The Valve,safety Relief, cataloged under National Stock Number 4820-00-406-2329, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-406-2329 |
| Primary Part Number | A2164 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control |
| Status | ACTIVE |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST END |
| Operating Pressure | 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Discharge Flow Rate | 3.0 GALLONS PER MINUTE |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Thread Series Designator | NPT FIRST END |
| Disk Loading Method | SPRING |
| Valve Operation Method | AUTOMATIC |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Material | STEEL SEAT |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Flow Control Device | NEEDLE |
| Material | STEEL BODY |
| Thread Direction | RIGHT-HAND FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A2164 PRIMARY | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (USA) |
NSN 4820-00-406-2329 is a Valve,safety Relief, manufactured by Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-406-2329 has 1 cross-referenced part number: A2164 (Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control).
There are 3 known substitutes for 4820-00-406-2329: 5920-00-089-4130, 5120-00-596-1183, 6685-00-986-2123. Verify interchangeability with system specifications before substitution.
Key specifications for A2164: Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END; Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Valve Discharge Flow Rate: 3.0 GALLONS PER MINUTE; Nominal Thread Size: 0.375 INCHES FIRST END IN. 13 total characteristics are documented in the Federal Logistics Information System.