2520-01-505-6974 TORQUE CONVERTER,VEHICULAR Index 5306-01-505-6976 BOLT,SHEAR

National Stock Number:
4810-01-505-6975

Federal Supply Class:
4810

National Item Identification Number:
015056975

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.


Manufacturer Information:
1044-002H 2.50 IN76364MILWAUKEE VALVE CO, INC
1044-002H 21276364MILWAUKEE VALVE CO, INC
1044-002H-2.50I76364MILWAUKEE VALVE CO, INC
1044-006H21276364MILWAUKEE VALVE CO, INC
1044-006J21276364MILWAUKEE VALVE CO, INC
803-1385541-028 MOD80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
DEPARTURE FROM CITED DOCUMENTMODIFIED FOR 250 PSI, MODIFIED FOR ACTUATOR BY BONNET AND STEM. HANDWHEEL SUPPLIED WITH NAVY PURCHASED ACTUATOR, NOT WITH VALVE.
BOLT HOLE QUANTITY6 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SCREW
CONNECTION TYPEFLANGE ALL ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.500 INCHES
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A494 GR M-30C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A494 GR M-30H ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 UNS C92200 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-281 CLASS B FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY R-405 STEM
MATERIALNICKEL ALLOY SEAT
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MOUNTING FACILITYBRACKET
MOUNTING POSITIONHORIZONTAL
NOMINAL OUTSIDE DIAMETER6.125 INCHES ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED2.500 INCHES ALL ENDS
NOMINAL THICKNESS0.938 INCHES ALL ENDS
RENEWABLE SEAT RING TYPETHREADED
SPECIAL FEATURESZCONFORMS TO NAVSHIPS DRAWING 803-1385541 REV H MODIFIED FOR 250 PSI SERVICE AND MODIFIED WITH BONNET FOR MOUNTING ACTUATOR AND MODIFIED WITH 6 INCH EXTENDED STEM FOR USE WITH ACTUATOR (NU-TORQUE) WHICH IS NOT SUPPLIED WITH THE VALVE.
SPECIFICATION/STANDARD DATA80064-803-1385541 GOVERNMENT SPECIFICATION
VALVE OPERATION METHODMANUAL
VALVE SIZE2.500 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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