This o-ring is supplied in AS568-382 black Buna-N (Nitrile) 70 Shore A built to an inside diameter of 12.975 in (329.57 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 13.395 in (340.23 mm), catalogued under part number H70382. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
As a material, Buna-N (Nitrile) delivers strong abrasion and tear resistance, the most widely specified general-purpose sealing elastomer. Expect good resistance to petroleum-based oils, water, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where strong acids or automotive brake fluid are present.
Common environments for this compound include fluid power, automotive, and agricultural equipment.
Stocked as H70382 and sold individually. Unit weight is approximately 28.8 g. 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 -382 BLACK BUNA 70D O-RING
uf_description2 0.210" (5.33MM) CS X 12.975" (329.57MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 12.975 inch (329.57 mm)
Actual_OD 13.395 inch (340.23 mm)
ProductCode Description O-Rings - Bulk - Commodity