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The VALUE COLLECTION ZMSCS70001 is a Dash 001 silicone O-ring designed for sealing applications that demand performance across a wide temperature range. With an inside diameter of 0.0312 inches, an outside diameter of 0.0940 inches, and a thickness of 0.0312 inches, this is one of the smallest standard O-ring sizes available. The round cross section seats reliably in standard Dash 001 grooves. Rated for continuous service from -80 degrees F to 450 degrees F, silicone compound makes this ring a go-to choice where dry heat resistance and ozone or weather exposure are primary concerns. Each package contains 50 rings. Installation is handled by technicians working on HVAC, refrigeration, plumbing, pneumatic, or general mechanical assemblies.
This O-ring is suited for residential and light commercial applications where a compact, high-temperature-capable seal is required. Common install scenarios include instrument fittings, sensor ports, small pneumatic or hydraulic connectors, and similar low-diameter sealing points. The silicone material holds up well in environments with ozone, UV, and dry heat exposure. Note that silicone offers only limited resistance to oils and petroleum-based fluids, so it is not the correct compound choice for fuel or lubricant service.
Designed as an OEM-style replacement or maintenance stock O-ring for any application requiring a Dash 001 silicone seal with a round cross section.
O-ring installation should be performed by a qualified technician following the equipment manufacturer's service procedures. Depressurize and isolate the system before removing or installing any sealing component. Inspect the groove and mating surfaces for burrs or contamination prior to installation. Because silicone has limited oil resistance, confirm that the process fluid is compatible with silicone compound before using this ring in fluid-contact service.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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