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National Stock Number:
4820-01-516-1570
Federal Supply Class:
4820
National Item Identification Number:
015161570
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:
| 12479593 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | XVP502P-6 | 93061 | PARKER-HANNIFIN CORP |
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Techincal Specification:
| CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | GLASS FIBER AND PLASTIC POLYTETRAFLUOROETHYLENE SEAT | | MAXIMUM OPERATING PRESSURE | 50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 1.120 INCHES ALL ENDS | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES ALL ENDS | | NOMINAL PIPE SIZE ACCOMMODATED | 0.375 INCHES ALL ENDS | | NOMINAL THREAD SIZE | 0.375 INCHES ALL ENDS | | SPECIAL FEATURES | 100 PERCENT TESTING OF CRITICAL CHARACTERISTICS | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | NPTF ALL ENDS |
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