1. A person or appliance that cleans a securement mechanism.
2. A piece of metal hardware to prevent nuts and bolts from loosening due to vibration. Types include:
split View attachment 4832,
toothed View attachment 4833,
or cupped View attachment 4834 (Belleville washer).
[file]Image:lockwasher4.jpg|thumb[/file][file]Image:07aw.jpg|thumb[/file][file]Image:6553.JPG|thumb[/file]
2. A piece of metal hardware to prevent nuts and bolts from loosening due to vibration. Types include:
split View attachment 4832,
toothed View attachment 4833,
or cupped View attachment 4834 (Belleville washer).
[file]Image:lockwasher4.jpg|thumb[/file][file]Image:07aw.jpg|thumb[/file][file]Image:6553.JPG|thumb[/file]