shear bolt

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• shear bolt — A bolt whose head may intentionally be sheared off to make extraction difficult …   Dictionary of automotive terms

• bolt — A securing device upon which a nut is threaded. It usually has a nut type head. It is usually measured not so much by the size of the wrench required to secure the bolt; but by the diameter of the threads, the thread pitch, the length of the bolt …   Dictionary of automotive terms

• Shear strength — in engineering is a term used to describe the strength of a material or component against the type of yield or structural failure where the material or component fails in shear. In structural and mechanical engineering the shear strength of a… …   Wikipedia

• shear off — [phrasal verb] 1 : to become separated suddenly because of great force The excess weight caused the bolt to shear off. 2 shear (something) off or shear off (something) : to remove (something) with great force The impact of the crash sheared off… …   Useful english dictionary

• Bolt cutter — A bolt cutter, sometimes called bolt cropper, is a tool used for cutting chains, padlocks, bolts and wire mesh. It typically has long handles and short blades, with compound hinges to maximize leverage and cutting force. A typical bolt cutter… …   Wikipedia

• shear failure — A type of failure of a riveted or bolted joint in which, instead of the material failing, it is the rivet or the bolt that shears off. Ideally, a joint should be designed so that it will fail in shear rather than in bearing, because a shear… …   Aviation dictionary

• shear — I. verb (sheared; sheared or shorn; shearing) Etymology: Middle English sheren, from Old English scieran; akin to Old Norse skera to cut, Latin curtus mutilated, curtailed, Greek keirein to cut, shear, Sanskrit kṛnāti he injures Date: before 12th …   New Collegiate Dictionary

• shear nut — A thin nut used to hold a bolt in place. Shear nuts are used when the fasteners on which they are screwed are loaded with shear only …   Aviation dictionary

• shear-head bolt —   n.    a threaded fastener which is designed to have the head break off when the correct torque is reached …   Locksmith dictionary

• Dropout (bicycle part) — A semi horizontal dropout on a steel frame road bicycle converted to a single speed. The non replaceable derailleur hanger (below the axle) and an eyelet (above the axle) for mounting a fender or rack are now unused …   Wikipedia

• Tractor pto augers — Commonly referred to as Post Hole Diggers and Earth Augers, Tractor PTO Augers are implements used in conjunction with a tractors Power Take Off drive, and a tractors 3 point hitch. The basic concept of a tractor PTO auger is to harness the… …   Wikipedia