Ordered as H50110, this is an AS568-110 black Buna-N (Nitrile) 50 Shore A O-Ring built to an inside diameter of 0.362 in (9.19 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.568 in (14.43 mm). The o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.
Buna-N (Nitrile) is specified here for low compression set under sustained load and economical choice for high-volume maintenance programs. The compound resists greases and lubricants, propane and butane, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ketones or automotive brake fluid.
It sees regular use in automotive, general industrial maintenance, and fluid power.
Reference part number H50110 when ordering; the item is sold individually. Nominal inside diameter is listed as 3/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.
Description -110 BLACK BUNA 50D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 0.362 inch (9.19 mm)
Actual Outside Diameter 0.568 inch (14.43 )
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity