4820-21-913-2532 DISK,VALVE Index 4820-21-913-2534 VALVE,STOP-CHECK

National Stock Number:
4820-21-913-2533

Federal Supply Class:
4820

National Item Identification Number:
219132533

Description:
STEM,FLUID VALVE

Detail:
An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes STEM, FAUCET; and STEM, NEEDLE VALVE.


Manufacturer Information:
GL-1845-12S38881MONTREAL BRONZE LIMITED
GL-1991 ITEM 1238881MONTREAL BRONZE LIMITED
GL-1991-1845-12S38881MONTREAL BRONZE LIMITED


Techincal Specification:
VALVE TYPE FOR WHICH DESIGNEDSTOP-CHECK
STEM ACTUATING END TYPESQUARE AND THREADED EXTERNALLY
LARGEST OUTSIDE DIAMETER1.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALNICKEL ALLOY 400
SPECIAL FEATURES1.500-4 ACME ACTUATING THREAD
VALVE MODEL NUMBER FOR WHICH DESIGNEDGL-1991
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES


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