The Valve,angle, cataloged under National Stock Number 4820-01-045-4312, 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18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-045-4312 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Renewable Seat Ring Type | RETAINING SCREW |
| Flange Face Design | PLAIN FIRST END |
| Bolt Circle Nominal Diameter | 0.856 INCHES FIRST END IN |
| Connection Type | FLANGE FIRST END |
| Style Designator | ANGLE FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.118 INCHES FIRST END IN |
| Valve Size | 0.500 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Second Connection Face to Centerline Distance | 1.500 INCHES IN |
| Nominal Outside Diameter | 1.330 INCHES FIRST END IN |
| Bolt Hole Quantity | 6 FIRST END |
| Bonnet Attachment Method | THREADED |
| First Connection Face to Centerline Distance | 1.500 INCHES IN |
| Material | STEEL COMP 304 OVERALL |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 0.250 INCHES FIRST 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 |
|---|---|
| 951-5085 | 3/2 Design control — primary reference U.S. Government activity |
| 951-5085 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-045-4312 is a Valve,angle, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-045-4312: Flow Control Device: DISK; Flange Shape: ROUND WITH HOLES FIRST END; Renewable Seat Ring Type: RETAINING SCREW; Flange Face Design: PLAIN FIRST 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.