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National Stock Number:
4820-01-515-3046
Federal Supply Class:
4820
National Item Identification Number:
015153046
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:
| 1044-001J 3.00IN | 76364 | MILWAUKEE VALVE CO, INC | | 1044-001J 300 | 76364 | MILWAUKEE VALVE CO, INC | | 138554 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 1.063 INCHES | | FLOW CONTROL DEVICE | STEM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B61, UNS C92200 FED SPEC 1ST MATERIAL RESPONSE BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A494, GR M-30C FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A494, GR M-30H FED SPEC 4TH MATERIAL RESPONSE SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281, CLASS B FED SPEC 5TH MATERIAL RESPONSE STEM | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE | | MATERIAL | NICKEL ALLOY SEAT | | MATERIAL | NICKEL ALLOY STEM | | MATERIAL | GRAPHITE PACKING | | MAXIMUM OPERATING PRESSURE | 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ANGLE VALVE S/C 250 PSIG | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | GARLOCK BONNET GASKET | | VALVE SIZE | 3.000 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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