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National Stock Number:
4820-00-023-6431
Federal Supply Class:
4820
National Item Identification Number:
000236431
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:
| 2620-927X11ASSY6E1IN | 11836 | NATIONAL OILWELL | | 2620-927X11ASSY6E1IN | 96169 | ELECTRIC BOAT CORPORATION | | 2620-927X11ASSY6E1INL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 2621-927-11ASSYIA 1INL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 2621-927-11ASSYIA 1IN | 11836 | NATIONAL OILWELL | | 2621-927-11ASSYIA 1IN | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | FACE TO FACE DISTANCE | 8.000 INCHES | | FLANGE FACE DESIGN | PLAIN FIRST END | | FLANGE SHAPE | ROUND FIRST END | | FLOW CONTROL DEVICE | DISK | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER | 4.875 INCHES FIRST END | | NOMINAL THICKNESS | 0.687 INCHES FIRST END | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE SIZE | 1.000 INCHES | | STYLE DESIGNATOR | CROSS |
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