Part number H4X6 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 6 mm (0.236 in), a cross section of 4 mm (0.157 in), and an outside diameter of 14 mm (0.55 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
As a material, Buna-N (Nitrile) is known for reliable performance in both static and dynamic service, strong abrasion and tear resistance. The material holds up against many alcohols, petroleum-based oils, and water. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ozone and direct sunlight or polar solvents.
Common environments for this compound include agricultural equipment, hydraulic and pneumatic systems, and fluid power.
Stocked as H4X6 and sold individually. Unit weight is approximately 0.482 g. Check the compound against your process media, pressure and temperature before committing to a design. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description 4MM CS X 6MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 14 mm (0.55 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 6 mm (0.236 inch)
ProductCode Description O-Rings - Metric - Commodity