NSN 4820-00-104-2021
Part Details | SAFETY RELIEF VALVE
4820-00-104-2021 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Alternate Parts: C1526A5E2, 627B514T, 627B-5-1/4-T, 627B5 14T, 627B5 1-4T, 4820-00-104-2021, 00-104-2021, 4820001042021, 001042021
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JUN 23, 1968 | 00-104-2021 | 05488 ( VALVE, SAFETY RELIEF ) |
REFERENCE DRAWINGS & PICTURES
ANGLE

Cross Reference | NSN 4820-00-104-2021
Part Number | Cage Code | Manufacturer |
---|---|---|
C1526A5E2 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
627B-5-1/4-T | 09990 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV |
627B5 1-4T | 86768 | TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC |
Technical Data | NSN 4820-00-104-2021
Characteristic | Specifications |
---|---|
SURFACE TREATMENT | ANODIZE |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE |
STYLE DESIGNATOR | ANGLE |
FLOW CONTROL DEVICE | POPPET |
VALVE OPERATION METHOD | AUTOMATIC |
BONNET TYPE | INSIDE SPRING |
BONNET ATTACHMENT METHOD | INTEGRAL |
DISK LOADING METHOD | SPRING |
OPENING PRESSURE SETTING | 360.0 POUNDS PER SQUARE INCH |
FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE |