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National Stock Number:
2805-00-118-9083
Federal Supply Class:
2805
National Item Identification Number:
001189083
Description:
SCREW,ADJUSTING,VALVE TAPPET
Detail:
AN EXTERNALLY THREADED SCREW-LIKE DEVICE WITH A HEXAGON, SQUARE, SLOTTED OR ANY OTHER TYPE DRIVE END. THE OTHER END MAY HAVE A SPHERICAL BALL, SOCKET OR OTHER TYPE OF MACHINED SURFACE. IT MAY HAVE A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE AND A HOLE PERPENDICULAR TO THE AXIS JOINING THE CONCENTRIC HOLE FOR LUBRICATION. IT IS SPECIFICALLY DESIGNED TO BE USED AS A MEANS FOR ADJUSTING ENGINE POPPET VALVE TAPPET CLEARANCES AND MAY BE FURNISHED WITH A LOCK NUT.
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Manufacturer Information:
| 1162 | 55948 | BOTOMAN MFG CO INC | | 1162 | 70188 | FRANKLIN ENGINE CO INC |
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Techincal Specification:
| CASEHARDENING INDICATOR | CASEHARDENED | | END SPHERICAL RADIUS | 0.125 INCHES NOMINAL | | FIRST END THREAD LENGTH | 0.125 INCHES NOMINAL | | OVERALL LENGTH | 0.715 INCHES NOMINAL | | MATERIAL | STEEL | | SECOND END THREAD LENGTH | 0.250 INCHES NOMINAL | | STYLE DESIGNATOR | CONCAVE HEXAGON HEAD, DOUBLE THREAD, THROUGH HOLE | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SIZE | 0.438-20 | | THREAD SERIES | UNF |
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