Ordered as H1.9X9.8, this is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 9.8 mm (0.386 in), a cross section of 1.9 mm (0.075 in), and an outside diameter of 13.6 mm (0.54 in). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load. Additional detail on this item: Metric O-RING, JIS P10.
This material stands up to petroleum-based oils, many alcohols, and hydraulic fluids. Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, low compression set under sustained load. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with ozone and direct sunlight or polar solvents.
Common environments for this compound include fluid power, agricultural equipment, and hydraulic and pneumatic systems.
H1.9X9.8 ships individually. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description 1.9MM CS X 9.8MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING, JIS P10
Actual_OD 13.6 mm (0.54 inch)
Actual_CS 1.9 mm (0.075 inch)
Actual_ID 9.8 mm (0.386 inch)
ProductCode Description O-Rings - Metric - Commodity