This o-ring is supplied in AS568-369 black Buna-N (Nitrile) 70 Shore A built to an inside diameter of 7.975 in (202.57 mm), a cross section of 0.21 in (5.33 mm), and an outside diameter of 8.395 in (213.23 mm), catalogued under part number H70MD369. It creates a positive seal at flange, piston and rod interfaces without added hardware.
The compound resists greases and lubricants, propane and butane, and hydraulic fluids. Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer and an economical choice for high-volume maintenance programs. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).
This o-ring is metal detectable for HACCP and foreign-body control programs. Common environments for this compound include construction equipment, hydraulic and pneumatic systems, and general industrial maintenance.
Stocked as H70MD369 and sold individually. Nominal inside diameter is listed as 8 inch. Review your operating media and conditions against this specification before installation.
description -369 BLACK BUNA 70D O-RING
uf_description2 METAL DETECTABLE, 0.210" (5.33MM) CS X 7.975" (202.57MM) ID
Actual_CS 0.21 inch (5.33 mm)
Actual_ID 7.975 inch (202.57 mm)
Actual_OD 8.395 inch (213.23 mm)
ProductCode Description O-Rings - FDA / Metal Detectable