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National Stock Number:
4820-01-334-1372
Federal Supply Class:
4820
National Item Identification Number:
013341372
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:
| 20058 | 86184 | GRISWOLD INDUSTRIES | | 20058E | 86184 | GRISWOLD INDUSTRIES |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 4.750 INCHES ALL ENDS | | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS | | BOLT HOLE QUANTITY | 4 ALL ENDS | | CONNECTION TYPE | FLANGE ALL ENDS | | FACE TO FACE DISTANCE | 9.375 INCHES | | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS | | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS | | FLOW CONTROL DEVICE | DISK | | MATERIAL | RUBBER SYNTHETIC FLOW CONTROL DEVICE | | MATERIAL | STEEL COMP 303 SEAT | | MATERIAL | STEEL COMP 303 STEM | | MATERIAL | STEEL UNS J03002 BODY | | PROPRIETARY CHARACTERISTICS | PACS | | MOUNTING POSITION | HORIZONTAL | | NOMINAL OUTSIDE DIAMETER | 6.000 INCHES ALL ENDS | | NOMINAL THICKNESS | 0.750 INCHES ALL ENDS | | RAISED FACE NOMINAL DIAMETER | 3.062 INCHES ALL ENDS | | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 2.000 INCHES | | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
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