1305-01-264-9106, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12551820
NSN: 1305-01-264-9106
NIINs: 012649106, 013285877
FSC: 1305 — Ammunition, Through 30mm
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
gross_weight150.0 SHIPPING CONTAINER POUNDS AND 3741.0 PALLET POUNDS
unable_to_decodeUNABLE TO DECODE
dod_ammunition_code1305-A924
package_model_numberM548
NSN1305-01-264-9106
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DUMMY CARTRIDGE,20 MILLIMETER TITLE COMPONENT PN 12551820 MFR DUMMY CARTRIDGE,20 MIL
KEY FEATURES
•
PACKAGE MODEL NUMBER: M548
•
CARTRIDGE MODEL NUMBER: M51A3
•
DOD AMMUNITION CODE: 1305-A924
•
UNABLE TO DECODE: UNABLE TO DECODE
•
CARTRIDGE GROUPING TYPE: SINGLE ROUND
•
GROSS WEIGHT: 150.0 SHIPPING CONTAINER POUNDS AND 3741.0 PALLET POUNDS
TECHNICAL CHARACTERISTICS
PACKAGE MODEL NUMBERM548
CARTRIDGE MODEL NUMBERM51A3
DOD AMMUNITION CODE1305-A924
UNABLE TO DECODEUNABLE TO DECODE
CARTRIDGE GROUPING TYPESINGLE ROUND
GROSS WEIGHT150.0 SHIPPING CONTAINER POUNDS AND 3741.0 PALLET POUNDS
SUBSTITUTES & CROSS-REFERENCES 2
1305PL2219998Reference document
Dummy Cartridge,20 Millimeter
Reference document — Informative reference only
1305-A924Reference document
Dummy Cartridge,20 Millimeter
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 12551820?
12551820 is a DUMMY CARTRIDGE,20 MILLIMETER.
What parts can replace 12551820?
There are 2 known substitutes for 12551820: 1305PL2219998, 1305-A924. Substitute compatibility should be verified for your specific system.
What is the NSN for 12551820?
12551820 is cataloged in the U.S. Government catalog under NSN 1305-01-264-9106. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.