APG stocks the H1.5X63, a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 63 mm (2.48 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 66 mm (2.6 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
The material holds up against many alcohols, petroleum-based oils, and propane and butane. Buna-N (Nitrile) is specified for an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with polar solvents or automotive brake fluid.
You will find this material specified across general industrial maintenance, agricultural equipment, and fluid power.
Order part number H1.5X63, sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description 1.5MM CS X 63MM ID BLACK BUNA 70D
Actual Outside Diameter 66 mm (2.6 inch)
Actual Cross Section 1.5 mm (0.059 inch)
Actual Inside Diameter 63 mm (2.48 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity