4820-00-289-3830 VALVE,SAFETY RELIEF Index 4820-00-289-3835 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-3833

Federal Supply Class:
4820

National Item Identification Number:
002893833

Description:
VALVE,SAFETY RELIEF

Detail:
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.


Manufacturer Information:
181338056ASHCROFT INC
1813BC138056ASHCROFT INC
5VAK7238056ASHCROFT INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+28.0 TO 45.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER2.438 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY3 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEEXPOSED SPRING
CONNECTION TYPEFLANGE ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.000 INCHES
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALSTEEL BODY
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.562 INCHES ALL ENDS
NOMINAL THICKNESS0.375 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER1.375 INCHES ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RENEWABLE SEAT RING TYPEWELDED
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
VALVE OPERATION METHODAUTOMATIC OR MANUAL
STYLE DESIGNATORANGLE FLANGED ENDS


Click here to Register for Free 30-day Trial