Swiss Jewel Washers

Sapphire Washers

Sapphire Washers can be made with larger outer & inner diameter for larger applications. They serve as excellent insulators due to Sapphire’s inertness. And because of the material’s compressive strength it will stand up to most conditions.

Typical Applications: Insulator, Guide

Model Inside Diameter Outside Diameter Thickness Type
SP-170 .186/.190" .625/.630" .057/.067" Top surface only polished
SP-175 .311/.315" .625/.630" .057/.067" Top surface only polished
SP-178 .750/.760" .933/.937" .027/.032" OD polished only polished
SP-180 .106/.109" .154/.156 MinorOD-- .178/.182Major OD .160/.167" No Data
Sapphire Washer Cross Section
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We specialize in creating a wide range of custom optical components and custom mechanical components including a variety of shapes - from internal holes and tapers to outer flanges, angles and surface finishes. Contact us (800-922-0118) and we will consult with you to create a custom component that meets all of your specifications.