The Valve,vent, cataloged under National Stock Number 4820-01-718-9983, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Container Research Corp Dba Container Research Corp Div Containr Research Corporation. 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 | 4820-01-718-9983 |
| Primary Part Number | STD-422-1 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Container Research Corp Dba Container Research Corp Div Containr Research Corporation |
| 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 |
|---|---|
| STD-422-1 PRIMARY | Container Research Corp Dba Container Research Corp Div Containr Research Corporation (USA) |
NSN 4820-01-718-9983 is a Valve,vent, manufactured by Container Research Corp Dba Container Research Corp Div Containr Research Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-718-9983 has 1 manufacturer part number on file: STD-422-1 (Container Research Corp Dba Container Research Corp Div Containr Research Corporation).
Key specifications for STD-422-1: Part Name Assigned by Controlling Agency: AIR FILL VALVE GUARD; End Item Identification: AIR FILL VALVE,STORAGE CONTAINER COVER. 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.