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		                        | National Stock Number:
 4820-00-287-5603
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 002875603
 
 Description:
 COCK,DRAIN
 
 Detail:
 An item with one mounting end and one free flowing end with a metal to metal valve closure. It is designed to drain fluids from radiators, boilers, and similar items.
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 Manufacturer Information:
 
 | 122332 | 50870 | ARNOLD A SEMLER INC |  | 122332 | 59130 | TAPPAN CO THE |  | 8332243 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |  | 48993 | 64104 | DRESSER, LLC |  | 48993 | 71995 | DRESSER INDUSTRIES INC WAUKESHA ENGINE DIV | 
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 Techincal Specification:
 
 | MATERIAL | COPPER ALLOY OVERALL |  | STYLE DESIGNATOR | STRAIGHT THRU |  | FLOW CONTROL DEVICE | DISK |  | VALVE OPERATION METHOD | MANUAL |  | CONNECTION TYPE | THREADED EXTERNAL PIPE ALL ENDS |  | CONNECTION STYLE | PLAIN (PIPE) ALL ENDS |  | THREAD SERIES DESIGNATOR | NPT ALL ENDS |  | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS |  | THREAD DIRECTION | RIGHT-HAND ALL ENDS | 
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