The Valve,vent, cataloged under National Stock Number 4820-01-586-4998, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Schroeder Industries Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,vent |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Schroeder Industries Llc (CAGE 08832) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-586-4998 |
| Primary Part Number | 218033475 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Schroeder Industries Llc |
| 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 |
|---|---|
| 218033475 PRIMARY | Schroeder Industries Llc (USA) |
| D-10273 P/N 218033475 | Schroeder Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| MIL-V-24695A | 4/1 Identification reference U.S. Government activity |
NSN 4820-01-586-4998 is a Valve,vent, manufactured by Schroeder Industries Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-586-4998 has 2 manufacturer part numbers on file: 218033475 (Schroeder Industries Llc), D-10273 P/N 218033475 (Schroeder Industries Llc).
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.