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National Stock Number:
4820-99-169-0237
Federal Supply Class:
4820
National Item Identification Number:
991690237
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:
| 3001S0130608 | K1080 | DEJAY DISTRIBUTION LIMITED | | 3001S0130608 | U4942 | SPHERIC TRAFALGAR LTD | | NO PRIMARY REF 99-169-0237 | IREF0 | THIS NCAGE IS USED TO INFORM THAT THE DESIGN CONTROL AUTHORITY CANNOT BEESTABLISHED OR THE ITEM OF SUPPLY IS NO LONGER M | | 4-005 | K1080 | DEJAY DISTRIBUTION LIMITED | | B4005Y4 | K1080 | DEJAY DISTRIBUTION LIMITED |
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Techincal Specification:
| SPECIAL FEATURES | CERAMIC;28000 PSI TENSILE STRENGTH AT 77 DEG F,15000 PSI TENSILE STRENGTH AT 1832 DEG F:45 N ROCKWELL HARDNESS:3180 DEG F MAX TEMPERATURE | | SPHERICAL DIAMETER | 0.250 INCHES NOMINAL |
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