The Cartridge,5.56 Millimeter, cataloged under National Stock Number 1305-01-463-8232, is classified within Federal Supply Class 1305 (Ammunition, Through 30mm) of the Ammunition and Explosives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1305-01-463-8232 |
| Primary Part Number | HS/OMEC/SPEC/00024 |
| Item Name | Cartridge,5.56 Millimeter |
| FSC / FSG | 1305 / 13 — Ammunition, Through 30mm |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Dot Proper Shipping Name | CARTRIDGES, SMALL ARMS |
| Dot Identification Number | UN0012 |
| Dot Registration Code | EX2001050091 |
| Dod Ammunition Code | 1305-AA40 |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| 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 · ships as CARTRIDGES, SMALL ARMS |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| XM556NT1A | Nioa Trading Nioa Nominees Pty Limited Div Nioa (AUS) |
| P02147 | Olin Corp Div Olin Corporation (USA) |
| HS/OMEC/SPEC/00024 PRIMARY | Naval Sea Systems Command (USA) |
| XM556NT1A | Federal Cartridge Company Dba Federal Cartridge Co Div Federal Cartridge (USA) |
| Reference | Meaning |
|---|---|
| 1305-AA40 | 6/9 Informative reference only U.S. Government activity |
| P02147 | 5/9 Secondary reference U.S. Government activity |
NSN 1305-01-463-8232 is a Cartridge,5.56 Millimeter, manufactured by Naval Sea Systems Command, classified under FSC 1305, Ammunition, Through 30mm. Status: active.
NSN 1305-01-463-8232 has 4 manufacturer part numbers on file: XM556NT1A (Nioa Trading Nioa Nominees Pty Limited Div Nioa), P02147 (Olin Corp Div Olin Corporation), HS/OMEC/SPEC/00024 (Naval Sea Systems Command), XM556NT1A (Federal Cartridge Company Dba Federal Cartridge Co Div Federal Cartridge).
5 possible matches (shared part number, not a government interchangeability claim): 1305-01-492-8545, 1305-01-561-2620, 1305-01-600-0670. Verify interchangeability with system specifications before substitution.
Key specifications for HS/OMEC/SPEC/00024: Dot Proper Shipping Name: CARTRIDGES, SMALL ARMS; Dot Identification Number: UN0012; Dot Registration Code: EX2001050091; Dod Ammunition Code: 1305-AA40. 5 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 1305-01-463-8232 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.