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National Stock Number:
4820-01-392-2757
Federal Supply Class:
4820
National Item Identification Number:
013922757
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:
| 803-5001004-X3XX-05A | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-5001004-X4XX-05A | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-5001004-X5XX-05A | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
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