4820-01-320-8855 VALVE,SAFETY RELIEF Index 4820-01-320-8857 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-320-8856

Federal Supply Class:
4820

National Item Identification Number:
013208856

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:
BASGG06SCC65079DANCO VALVE COMPANY
BASGG06SCC-A0295P967DANTE VALVE COMPANY
R10AD2D214-BM111859HUNT VALVE COMPANY, INC.
R10AD2D214-BM134889HUNT VALVE COMPANY INC
BASGG06SCC-A02965079DANCO VALVE COMPANY


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS NOTE:TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
VALVE OPERATION METHODAUTOMATIC
MATERIALBRONZE BODY
NICKEL ALLOY FLOW CONTROL DEVICE
NICKEL ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
FACE TO FACE DISTANCE3.000 INCHES
VALVE SIZE0.500 INCHES
FLOW CONTROL DEVICEDISK
CONNECTION TYPEFLANGE ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER3.500 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER2.375 INCHES ALL ENDS
FLANGE FACE DESIGNRAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER1.375 INCHES ALL ENDS
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE88.0 TO 108.0 POUNDS PER SQUARE INCH


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