The Buffer Assembly,recoil, cataloged under National Stock Number 1005-01-643-5423, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Kyntec Corporation Dba Kyntec Corp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1005-01-643-5423 |
| Primary Part Number | RB5000 |
| Item Name | Buffer Assembly,recoil |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Kyntec Corporation Dba Kyntec Corp |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| RB5000 PRIMARY | Kyntec Corporation Dba Kyntec Corp (USA) |
NSN 1005-01-643-5423 is a Buffer Assembly,recoil, manufactured by Kyntec Corporation Dba Kyntec Corp, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-01-643-5423 has 1 manufacturer part number on file: RB5000 (Kyntec Corporation Dba Kyntec Corp).
Key specifications for RB5000: Special Features: REDUCES FELT RECOIL BY 20-30 PERCENT, WHILE LARGELY ELIMINATING MUZZLE RISE; Part Name Assigned by Controlling Agency: COLLAPSIBLE STOCK; End Item Identification: AR15 CARBINE; Material: STEEL CORROSION RESISTING. 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 1005-01-643-5423 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.