APG stocks the H70361, an AS568-361 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 5.975 in (151.77 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 6.395 in (162.43 mm). An o-ring compresses into its gland to block fluid or gas migration across a joint.
This material stands up to greases and lubricants, propane and butane, and many alcohols. That behavior comes from the compound itself: Buna-N (Nitrile) delivers reliable performance in both static and dynamic service, strong abrasion and tear resistance. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C).
It sees regular use in automotive, fluid power, and general industrial maintenance.
Reference part number H70361 when ordering; the item is sold individually. Unit weight is approximately 0.0138 g and nominal inside diameter is listed as 6 inch. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description -361 BLACK BUNA 70D O-RING
uf_description2 0.210" (5.33MM) CS X 5.975" (151.76MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 5.975 inch (151.77 mm)
Actual_OD 6.395 inch (162.43 mm)
ProductCode Description O-Rings - Bulk - Commodity