This o-ring is supplied in AS568-212 white Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 0.859 in (21.82 mm), a cross section of 0.139 in (3.53 mm), and an outside diameter of 1.137 in (28.88 mm), catalogued under part number H70FDA212. It provides a reliable static or dynamic seal by deforming into its gland under assembly load.
Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and low compression set under sustained load. Expect good resistance to water, greases and lubricants, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in automotive brake fluid or ketones.
This item meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. Typical settings include construction equipment, agricultural equipment, and fluid power.
Stocked as H70FDA212 and sold individually. Unit weight is approximately 1.03 g and nominal inside diameter is listed as 7/8 inch. As always, verify media compatibility and operating conditions against the requirements of your specific application.
description -212 WHITE BUNA 70D FDA O-RING
uf_description2 COMPLIANT TO 21CFR SEC 177-2600, 0.139" (3.53MM) CS X 0.859" (21.82MM) ID
Actual_CS 0.139 inch (3.53 mm)
Actual_ID 0.859 inch (21.82 mm)
Actual_OD 1.137 inch (28.88 mm)
ProductCode Description O-Rings - FDA / Metal Detectable