APG stocks the H1.5X3.5, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 3.5 mm (0.138 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 6.5 mm (0.26 in). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces. Additional detail on this item: Metric O-RING, JIS S4.
As a material, Buna-N (Nitrile) is known for low compression set under sustained load, reliable performance in both static and dynamic service. This material stands up to greases and lubricants, many alcohols, 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.
Reference part number H1.5X3.5 when ordering; the item is sold individually. Unit weight is approximately 0.0353 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Description 1.5MM CS X 3.5MM ID BLACK BUNA 70D
Actual Outside Diameter 6.5 mm (0.26 inch)
Actual Cross Section 1.5 mm (0.059 inch)
Actual Inside Diameter 3.5 mm (0.138 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity