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National Stock Number:
4820-00-138-3870
Federal Supply Class:
4820
National Item Identification Number:
001383870
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:
| 1063-NSC-5IN | 76364 | MILWAUKEE VALVE CO, INC | | 1063NSC-500 | 76364 | MILWAUKEE VALVE CO, INC | | B-1221-E | 11859 | HUNT VALVE COMPANY, INC. | | B-1221-E | 30263 | PIMA VALVE, LLC | | SC163FM0D | 63686 | THE WALWORTH COMPANY | | EE-2524 5IN | 95321 | CLOW CORP MARINE VALVE PRODUCTS DIV |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 8.500 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | BONNET TYPE | INSIDE SCREW | | BONNET ATTACHMENT METHOD | BOLTED | | CONNECTION TYPE | FLANGE ALL ENDS | | FACE TO FACE DISTANCE | 13.000 INCHES | | FEATURES PROVIDED | BONNET PACKING | | FLANGE FACE DESIGN | PLAIN ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | COPPER ALLOY 922 BODY | | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MAXIMUM OPERATING TEMP | 450.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH 1ST RESPONSE | | MAXIMUM OPERATING PRESSURE | 225.0 POUNDS PER SQUARE INCH 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS 2ND RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL OUTSIDE DIAMETER | 10.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.750 INCHES ALL ENDS | | RENEWABLE SEAT RING TYPE | THREADED | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 5.000 INCHES |
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