The Buffer,recoil Mechanism, cataloged under National Stock Number 1005-01-375-6318, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Heckler & Koch Defense Inc Dba Hkd Div Heckler and Koch Defense Inc. 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. 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 | 1005-01-375-6318 |
| Primary Part Number | 206689 |
| Item Name | Buffer,recoil Mechanism |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Heckler & Koch Defense Inc Dba Hkd Div Heckler and Koch Defense Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 1005-01-375-6318 is a Buffer,recoil Mechanism, manufactured by Heckler & Koch Defense Inc Dba Hkd Div Heckler and Koch Defense Inc, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-375-6318 has 2 manufacturer part numbers on file: 206689 (Heckler & Koch Defense Inc Dba Hkd Div Heckler and Koch Defense Inc), 206689 (Heckler & Koch, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-561-4416. Verify interchangeability with system specifications before substitution.
Key specifications for 206689: General Characteristics Item Description: STEEL; End Item Identification: SUBMACHINE GUN MODEL MP5 MARINE CORPS. 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 1005-01-375-6318 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.