The Valve,angle, cataloged under National Stock Number 4820-01-418-3547, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-418-3547 |
| Primary Part Number | 3112AS590-1 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Flow Control Device | NEEDLE |
| Furnished Items and Quantity | 1 HANDLE AND 1 NUT |
| Connection Style | PLAIN (HOSE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Bonnet Attachment Method | THREADED |
| Thread Class | 2A SECOND END A |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Thread Series Designator | NPT FIRST END |
| Thread Series Designator | UNF 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 |
| Part Number | Manufacturer |
|---|---|
| 3112AS590-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| NV312P-4-2 | 3/2 Design control — primary reference U.S. Government activity |
| 3112AS590 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4820-01-418-3547 is a Valve,angle, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-418-3547 has 1 manufacturer part number on file: 3112AS590-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3112AS590-1: Flow Control Device: NEEDLE; Furnished Items and Quantity: 1 HANDLE AND 1 NUT; Connection Style: PLAIN (HOSE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 19 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.