snap cap

Definitions

1. 1

   A dummy round of ammunition used to check ammo feed and other mechanical problems.

   • 1187. B. Lilly. Improvements in the construction of "snap caps" or "nipple protectors" for firearms. Dated May 12, 1863.
   • However, it does no harm (and may prevent damage) to use snap caps - dummy rounds which are inserted into the chamber to soften the impact of the firing pin.
2. 2

   A cap or cover that snaps into place.

   • Development of the snap cap for Bufferin pinpoints the Bristol-Myers Products approach to these problems.
   • After centrifugation, the top dense band (out of three formed following ultracentrifugation) contained the purified oocysts, which were removed using a pipette and placed in 15 mL polypropylene snap cap tubes.

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