The Valve,angle, cataloged under National Stock Number 4820-01-212-0205, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-212-0205 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Recess Nominal Depth | 0.156 INCHES SECOND END IN |
| Flange Shape | RECTANGULAR WITH HOLES ALL ENDS |
| Flange Face Design | RECESSED WITH GASKET GROOVE SECOND END |
| Flange Face Design | RAISED WITH CURVE AND COUNTERBORE FIRST END |
| Nominal Length | 6.000 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | ANGLE FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.875 INCHES ALL ENDS IN |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 3.000 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Maximum Operating Temp | 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 4.125 INCHES ALL ENDS IN |
| Second Connection Face to Centerline Distance | 5.688 INCHES IN |
| Bolt Hole Quantity | 4 ALL ENDS |
| Bonnet Attachment Method | BOLTED |
| Nominal Width | 6.000 INCHES ALL ENDS IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 4.125 INCHES ALL ENDS IN |
| Media for Which Designed | AMMONIA, LIQUID SINGLE RESPONSE |
| First Connection Face to Centerline Distance | 5.688 INCHES IN |
| Material | IRON BODY |
| Material | STEEL STEM |
| Material | LEAD SEAT |
| Raised Face Nominal Diameter | 4.375 INCHES FIRST END IN |
| Valve Operation Method | MANUAL |
| Raised Face Nominal Height | 0.156 INCHES FIRST END IN |
| Nominal Thickness | 0.750 INCHES ALL ENDS IN |
| Recess Nominal Diameter | 3.625 INCHES SECOND END IN |
| 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 |
|---|---|
| C255AL | 3/9 Design control — primary reference Henry Technologies, Inc. |
NSN 4820-01-212-0205 is a Valve,angle, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-212-0205: Flow Control Device: DISK; Recess Nominal Depth: 0.156 INCHES SECOND END IN; Flange Shape: RECTANGULAR WITH HOLES ALL ENDS; Flange Face Design: RECESSED WITH GASKET GROOVE SECOND END. 29 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.