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National Stock Number:
4820-01-415-3239
Federal Supply Class:
4820
National Item Identification Number:
014153239
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:
| 2667495 | 53711 | NAVAL SEA SYSTEMS COMMAND | | F10-0085C-02TS P3-32964-G1-18 | 57574 | VELAN VALVE CORP. | | P3-32964-G1 ITEM 18 | 57574 | VELAN VALVE CORP. | | P3-32964-G1-18 7370-050-FLG 3IN | 57574 | VELAN VALVE CORP. |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 6.000 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | BONNET ATTACHMENT METHOD | BOLTED | | BONNET TYPE | OUTSIDE SCREW-YOKE | | CONNECTION TYPE | FLANGE ALL ENDS | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.750 INCHES | | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | STEEL BODY | | MAXIMUM OPERATING TEMP | 775.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | WATER, FRESH SINGLE RESPONSE | | MOUNTING POSITION | VERTICAL | | NOMINAL OUTSIDE DIAMETER | 7.500 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.938 INCHES ALL ENDS | | OPERATING PRESSURE | 88.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | RAISED FACE NOMINAL DIAMETER | 4.250 INCHES ALL ENDS | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.750 INCHES | | VALVE OPERATION METHOD | MANUAL | | VALVE SIZE | 3.000 INCHES | | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
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