The Cartridge,5.56 Millimeter, cataloged under National Stock Number 1305-01-559-3333, is classified within Federal Supply Class 1305 (Ammunition, Through 30mm) of the Ammunition and Explosives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1305-01-559-3333 |
| Primary Part Number | 13020541 |
| Item Name | Cartridge,5.56 Millimeter |
| FSC / FSG | 1305 / 13 — Ammunition, Through 30mm |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Cartridge Quantity | 30 |
| Net Explosive Weight | 0.003600 TRANSPORTATION POUNDS AND 0.000000 STORAGE POUNDS |
| Dot Proper Shipping Name | CARTRIDGES,SMALL ARMS |
| Clip Model Number | M8 |
| Dot Identification Number | UN0012 |
| Dot Registration Code | EX2009035171 |
| Cartridge Model Number | M855A1 |
| Dod Ammunition Code | 1305-AB57 |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND S STORAGE COMPATIBILITY GROUP |
| Cartridge Grouping Type | CLIPPED |
| Cartridge Design Type | BALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) UN ID UN0012 · 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND S STORAGE COMPATIBILITY GROUP · ships as CARTRIDGES,SMALL ARMS |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 13020541 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 1305-AB57 | 6/9 Informative reference only U.S. Government activity |
NSN 1305-01-559-3333 is a Cartridge,5.56 Millimeter, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1305, Ammunition, Through 30mm. Status: active.
NSN 1305-01-559-3333 has 1 manufacturer part number on file: 13020541 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
1 possible match (shared part number, not a government interchangeability claim): 1305-01-674-5963. Verify interchangeability with system specifications before substitution.
Key specifications for 13020541: Cartridge Quantity: 30; Net Explosive Weight: 0.003600 TRANSPORTATION POUNDS AND 0.000000 STORAGE POUNDS; Dot Proper Shipping Name: CARTRIDGES,SMALL ARMS; Clip Model Number: M8. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). The government record also carries hazard data: DOT hazard class, UN number, or related classification fields. Special handling, storage, and shipping requirements apply per the cited government fields.
NSN 1305-01-559-3333 has DEMIL Code G. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.