The H70116 is an AS568-116 black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 0.737 in (18.72 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.943 in (23.95 mm). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
This material stands up to greases and lubricants, many alcohols, and petroleum-based oils. Buna-N (Nitrile) delivers an economical choice for high-volume maintenance programs and the most widely specified general-purpose sealing elastomer. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C).
Maintenance and OEM teams specify it across general industrial maintenance, hydraulic and pneumatic systems, and construction equipment.
Reference part number H70116 when ordering; the item is sold individually. Unit weight is approximately 0.451 g and nominal inside diameter is listed as 3/4 inch. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Description -116 BLACK BUNA 70D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 0.737 inch (18.72 mm)
Actual Outside Diameter 0.943 inch (23.95 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity