Part number H3.5X144 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 144 mm (5.669 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 151 mm (5.94 in). An o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is known for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Expect good resistance to many alcohols, propane and butane, and petroleum-based oils. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
Typical settings include general industrial maintenance, automotive, and agricultural equipment.
Order part number H3.5X144, sold individually. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Description 3.5MM CS X 144MM ID BLACK BUNA 70D
Actual Outside Diameter 151 mm (5.94 inch)
Actual Cross Section 3.5 mm (0.138 inch)
Actual Inside Diameter 144 mm (5.669 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity