The Case,trigger, cataloged under National Stock Number 1005-00-556-8339, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 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 | 1005-00-556-8339 |
| Primary Part Number | 5568339 |
| Item Name | Case,trigger |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF CYLINDER ASSEMBLY-1,P/N 5169818; CAP ASSEMBLY-1,P/N 6193960 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 1005-00-556-8339 is a Case,trigger, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-00-556-8339 has 2 manufacturer part numbers on file: 5568339 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), A10929 (Fnh Uk Ltd).
3 possible matches (shared part number, not a government interchangeability claim): 1560-00-890-3669, 6150-01-578-1803, 1560-01-699-9883. Verify interchangeability with system specifications before substitution.
Key specifications for 5568339: General Characteristics Item Description: CONSISTS OF CYLINDER ASSEMBLY-1,P/N 5169818; CAP ASSEMBLY-1,P/N 6193960; End Item Identification: M63 ANTI-ARICRAFT GUN MOUNT; .50CAL.M2HB. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1005-00-556-8339 has DEMIL Code D. 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.