Part number H6X18 is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 18 mm (0.709 in), a cross section of 6 mm (0.236 in), and an outside diameter of 30 mm (1.18 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
As a material, Buna-N (Nitrile) is known for the most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. Expect good resistance to water, petroleum-based oils, and propane and butane. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).
It sees regular use in construction equipment, hydraulic and pneumatic systems, and automotive.
This item is sold individually under part number H6X18. Unit weight is approximately 2.6035 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description 6MM CS X 18MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 30 mm (1.18 inch)
Actual_CS 6 mm (0.236 inch)
Actual_ID 18 mm (0.709 inch)
ProductCode Description O-Rings - Metric - Commodity