cotter pin

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cotter pin

cotter pin

n.
A split cotter inserted through a hole or holes and bent at the ends to fasten two or more parts together.

cotter pin

n
1. (Mechanical Engineering) a split pin secured, after passing through holes in the parts to be attached, by spreading the ends
2. (Mechanical Engineering) a tapered pin threaded at the smaller end and secured by a nut after insertion

cot′ter pin`


n.
a cotter having a split end that is spread after being pushed through a hole to prevent it from working loose.
[1890–95]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cotter pin - a cotter consisting of a split pin that is secured (after passing through a hole) by splitting the ends apartcotter pin - a cotter consisting of a split pin that is secured (after passing through a hole) by splitting the ends apart
cottar, cotter - fastener consisting of a wedge or pin inserted through a slot to hold two other pieces together
References in periodicals archive ?
CSX Mainline Track Inspection Tappan to Milton Department of Transportation track inspectors examined approximately 51 miles of track and nine switches along the CSX mainline between Tappan and Milton and found five non-critical defects, including loose bolts, a loose switch point stop and missing cotter pins.
The market information includes the total market size for metal fasteners as well as the market size and trends for the following kinds of products: Aluminium fasteners Copper nuts, screws and bolts Copper cotter pins, cotters and other unthreaded fasteners Copper tacks, staples, nails and drawing pins Copper washers Other copper fasteners Iron and steel coach screws Other iron and steel wood screws Iron and steel screw hooks and screw rings Iron and steel self-tapping screws Iron and steel lock and spring washers Other iron and steel washers Iron and steel cotter-pins and cotters Iron and steel nuts Iron and steel rivets Iron and steel tacks, staples, nails, corrugated nails and drawing pins Other iron and steel fasteners
4 of TM 9-2355-318-23-3 on how to remove the C-clip, Item 9, and the latch pin, Item 10, and how to replace them with retrofit latch and cotter pins.
In the fleet, we often see pre-expended bins that have screws mixed with nuts, washers mixed with cotter pins, and hardware that doesn't even apply to aviation.
To correct the problems the A&I/TZ requires replacement of the Westinghouse circuit breakers (part number ETN-1071) with SPD breakers (part number M24175-5-011), installation of plastic insulating bushings (NSN 9G 5970-01-094-1582) around the metal cotter pins installation of plastic thumbscrews (NSN 9G 5970-01-094-3317), and a WARNING plate (see below).
No tools are needed and loose cotter pins with sharp ends are eliminated.