The Valve Assembly, cataloged under National Stock Number 4820-00-394-2839, 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 Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-394-2839 |
| Primary Part Number | 52D2649-10 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| Status | ACTIVE |
| Nominal Thread Size | 0.500 INCHES IN |
| Valve Quantity | 4 |
| Thread Series Designator | NPT |
| Connection Type | THREADED EXTERNAL PIPE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 30077-9500 | Schrader-Bridgeport International Inc Dba Schrader Automotive (USA) |
| 52D2649-10 PRIMARY | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| 0R50VB | Parker Hannifin Corporation Dba Schraeder Bellows Div Pneumatic Division (USA) |
| 30077 | Scovill Inc Schrader Bellows Div (USA) |
| 30077-9500 | Scovill Inc Schrader Bellows Div (USA) |
| 0R50VB PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA) |
| 30077-9500 | Parker Hannifin Corporation Dba Schraeder Bellows Div Pneumatic Division (USA) |
NSN 4820-00-394-2839 is a Valve Assembly, manufactured by Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-394-2839 has 7 cross-referenced part numbers: 30077-9500 (Schrader-Bridgeport International Inc Dba Schrader Automotive), 52D2649-10 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), 0R50VB (Parker Hannifin Corporation Dba Schraeder Bellows Div Pneumatic Division), 30077 (Scovill Inc Schrader Bellows Div), 30077-9500 (Scovill Inc Schrader Bellows Div) and 2 more.
There are 8 known substitutes for 4820-00-394-2839: 2925-00-535-0352, 3110-00-542-0120, 3120-00-815-0192 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 52D2649-10: Nominal Thread Size: 0.500 INCHES IN; Valve Quantity: 4; Thread Series Designator: NPT; Connection Type: THREADED EXTERNAL PIPE. 4 total characteristics are documented in the Federal Logistics Information System.