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National Stock Number:
4820-01-433-2645
Federal Supply Class:
4820
National Item Identification Number:
014332645
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 151F-2 4IN | 79342 | WILLIAM E WILLIAMS VALVE CORP |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 7.500 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 8 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | DISK LOADING METHOD | WEIGHT | | FACE TO FACE DISTANCE | 11.500 INCHES | | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A216 WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM OPERATING TEMP | -20.0 FAHRENHEIT | | MOUNTING POSITION | HORIZONTAL | | NOMINAL OUTSIDE DIAMETER | 9.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.938 INCHES ALL ENDS | | RAISED FACE NOMINAL DIAMETER | 6.750 INCHES ALL ENDS | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 4.000 INCHES |
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