4820-01-057-9002 BALL AND SEAT ASSEMBLY Index 4820-01-057-9004 DISK,VALVE

National Stock Number:
4820-01-057-9003

Federal Supply Class:
4820

National Item Identification Number:
010579003

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:
2621-906-1996169ELECTRIC BOAT CORPORATION
2621-906-19 ASSYBYZ28968CIRCOR INSTRUMENTATION TECHNOLOGIES, INC.
2621-906-19 ASSYBYZ CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
2621-906-19 ASSYBYZ96169ELECTRIC BOAT CORPORATION


Techincal Specification:
MATERIALSTEEL COMP 316 BODY
STEEL COMP 316 STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 316, COND A FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-S-763, CLASS 316, COND A FED SPEC SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICESTEM
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE5000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHODMANUAL
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
THREAD CLASS2B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
BONNET TYPEPACKING RETAINING
SPECIAL FEATURESCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D


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