NSN 4820-01-089-3203

Part Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-089-3203 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Alternate Parts: 582R160H02, 4820-01-089-3203, 01-089-3203, 4820010893203, 010893203

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
48JAN 30, 198001-089-320316996 ( VALVE, RELIEF, PRESSURE AND TEMPERATURE )
REFERENCE DRAWINGS & PICTURES

STRAIGHT THRU

FLARED

FLARED

FLARED

FLARED

Cross Reference | NSN 4820-01-089-3203
Part Number Cage Code Manufacturer
582R160H0297942NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS
Technical Data | NSN 4820-01-089-3203
Characteristic Specifications
BODY STYLE6 STRAIGHT THRU
BODY MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4
OUTSIDE SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 1, CLASS 1
FLOW CONTROL DEVICEW ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL STEEL, QQ-S-763, CLASS 303
END CONNECTION QUANTITY1
FIRST END CONNECTION TYPE THREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR FLARED
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES NOMINAL
FIRST END THREAD CLASS2B
FIRST END THREAD DIRECTION RIGHT-HAND
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED SULPHUR HEXAFLUORIDE