The Valve,regulating,oxygen System P, cataloged under National Stock Number 4820-01-468-5442, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tescom Corp Dba Tescom Div Tescom. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-468-5442 |
| Primary Part Number | 44-4012E38 |
| Item Name | Valve,regulating,oxygen System P |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tescom Corp Dba Tescom Div Tescom |
| Status | ACTIVE |
| Flow Control Device | PISTON, FREE TYPE |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Style Designator | FLARE |
| End Connection Quantity | 2 |
| Valve Loading Method | DOME |
| Second End Style Designator | FLARE |
| Material | COPPER ALLOY BODY |
| Media for Which Designed | OXYGEN, GASEOUS |
| Maximum Inlet Pressure Rating | ERR-060 |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 44-4012E38 PRIMARY | Tescom Corp Dba Tescom Div Tescom (USA) |
| Reference | Meaning |
|---|---|
| 44-40XXXX | D/9 Drawing number reference only Tescom Corp Dba Tescom Div Tescom |
NSN 4820-01-468-5442 is a Valve,regulating,oxygen System P, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-468-5442 has 1 manufacturer part number on file: 44-4012E38 (Tescom Corp Dba Tescom Div Tescom).
Key specifications for 44-4012E38: Flow Control Device: PISTON, FREE TYPE; Regulation Type: AUTOMATIC SINGLE STAGE; First End Style Designator: FLARE; End Connection Quantity: 2. 10 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.