castellated nut


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castellated nut

[′kas·tə‚lād·əd ′nət]
(design engineering)
A type of hexagonal nut with a cylindrical portion above through which slots are cut so that a cotter pin or safety wire can hold it in place.
References in periodicals archive ?
A castle nut (also called a castellated nut or slotted nut) with cotter pin is used to secure the wheel hub to the vehicle.
The handler called for a combat FOD walkdown of the entire LA; someone found the castellated nut and bolt, along with a washer, next to an arresting-gear wire.
He removed the panel to investigate the anomaly and discovered a castellated nut and washer sitting loose in the panel.
The wheel is held on the axle by this bearing, which, in turn, is retained by a washer and castellated nut.
This AD would require replacement of the bolt and self-locking nut on the primary support pin of the main landing gear (MLG) support beam with a new bolt, castellated nut, washer and cotter pin.
He prepared for an engine installation, took out a bushing and castellated nut from a MAF bag, and began to install the aft-engine hoist swivel.
Tenders are invited for Castellated Nut 7/8 Inch-14 Unf-2B To Drg.
In its place, however, was a three-eighths-inch, hex-head bolt and castellated nut.
Tenders are invited for Manufacturing And Supply Of Studs & Castellated Nut
Castellated nuts and cotter pins were installed in place of self-locking nuts.
Lastly, multiple foreign objects were found throughout the wing: line caps, castellated nuts, washers, and cotter pins.