Ordered as H50236, this is an AS568-236 black Buna-N (Nitrile) 50 Shore A O-Ring built to an inside diameter of 3.234 in (82.14 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 3.512 in (89.2 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is valued for strong abrasion and tear resistance, reliable performance in both static and dynamic service. The material holds up against propane and butane, greases and lubricants, and many alcohols. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving ozone and direct sunlight or automotive brake fluid call for a different compound.
Typical settings include general industrial maintenance, agricultural equipment, and hydraulic and pneumatic systems.
Order part number H50236, sold individually. Unit weight is approximately 0.0034 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description -236 BLACK BUNA 50D O-RING
uf_description2 0.139" (3.53MM) CS X 3.234" (82.14MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 3.234 inch (82.14 mm)
Actual_OD 3.512 inch (89.2 mm)
ProductCode Description O-Rings - Bulk - Commodity