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The VALUE COLLECTION BDNA-9973 is a Dash 008 O-ring manufactured from Nitrile Butadiene Rubber (NBR) with a round cross section. It measures 3/16 inches inside diameter and 1/16 inches thick. NBR compound provides reliable resistance to petroleum-based fluids, making this O-ring a standard choice for hydraulic, pneumatic, plumbing, and HVAC service applications. Plumbers, HVAC technicians, and industrial maintenance professionals use O-rings of this type to create static or dynamic seals at fittings, valves, and threaded connections. The Dash 008 designation follows the standard AS568 numbering system, allowing straightforward cross-referencing to OEM specifications.
This O-ring is suited for residential and light commercial applications where a small-diameter NBR seal is required. Typical installation scenarios include sealing refrigerant fittings, water supply connections, valve stems, and hydraulic port plugs. The inch measurement system and Dash 008 size make it a common replacement in domestic HVAC equipment, plumbing fixtures, and general fluid-handling assemblies. Each unit is sold individually, with a minimum order quantity of 50 pieces.
Designed as an OEM-style replacement seal for any application calling for a Dash 008 inch-series O-ring with NBR material.
O-rings of this type are installed by plumbers, HVAC technicians, and mechanical tradespeople. Before replacing an O-ring, shut off the fluid or refrigerant supply and relieve system pressure completely. Lubricate the O-ring with a compatible fluid or O-ring lubricant before seating it in the groove to prevent pinching or tearing during assembly. Verify the groove dimensions match the Dash 008 specification to ensure proper compression and seal integrity.
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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