A coupling nut and its orthographic view. A coupling nut also known as extension nut is a threaded fastener for joining two male threads, most commonly a threaded rod, but also pipes.The outside of the fastener is usually a hex so a wrench can hold it.ariations include reducing coupling nuts, for joining two different size threads; sight hole coupling nuts, which have a sight hole for observing the amount of engagement; and coupling nuts with left-handed threads.
Cindy Bernard. Cindy Bernard is a Los-Angeles based artist whose artistic practice comprises photography, video, performance and activism. In 2002, Cindy Bernard founded the Society for the Activation of Social Space through Art and Sound(SASSAS), which presents site-relational experimental music.
In addition, Cindy is a diminutive form of the English name Cinderella. Cindy is also a diminutive form (English and Latin) of the English, German, and Greek name Cynthia. Cindy is also a diminutive form (Dutch and English) of the English, Portuguese, and Spanish name Lucinda.Cindy has 29 derivatives. 2 syll. cin-dy, ci-ndy ] The baby girl name Cindy is pronounced as S IH NDiy- â . Cindy is used mostly in English, Latin, and Dutch, and its language of origin is French and Old Greek. From the short form of other given names, but now used as an independent name in its own right.