APG stocks the H1.6X4, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 4 mm (0.157 in), a cross section of 1.6 mm (0.063 in), and an outside diameter of 7.2 mm (0.28 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer and economical choice for high-volume maintenance programs. The material holds up against many alcohols, petroleum-based oils, and greases and lubricants. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where automotive brake fluid or ketones are present.
Typical settings include hydraulic and pneumatic systems, automotive, and construction equipment.
Stocked as H1.6X4 and sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 1.6MM CS X 4MM ID BLACK BUNA 70D
uf_description2 METRIC O-RING
Actual_OD 7.2 mm (0.28 inch)
Actual_CS 1.6 mm (0.063 inch)
Actual_ID 4 mm (0.157 inch)
ProductCode Description O-Rings - Metric - Commodity