The Valve,safety Relief, cataloged under National Stock Number 4820-00-814-0226, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-814-0226 |
| Primary Part Number | 58562-4 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems |
| Status | ACTIVE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS |
| Connection Type | THREADED EXTERNAL BOSS ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Thread Class | 2A ALL ENDS A |
| Valve Operation Method | AUTOMATIC |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Flow Control Device | POPPET |
| Opening Pressure Setting | 5.0 POUNDS PER SQUARE INCH LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Disk Loading Method | SPRING |
| Material Document and Classification | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bonnet Type | PACKING RETAINING |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL ENDS |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Maximum Operating Temp | 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Surface Treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RV05-126 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 2565 | Kaiser Fluid Technologies Inc. (USA) |
| 58562-1 | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems (USA) |
| P31-673 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 58562-4 PRIMARY | Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems (USA) |
| 2565 | Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair (USA) |
NSN 4820-00-814-0226 is a Valve,safety Relief, manufactured by Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-814-0226 has 6 cross-referenced part numbers: RV05-126 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 2565 (Kaiser Fluid Technologies Inc.), 58562-1 (Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems), P31-673 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 58562-4 (Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems) and 1 more.
There are 9 known substitutes for 4820-00-814-0226: 3455-00-023-4279, 5915-00-201-7089, 4935-00-587-0534 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 58562-4: Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS; Connection Type: THREADED EXTERNAL BOSS ALL ENDS; Style Designator: STRAIGHT THRU; Thread Class: 2A ALL ENDS A. 18 total characteristics are documented in the Federal Logistics Information System.