Ordered as H70MD151, this is an AS568-151 black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 2.987 in (75.87 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 3.193 in (81.1 mm). The o-ring remains the most cost-effective sealing element available for pressurized assemblies.
Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and most widely specified general-purpose sealing elastomer. The compound resists petroleum-based oils, hydraulic fluids, and greases and lubricants. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).
This item is metal detectable for HACCP and foreign-body control programs. It sees regular use in agricultural equipment, construction equipment, and fluid power.
Reference part number H70MD151 when ordering; the item is sold individually. Check the compound against your process media, pressure and temperature before committing to a design.
description -151 BLACK BUNA 70D O-RING
uf_description2 METAL DETECTABLE, 0.103" (2.62MM) CS X 2.987" (75.87MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 2.987 inch (75.87 mm)
Actual_OD 3.193 inch (81.1 mm)
ProductCode Description O-Rings - FDA / Metal Detectable