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The VALUE COLLECTION ZMSCTFE013 is a Dash 013 PTFE (polytetrafluoroethylene) O-ring with a round cross section, packaged in quantities of 100. It measures 0.438 inches inside diameter, 0.563 inches outside diameter, and 0.0625 inches thick. PTFE construction delivers chemical inertness, low friction, and a wide service temperature range from -300 degrees F to 500 degrees F, making it suited for demanding fluid and gas sealing applications. This O-ring is commonly installed by licensed plumbers, HVAC technicians, and industrial mechanics where standard elastomeric O-rings would degrade due to chemical exposure or thermal extremes.
Dash 013 O-rings are used in a broad range of residential and commercial applications including valve stems, fittings, pumps, and fluid handling equipment where chemical resistance and temperature stability are required. The PTFE material withstands exposure to aggressive chemicals, solvents, and process fluids that would compromise standard nitrile or EPDM seals. With a medium hardness rating of 55, this O-ring seats reliably across a variety of groove geometries encountered in plumbing, HVAC, and general mechanical service work.
Designed as a standard Dash 013 O-ring replacement for valves, fittings, pumps, and fluid handling assemblies requiring PTFE sealing material in plumbing, HVAC, and mechanical service applications.
Installation should be performed by a qualified plumber, HVAC technician, or mechanical tradesperson familiar with O-ring groove specifications. Shut off fluid supply and relieve system pressure completely before removing any seals or fittings. Inspect the groove for burrs or contamination before seating the O-ring, as surface defects can cause premature seal failure. No lubrication is required for PTFE O-rings; do not use petroleum-based greases that may be incompatible with system fluids.
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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