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The VALUE COLLECTION ZBD9977-9X is a Dash 029 O-ring made from Nitrile Butadiene Rubber (NBR) with a round cross section. It measures 1.5 inches inside diameter, 1.63 inches outside diameter, and 0.0625 inches thick. With a Shore A hardness of 70, this O-ring provides reliable sealing in fluid and pneumatic systems across a wide temperature range of -40 degrees F to 275 degrees F. It is suited for use by plumbers, HVAC technicians, and industrial maintenance professionals who need a dependable, standard-size sealing element for hydraulic, pneumatic, or fluid-handling applications.
This O-ring fits standard Dash 029 groove specifications and is well suited for use in water lines, refrigerant circuits, compressed air systems, and general plumbing connections. Its NBR construction gives it good resistance to petroleum-based fluids, water, and many common refrigerants, making it a practical choice for trade service work in both residential and light commercial settings. Minimum order quantity is 25 pieces; each package contains 1 piece.
Designed as a standard replacement for Dash 029 O-ring applications in hydraulic, pneumatic, plumbing, and HVAC fluid-handling systems where NBR material is specified.
Installation is performed by licensed plumbers, HVAC technicians, or qualified maintenance personnel. Always depressurize and isolate the system before removing or replacing O-rings. Inspect the mating groove for damage or debris before seating the new O-ring. Apply a compatible lubricant to the O-ring and groove to prevent tearing during assembly.
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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