NASA NTRS · 19950065238
Improved Screw-Thread Lock
Abstract
Improved screw-thread lock engaged after screw tightened in nut or other mating threaded part. Device does not release contaminating material during tightening of screw. Includes pellet of soft material encased in screw and retained by pin. Hammer blow on pin extrudes pellet into slot, engaging threads in threaded hole or in nut.
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Macmartin, Malcolm. 1995-02-01. Improved Screw-Thread Lock. https://ntrs.nasa.gov/citations/19950065238
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