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National Stock Number:
4820-01-620-2716
Federal Supply Class:
4820
National Item Identification Number:
016202716
Description:
VALVE,LIFT-CHECK
Detail:
A VALVE WITH A STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. IN THE SECOND POSITION, THE VALVE DISK IS LIFTED FROM THE SEAT TO ALLOW A FLOW OF FLUID IN EITHER DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. SEE ALSO VALVE, STOP-CHECK AND VALVE, STOP-LIFT-CHECK.
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Manufacturer Information:
| 5995C003A1.50IN | 76364 | MILWAUKEE VALVE CO, INC |
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Techincal Specification:
| STYLE DESIGNATOR | STRAIGHT THRU | | BONNET TYPE | PACKING RETAINING | | CONNECTION TYPE | UNTHREADED EXTERNAL PIPE ALL ENDS | | CONNECTION STYLE | SOCKET WITH BRAZING RING (PIPE) ALL ENDS | | FURNISHED ITEMS AND QUANTITY | 1 CAP | | FACE TO FACE DISTANCE | 5.94 INCHES | | FLOW CONTROL DEVICE | DISK | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-B164, CL B ASSN STD SINGLE MATERIAL RESPONSE AND ASTMA494,GR -30-C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | BRONZE SILICON BODY | | MATERIAL | NICKEL ALLOY AND COPPER ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY AND COPPER ALLOY SEAT | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 0.500 INCHES |
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