Part number H5.3X92.5 is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 92.5 mm (3.642 in), a cross section of 5.3 mm (0.209 in), and an outside diameter of 103.1 mm (4.06 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.
As a material, Buna-N (Nitrile) delivers strong abrasion and tear resistance, reliable performance in both static and dynamic service. This material stands up to many alcohols, water, and petroleum-based oils. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with strong acids or ozone and direct sunlight.
You will find this material specified across automotive, hydraulic and pneumatic systems, and general industrial maintenance.
H5.3X92.5 ships individually. Unit weight is approximately 8.5234 g. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description 5.3MM CS X 92.5MM ID BLACK BUNA 70D
Actual Outside Diameter 103.1 mm (4.06 inch)
Actual Cross Section 5.3 mm (0.209 inch)
Actual Inside Diameter 92.5 mm (3.642 inch)
Measurement System Metric
Product Category O-Rings - Metric - Commodity