4820-00-987-7939 STEM,FLUID VALVE Index 4820-00-987-7941 STEM,FLUID VALVE

National Stock Number:
4820-00-987-7940

Federal Supply Class:
4820

National Item Identification Number:
009877940

Description:
BALL,VALVE,PORTED

Detail:
A SPHERICAL SHAPED DEVICE WITH TWO OR MORE PORTS USED TO PREVENT OR REGULATE THE FLOW OF FLUIDS IN A VALVE, NOZZLE, OR THE LIKE. IT MAY INCLUDE AN INTEGRAL VALVE STEM. FOR VALVE BALLS THAT DO NOT INCLUDE PORTS SEE BALL, CHECK. EXCLUDES PLUG, ROTARY, VALVE.


Manufacturer Information:
2640-040PC696169ELECTRIC BOAT CORPORATION
2640-240PC696169ELECTRIC BOAT CORPORATION
2640-636X1PC396169ELECTRIC BOAT CORPORATION
2640-640PC496169ELECTRIC BOAT CORPORATION


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALNICKEL ALLOY
PORT CONFIGURATIONSTRAIGHT
PORT DIAMETER0.625 INCHES NOMINAL
PORT QUANTITY2
SPHERICAL DIAMETER1.875 INCHES NOMINAL
STEM ACCOMMODATION QUANTITY1


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