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National Stock Number:
4820-00-268-8787
Federal Supply Class:
4820
National Item Identification Number:
002688787
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:
| DD3657 | 95321 | CLOW CORP MARINE VALVE PRODUCTS DIV | | DD3657B | 95321 | CLOW CORP MARINE VALVE PRODUCTS DIV | | MILV17547 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES FIRST END | | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES FIRST END | | BOLT HOLE QUANTITY | 8 FIRST END | | CONNECTION TYPE | FLANGE FIRST END | | DISK LOADING METHOD | SPRING | | FACE TO FACE DISTANCE | 7.062 INCHES | | FLANGE FACE DESIGN | PLAIN FIRST END | | FLANGE SHAPE | ROUND WITH HOLES FIRST END | | FLOW CONTROL DEVICE | DISK | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY SEAT | | MOUNTING POSITION | VERTICAL | | NOMINAL OUTSIDE DIAMETER | 6.625 INCHES FIRST END | | NOMINAL THICKNESS | 0.500 INCHES FIRST END | | NONDEFINITIVE SPEC/STD DATA | B TYPE AND 1 CLASS | | STYLE DESIGNATOR | STRAIGHT THRU | | VALVE OPERATION METHOD | AUTOMATIC |
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