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National Stock Number:
4820-01-559-0443
Federal Supply Class:
4820
National Item Identification Number:
015590443
Description:
BALL,CHECK
Detail:
A SPHERICAL SHAPED DEVICE THAT MAY BE OF SOLID OR HOLLOW CONSTRUCTION. IT IS DESIGNED TO SEAT IN AN OPENING THEREBY PREVENTING THE PASSAGE OF FLUID. IT MAY BE USED WITH A SPRING ENABLING THE BALL TO BECOME UNSEATED AT A PREDETERMINED PRESSURE AS EXERTED BY THE FLUID FLOW AND TO BECOME RESEATED IN THE ABSENCE OF FLUID PRESSURE. FOR VALVE BALLS THAT INCLUDE PORTS SEE BALL, VALVE, PORTED.
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Manufacturer Information:
| BALL.375SS | 71905 | DERBYSHIRE MACHINE & TOOL CO | | M3687-2383 | 71905 | DERBYSHIRE MACHINE & TOOL CO | | M3687-2383 PC NO 15 | 0ASY6 | DERBYSHIRE MARINE PRODUCTS, LLC | | M3687-2383 PC NO 15 | 71905 | DERBYSHIRE MACHINE & TOOL CO |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | NHA: 4820-01-559-0402; RELIEF VALVE | | SPHERICAL DIAMETER | 0.375 INCHES NOMINAL | | VALVE SIZE FOR WHICH DESIGNED | 0.500 INCHES | | VALVE DESIGN CONTROL ACTIVITY | 71905 |
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