Value Collection BDNA--9977-8 O-ring Dash 026 Nbr

Product Description

The VALUE COLLECTION BDNA--9977-8 is a Buna-N (Nitrile Butadiene Rubber) O-ring with a round cross section, designed for static and dynamic sealing in fluid and pneumatic systems. It features a 1-1/4 inch inside diameter and a 1/16 inch cross-section thickness, conforming to Dash 026 sizing. NBR compound provides reliable resistance to oils, fuels, and hydraulic fluids, making it a standard choice in HVAC, plumbing, and mechanical service applications. This O-ring weighs 0.01 pounds. Installation is performed by licensed plumbers, HVAC technicians, and mechanical service professionals.

This Dash 026 O-ring is suited for use in residential and commercial applications where a standard NBR seal is required. Typical install scenarios include valve stems, fittings, pumps, and hydraulic or pneumatic connections that see oil-based or water-based media. It is sold individually per package, with a minimum order quantity of 25 units.

Key Features

• Buna-N (NBR) material offers resistance to petroleum-based oils, fuels, and hydraulic fluids
• Round cross-section profile for consistent seating in standard O-ring grooves
• Dash 026 designation for straightforward cross-reference and replacement sourcing
• 1-1/4 inch inside diameter with 1/16 inch wall thickness
• Lightweight at 0.01 pounds — minimal handling impact in bulk service kits

Compatibility

Designed as a standard Dash 026 NBR O-ring replacement suitable for valves, fittings, pumps, and mechanical assemblies requiring a 1-1/4 inch ID round-cross-section seal in oil or water service.

Installation Notes

Depressurize and isolate the system before removing the existing seal. Inspect the O-ring groove for scoring or debris before seating the new ring. Lubricate with a compatible grease or fluid prior to installation to prevent rolling or pinching during assembly. Follow applicable IPC or manufacturer service procedures for the host equipment.