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National Stock Number:
4820-01-459-1871
Federal Supply Class:
4820
National Item Identification Number:
014591871
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-S111-XKMOD | 1GZ83 | SFC VALVE CORPORATION | | 525-S111-XKMOD | 32373 | SFC VALVE CORP |
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Techincal Specification:
| BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | OUTSIDE SCREW-YOKE | | CONNECTION STYLE | SOCKET (PIPE) ALL ENDS | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS | | FLOW CONTROL DEVICE | DISK | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES ALL ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A182, GRADE 347 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL CORROSION RESISTING BODY | | MOUNTING POSITION | HORIZONTAL | | SPECIAL FEATURES | VALVE,1/4 INCH IPS;CRES;BONNET AND STEM CRES PER ASTM A182, GRADE 347 AND NHA VALVE GLOBE | | VALVE OPERATION METHOD | MANUAL | | STYLE DESIGNATOR | STRAIGHT THRU |
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