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The VALUE COLLECTION ZMSCH2X6 is a round-cross-section O-ring made from Nitrile Butadiene Rubber (Buna-N), the most widely used elastomer in fluid sealing applications. With a 6-inch inside diameter, 10-inch outside diameter, and 2-inch cross-section thickness, this O-ring is sized for large-bore static or dynamic sealing tasks. It carries a Shore A hardness of 70, placing it in the hard range for improved resistance to compression set, tear, and abrasion. It performs across a working temperature range of -40 degrees F to 250 degrees F, making it suitable for a broad range of industrial and mechanical service conditions. Licensed plumbers, pipefitters, and maintenance mechanics are the primary installers.
This O-ring is engineered for sealing applications involving petroleum-based fluids, hydraulic oils, fuels, and water. Its Buna-N compound delivers excellent resistance to petroleum products, making it a go-to choice in hydraulic systems, pump housings, valve bodies, compressors, and fluid transfer assemblies. The large 6-inch ID suits heavy industrial, commercial HVAC, and process-piping applications where standard small-bore O-rings are not appropriate. It meets SAE and MIL-Spec standards. Note: This O-ring is not FDA approved and should not be used in food-contact or potable-water service without verification of applicable regulatory requirements.
Designed for use with petroleum products, hydraulic oils, fuels, and similar mineral-oil-based media. Not recommended for use with ozone, strong acids, ketones, esters, or chlorinated solvents. Do not store near direct sunlight, electric motors, or other ozone-generating equipment.
Installation is typically performed by licensed plumbers, pipefitters, or qualified maintenance mechanics. Always depressurize and isolate the system before removing or installing O-rings. Lubricate the O-ring with a compatible fluid or assembly lubricant to prevent pinching or tearing during installation. Inspect the groove dimensions for proper fit before seating the ring; oversized or undersized grooves will compromise the seal.
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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