This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 18.8 mm (0.74 in), a cross section of 2.4 mm (0.094 in), and an outside diameter of 23.6 mm (0.93 in), catalogued under part number H2.4X18.8. It creates a positive seal at flange, piston and rod interfaces without added hardware. Supplementary detail from the product record: Metric O-RING, JIS P19.
Buna-N (Nitrile) is specified for low compression set under sustained load, strong abrasion and tear resistance. This material stands up to greases and lubricants, propane and butane, and water. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Exposure to automotive brake fluid or strong acids will shorten service life.
Common environments for this compound include automotive, construction equipment, and general industrial maintenance.
This item is sold individually under part number H2.4X18.8. 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 2.4MM CS X 18.8MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING, JIS P19
Actual_OD 23.6 mm (0.93 inch)
Actual_CS 2.4 mm (0.094 inch)
Actual_ID 18.8 mm (0.74 inch)
ProductCode Description O-Rings - Metric - Commodity