Ordered as H5X98, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 98 mm (3.858 in), a cross section of 5 mm (0.197 in), and an outside diameter of 108 mm (4.25 in). The o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) is widely chosen for low compression set under sustained load, reliable performance in both static and dynamic service. Expect good resistance to water, propane and butane, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in strong acids or ozone and direct sunlight.
Common environments for this compound include hydraulic and pneumatic systems, fluid power, and construction equipment.
This item is sold individually under part number H5X98. Unit weight is approximately 7.759 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
description 5MM CS X 98MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 108 mm (4.25 inch)
Actual_CS 5 mm (0.197 inch)
Actual_ID 98 mm (3.858 inch)
ProductCode Description O-Rings - Metric - Commodity