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National Stock Number: 4820-01-418-4591
Federal Supply Class: 4820
National Item Identification Number: 014184591
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:
| 2883343-101 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS |
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Techincal Specification:
| MATERIAL | RUBBER SYNTHETIC | | PART NAME ASSIGNED BY CONTROLLING AGENCY | MANUFACTURERS SUGGESTED NAME IS BALL; MATERIAL NITRILE PER MIL-R-6855, CLASS 1, GRADE 70 | | PROPRIETARY CHARACTERISTICS | PACS | | VALVE MODEL NUMBER FOR WHICH DESIGNED | 2720121 | | VALVE SIZE FOR WHICH DESIGNED | 0.250 INCHES | | VALVE DESIGN CONTROL ACTIVITY | 92003 |
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