The Valve One Way, cataloged under National Stock Number 4820-01-332-5518, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cole-Parmer Instrument Company, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Valve One Way |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Cole-Parmer Instrument Company, Llc (CAGE 05668); Engineering Control Supplies Limited (CAGE U8176) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-332-5518 |
| Primary Part Number | KA6304-20 |
| Item Name | Valve One Way |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cole-Parmer Instrument Company, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 4820-01-332-5518 is a Valve One Way, manufactured by Cole-Parmer Instrument Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-332-5518 has 2 manufacturer part numbers on file: KA6304-20 (Cole-Parmer Instrument Company, Llc), D7881 (Engineering Control Supplies Limited).
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.