4820-00-203-2551 VALVE,EXPANSION Index 4820-00-203-2559 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-203-2558

Federal Supply Class:
4820

National Item Identification Number:
002032558

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:
B918555-795995WALWORTH CO THE


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
MATERIALCOPPER ALLOY BODY
MATERIALNICKEL ALLOY SEAT
MATERIALNICKEL ALLOY STEM
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.500 INCHES 2ND END
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD QUANTITY PER INCH14 1ST END
THREAD QUANTITY PER INCH14 2ND END
THREAD SERIES DESIGNATORNPSH 2ND END
THREAD SERIES DESIGNATORNPT 1ST END


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