The Ring Seal Cone, cataloged under National Stock Number 4820-01-643-2188, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Johnson Crushers International, Inc. Dba J C I. 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 | 4820-01-643-2188 |
| Primary Part Number | 450018 |
| Item Name | Ring Seal Cone |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Johnson Crushers International, Inc. Dba J C I |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 450018 PRIMARY | Johnson Crushers International, Inc. Dba J C I (USA) |
NSN 4820-01-643-2188 is a Ring Seal Cone, manufactured by Johnson Crushers International, Inc. Dba J C I, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-643-2188 has 1 manufacturer part number on file: 450018 (Johnson Crushers International, Inc. Dba J C I).
Key specifications for 450018: End Item Identification: ROCK CRUSHER. 0 specifications are 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.
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.