Part number H50146 is an AS568-146 black Buna-N (Nitrile) 50 Shore A O-Ring measuring an inside diameter of 2.612 in (66.34 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 2.818 in (71.58 mm). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.
Buna-N (Nitrile) delivers reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. This material stands up to petroleum-based oils, many alcohols, and water. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C).
It sees regular use in automotive, general industrial maintenance, and hydraulic and pneumatic systems.
Order part number H50146, sold individually. Unit weight is approximately 0.0016 g and nominal inside diameter is listed as 2 5/8 inch. Review your operating media and conditions against this specification before 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 -146 BLACK BUNA 50D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 2.612 inch (66.34 mm)
Actual Outside Diameter 2.818 inch (71.58 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity