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The VALUE COLLECTION BDKP77902 is a Dash 008 O-ring with a round cross section, sold in a pack of 10. O-rings in this dash size are small-diameter sealing elements used to create static or dynamic seals in fluid and gas systems. This profile is commonly found in valves, fittings, pumps, and manifold assemblies across HVAC, plumbing, and hydraulic applications. The round cross section provides consistent sealing contact and is one of the most widely used O-ring geometries in trade service work.
The Dash 008 designation refers to a standardized O-ring size used across residential and light commercial systems. Typical applications include sealing threaded ports, valve stems, and cartridge assemblies in water, refrigerant, and pneumatic circuits. Plumbers, HVAC technicians, and equipment service professionals keep this size on hand for routine seal replacements and repair kits.
Designed as a standard Dash 008 O-ring replacement for use in valves, fittings, and fluid system components requiring a round cross-section seal of this size.
O-ring replacement is typically performed by licensed plumbers, HVAC technicians, or qualified service professionals. Always depressurize and drain the system before removing any fittings or valve components. Lubricate the O-ring with a compatible lubricant before seating to prevent tearing during assembly. Do not reuse damaged or deformed O-rings.
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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