The Barrel,automatic Gun, cataloged under National Stock Number 1005-01-679-8113, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc. Government technical data includes 1 specification, 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 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 | 1005-01-679-8113 |
| Primary Part Number | 18220 |
| Item Name | Barrel,automatic Gun |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc |
| Status | ACTIVE |
| Size Designation | .50 CALIBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 18220 PRIMARY | Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA) |
NSN 1005-01-679-8113 is a Barrel,automatic Gun, manufactured by Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-679-8113 has 1 manufacturer part number on file: 18220 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).
1 possible match (shared part number, not a government interchangeability claim): 2540-01-716-0804. Verify interchangeability with system specifications before substitution.
Key specifications for 18220: Overall Length: 20.0 INCHES NOMINAL IN; Size Designation: .50 CALIBER; Special Features: LOW IR; Part Name Assigned by Controlling Agency: BARREL ASSEMBLY. 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 1005-01-679-8113 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.