The Valve,angle, cataloged under National Stock Number 4820-01-506-0048, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-506-0048 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 2 BRAZING RING AND 1 HANDWHEEL AND 1 NUT AND 2 TAILPIECE |
| Renewable Seat Ring Type | THREADED |
| Nominal Pipe Size Accommodated | 0.500 INCHES ALL ENDS IN |
| Connection Style | SOCKET WITH BRAZING RING ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | ANGLE |
| Material Document and Classification | ASTMB61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Maximum Operating Temp | 400.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | 400.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 300.0 FAHRENHEIT THIRD RESPONSE DEGF |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | AIR THIRD RESPONSE |
| Media for Which Designed | WATER, FRESH SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material | COPPER ALLOY BODY |
| 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 |
|---|---|
| 803-4384536 | D/9 Drawing number reference only U.S. Government activity |
| 803-4384536-33A1 | 3/2 Design control — primary reference U.S. Government activity |
| 4384536 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-506-0048 is a Valve,angle, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-506-0048: Flow Control Device: DISK; Furnished Items and Quantity: 2 BRAZING RING AND 1 HANDWHEEL AND 1 NUT AND 2 TAILPIECE; Renewable Seat Ring Type: THREADED; Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN. 21 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.