The Valve,vent, cataloged under National Stock Number 4820-01-348-1407, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Honeywell International Inc Dba Honeywell Div Consumer Products Group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-348-1407 |
| Primary Part Number | FV228DP |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Honeywell International Inc Dba Honeywell Div Consumer Products Group |
| Status | ACTIVE |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | STEEL AND PLASTIC BODY |
| 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 |
|---|---|
| FV228DP PRIMARY | Honeywell International Inc Dba Honeywell Div Consumer Products Group (USA) |
| Reference | Meaning |
|---|---|
| CV877C | 5/9 Secondary reference General Motors Llc Dba General Motors |
| FV228 | 5/9 Secondary reference General Motors Corp |
| CV877C | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| FV228 | 3/9 Design control — primary reference Honeywell International Inc Dba Honeywell Div Consumer Products Group |
NSN 4820-01-348-1407 is a Valve,vent, manufactured by Honeywell International Inc Dba Honeywell Div Consumer Products Group, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-348-1407 has 1 manufacturer part number on file: FV228DP (Honeywell International Inc Dba Honeywell Div Consumer Products Group).
Key specifications for FV228DP: Media for Which Designed: AIR SINGLE RESPONSE; End Item Identification: AMERICAN MOTORS CORP 1978 THRU 1980 VEHICLEAMERICAN MOTORS CORP 1978 THRU 1980 VEHICLE; Material: STEEL AND PLASTIC BODY. 2 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.