The Valve,angle, cataloged under National Stock Number 4820-01-138-4348, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-138-4348 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | STEM |
| Connection Style | GASKET SEAL (GAS FITTING) SECOND END |
| Connection Style | INVERTED FLARE (GAS FITTING) FIRST END |
| Connection Type | THREADED EXTERNAL GAS FITTING SECOND END |
| Connection Type | THREADED EXTERNAL GAS FITTING FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.903 INCHES FIRST END IN |
| Seat Angle | 35.0 DEGREES FIRST END |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | OXYGEN, LIQUID SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Thread Series Designator | NPTF SECOND END |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| D801-1240 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-138-4348 is a Valve,angle, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-138-4348: Flow Control Device: STEM; Connection Style: GASKET SEAL (GAS FITTING) SECOND END; Connection Style: INVERTED FLARE (GAS FITTING) FIRST END; Connection Type: THREADED EXTERNAL GAS FITTING SECOND END. 18 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.