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National Stock Number:
4820-00-139-3853
Federal Supply Class:
4820
National Item Identification Number:
001393853
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:
| 1064-N | 76364 | MILWAUKEE VALVE CO, INC | | 1064-N 2 1/2IN | 76364 | MILWAUKEE VALVE CO, INC | | 1064NSC-212 | 76364 | MILWAUKEE VALVE CO, INC | | 139-2 1-2INM0D | 48422 | WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION | | 5003 2-1/2IN | 76364 | MILWAUKEE VALVE CO, INC | | 5003 2-1/2IN | 91643 | SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. | | FIGS783M0D | 95321 | CLOW CORP MARINE VALVE PRODUCTS DIV |
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Techincal Specification:
| BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | UNION | | BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | BONNET PACKING | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MAXIMUM OPERATING PRESSURE | 225.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS 2ND RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL OUTSIDE DIAMETER | 7.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.562 INCHES ALL ENDS | | RENEWABLE SEAT RING TYPE | THREADED | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.250 INCHES | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 2.500 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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