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		                        | National Stock Number:
 4820-00-729-6890
 
 Federal Supply Class:
 4820
 
 National Item Identification Number:
 007296890
 
 Description:
 DISK,VALVE
 
 Detail:
 An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.
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 Manufacturer Information:
 
 | MILW19016 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |  | WSERIESSZ00 | 84849 | SAMUEL LEVINE PLUMBING AND HEATING SUPPLIES, INC. | 
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 Techincal Specification:
 
 | INSIDE DIAMETER | 0.171 INCHES NOMINAL |  | MATERIAL | RUBBER CHLOROPRENE CLASS CR |  | MEDIA FOR WHICH DESIGNED | WATER, HOT |  | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND HARD COMPOSITION AND 00 SIZE AND B STYLE |  | OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |  | OVERALL HEIGHT | 0.2187 INCHES NOMINAL |  | SHOULDER HEIGHT | 0.1093 INCHES NOMINAL |  | STYLE DESIGNATOR | PLAIN |  | TEMP RATING | 32.0 FAHRENHEIT MINIMUM AND 212.0 FAHRENHEIT MAXIMUM | 
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