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The VALUE COLLECTION BDNA-9990 is a Dash 215 O-ring manufactured from Nitrile Butadiene Rubber (NBR) with a 1-1/16 inch inside diameter and a 1/8 inch cross-section thickness. NBR compound provides solid resistance to petroleum-based fluids, hydraulic oils, and water, making this O-ring a standard sealing solution in plumbing, HVAC, and fluid-handling assemblies. The round cross-section profile seats evenly in standard O-ring grooves, delivering consistent compression and reliable static or dynamic sealing. Licensed plumbers, HVAC technicians, and industrial maintenance professionals typically stock Dash 215 O-rings as a routine replacement seal for valves, fittings, pumps, and manifold connections.
This O-ring is suited for residential and light commercial applications where an inch-series Dash 215 seal is required. Common install scenarios include replacement of worn or brittle seals in ball valves, service port fittings, pump housings, and refrigeration service valves. Its NBR composition performs across a broad temperature range, making it appropriate for both chilled-water and hot-water system sealing points. Plumbers and HVAC technicians frequently use this size when servicing copper or brass fittings that call for a standard Dash 215 replacement. Minimum order quantity is 25 pieces; each package contains 1 unit.
Designed as an OEM-style replacement for any application requiring a Dash 215 inch-series O-ring in Nitrile Butadiene Rubber, including valves, fittings, pump housings, and fluid-handling components that specify a 1-1/16 inch ID by 1/8 inch cross-section seal.
O-ring replacement is performed by licensed plumbers or HVAC technicians; always depressurize and drain the affected system before disassembling any fitting or valve. Inspect the groove for nicks, corrosion, or debris before seating the new O-ring. Apply a compatible lubricant approved for NBR material and the system fluid to ease installation and prevent tearing during assembly. Do not stretch the O-ring beyond its natural elasticity when seating it in the groove.
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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