piston pin

American  

noun

1. wrist pin.

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Etymology

Origin of piston pin

First recorded in 1895–1900

Example Sentences

The pistons are built up from two pieces; a dropped forged steel piston head, from which depend the piston pin bosses, is combined with a cast-iron skirt, into which the steel head is screwed.

From A History of Aeronautics by Vivian, Evelyn Charles

For this reason, the piston pin is considered, from a metallurgical standpoint, the most important part on the engine to produce in quantities and still possess the above characteristics.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Colvin, Fred H. (Fred Herbert)

The 1931 pistons had one compression ring above the piston pin, and one compression ring and four oil scraper rings below it.

From The First Airplane Diesel Engine: Packard Model DR-980 of 1928 by Meyer, Robert B.

The piston pin on an aviation engine must possess maximum resistance to wear and to fatigue.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Colvin, Fred H. (Fred Herbert)

The piston pin of the Mercedes is of chrome nickel steel, and is retained in the piston by means of a set screw and cotter pin.

From A History of Aeronautics by Vivian, Evelyn Charles