H70FDA217 is an AS568-217 white Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 1.171 in (29.74 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.449 in (36.8 mm). In service, this o-ring remains the most cost-effective sealing element available for pressurized assemblies.
The material holds up against water, greases and lubricants, and propane and butane. Buna-N (Nitrile) is specified for low compression set under sustained load, reliable performance in both static and dynamic service. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C).
The compound meets FDA requirements for food contact under 21 CFR 177.2600. Typical settings include fluid power, construction equipment, and agricultural equipment.
Stocked as H70FDA217 and sold individually. Unit weight is approximately 1.331 g. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Description -217 WHITE BUNA 70D FDA O-RING
Actual Cross Section 0.139 inch (3.53 mm)
Actual Inside Diameter 1.171 inch (29.74 mm)
Actual Outside Diameter 1.449 inch (36.8 mm)
Measurement System Imperial
Product Category O-Rings - FDA / Metal Detectable