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The ARLINGTON INDUSTRIES RW30 is a red washer measuring 3.5 inches in outer diameter with a 0.75-inch inner diameter, designed for use as a hardware accessory in electrical and mechanical fastening applications. This type of washer is typically used to distribute load, provide a visible indicator, or serve as an insulating or sealing interface at fastener points. It is sold individually and suits a range of light commercial and residential trade applications where a color-coded or red-pigmented washer is specified.
The RW30 fits standard hardware accessory applications across electrical, plumbing, and general construction trades. Its dimensions make it suitable for use with common fastener sizes found in panel work, enclosure mounting, and equipment securing tasks. Installers working on residential and light commercial projects will find this washer appropriate wherever a 3.5-inch outer diameter washer with a 0.75-inch bore is required by the installation or specification.
Designed as a general-purpose hardware accessory washer suitable for use with standard 0.75-inch fasteners in residential and light commercial electrical, mechanical, and construction applications.
This washer is installed by electricians, plumbers, and general contractors as part of standard fastening assemblies. De-energize any electrical circuit or shut off fluid supply before servicing connections at the fastener point where the washer will be used. No special tools are required beyond standard hand tools. Follow all applicable local codes and manufacturer fastener torque guidance for the assembly in which this washer is used.
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