1. metal washer
2. Washer (hardware)A washer is a thin plate (typically disk-shaped) with a hole (typically in the middle) that is normally used to distribute the load of a threaded fastener, such as a screw or nut. Other uses are as a spacer, spring, wear pad, preload indicating device, locking device, and to reduce vibration. Washers usually have an outer diameter (OD) about twice the length of their inner diameter (ID). Washers are usually metal or plastic.
Read “Washer (hardware)” on English Wikipedia
Read “座金” on Japanese Wikipedia
Read “Washer (hardware)” on DBpedia
Read “Washer (hardware)” on English Wikipedia
Read “座金” on Japanese Wikipedia
Read “Washer (hardware)” on DBpedia
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