The Air Valve,three Way, cataloged under National Stock Number 4820-01-645-0189, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco. 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 | 4820-01-645-0189 |
| Primary Part Number | 12202 |
| Item Name | Air Valve,three Way |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco |
| 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 |
|---|---|
| 12202 PRIMARY | Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco (USA) |
NSN 4820-01-645-0189 is a Air Valve,three Way, manufactured by Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-645-0189 has 1 manufacturer part number on file: 12202 (Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco).
Key specifications for 12202: Part Name Assigned by Controlling Agency: VALVE, THREE WAY DOOR LIMIT. 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.