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National Stock Number:
4820-01-501-6923
Federal Supply Class:
4820
National Item Identification Number:
015016923
Description:
VALVE,STOP-CHECK
Detail:
A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND 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. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.
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Manufacturer Information:
| 580-6/CDA-12631 | 99565 | ADMIRAL VALVE LLC | | PLC-12630 | 99565 | ADMIRAL VALVE LLC | | PLC-12630 AND CDA-12631 | 99565 | ADMIRAL VALVE LLC |
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Techincal Specification:
| MATERIAL | NICKEL ALLOY AND | | COPPER ALLOY BODY | | PLASTIC POLYAMIDE FLOW CONTROL DEVICE | | NICKEL ALLOY SEAT | | STEEL CORROSION RESISTING STEM | | 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 | | NOMINAL PIPE SIZE ACCOMMODATED | 2.250 INCHES ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | NOMINAL THREAD SIZE | 2.750 INCHES ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | MOUNTING POSITION | HORIZONTAL OR | | VERTICAL | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | PRESSURE SEAL, RING TYPE | | SPECIAL FEATURES | 6000 PSI |
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