3120-01-056-5502 BUSHING,SLEEVE Index 4820-01-056-5504 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-056-5503

Federal Supply Class:
4820

National Item Identification Number:
010565503

Description:
VALVE,GLOBE

Detail:
A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes VALVE, STOP-CHECK; COCK, SHUTOFF, SCREW STEM; and VALVE, SOLENOID.


Manufacturer Information:
20SV-908193181PARKER-HANNIFIN CORPORATION


Techincal Specification:
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEHIGH PRESSURE FLARE(TUBE) ALL ENDS
CONNECTION TYPETHREADED INTERNAL TUBE ALL ENDS
CRITICALITY CODE JUSTIFICATIONZZZY
FURNISHED ITEMS AND QUANTITY2 NUT
FLOW CONTROL DEVICEDISK
OFFSET DISTANCE0.630 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-450 FED SPEC SINGLE MATERIAL RESPONSE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ0S0763,CLASS 316 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIALCOPPER ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE PACKING
MATERIALSTEEL COMP 316 BODY
MATERIALSTEEL COMP 316 STEM
MAXIMUM OPERATING PRESSURE20000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MOUNTING FACILITYBRACKET
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.562 INCHES ALL ENDS
NOMINAL THREAD SIZE0.688 INCHES ALL ENDS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY FREE FROM MERCURY CONTAMINATION
SEAT ANGLE30.0 DEGREES ALL ENDS
SPECIAL FEATURESFOR NAVY NUCLEAR PROPULSION PLANT ONLY
VALVE OPERATION METHODMANUAL
STYLE DESIGNATORSTRAIGHT THRU W/OFFSET
THREAD CLASS2B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD QUANTITY PER INCH16 ALL ENDS
THREAD SERIES DESIGNATORUN ALL ENDS


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