H1X40 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 40 mm (1.575 in), a cross section of 1 mm (0.039 in), and an outside diameter of 42 mm (1.65 in). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Buna-N (Nitrile) offers low compression set under sustained load and the most widely specified general-purpose sealing elastomer. The material holds up against many alcohols, hydraulic fluids, and water. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).
You will find this material specified across hydraulic and pneumatic systems, construction equipment, and agricultural equipment.
This item is sold individually under part number H1X40. Unit weight is approximately 0.1206 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
description 1MM CS X 40MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 42 mm (1.65 inch)
Actual_CS 1 mm (0.039 inch)
Actual_ID 40 mm (1.575 inch)
ProductCode Description O-Rings - Metric - Commodity