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National Stock Number:
4820-01-618-9057
Federal Supply Class:
4820
National Item Identification Number:
016189057
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:
| 525-S7C5F-XPS | 1GZ83 | SFC VALVE CORPORATION |
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Techincal Specification:
| CONNECTION TYPE | FLANGE ALL ENDS | | FACE TO FACE DISTANCE | 9.063 INCHES | | MATERIAL | STEEL BODY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE,STOP-CHECK | | PROPRIETARY CHARACTERISTICS | PACS | | MAXIMUM OPERATING TEMP | 122.0 DEG FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | LIQUID SINGLE RESPONSE | | NOMINAL LENGTH | 13.063 INCHES ALL ENDS | | RAISED FACE NOMINAL DIAMETER | 6.125 INCHES ALL ENDS | | VALVE SIZE | 1.5 INCHES | | SURFACE TREATMENT | ZINC |
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