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		                        | National Stock Number:
 4820-01-555-3683
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 015553683
 
 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.
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 Manufacturer Information:
 
 | 803-2177140-XX-51 | 80064 | NAVAL SHIP SYSTEMS COMMAND | 
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 Techincal Specification:
 
 | SPECIAL FEATURES | STEM DISC ASSEMBLY INCLUDES PC 4 FORGED ALLOY STEEL DISC NUT; PC 5 STAINLESS STEEL STEM; PC 43 CHROMIUM-COBALT STEM COLLAR; AND PC 50 LOW ALLOY STEEL DISC |  | VALVE SIZE FOR WHICH DESIGNED | 2.500 INCHES |  | VALVE TYPE FOR WHICH DESIGNED | STOP-CHECK | 
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