The H70FDA106 is an AS568-106 white Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 0.174 in (4.42 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 0.38 in (9.65 mm). This o-ring compresses into its gland to block fluid or gas migration across a joint.
Expect good resistance to many alcohols, greases and lubricants, and hydraulic fluids. Buna-N (Nitrile) is specified for low compression set under sustained load and the most widely specified general-purpose sealing elastomer. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where ozone and direct sunlight or ketones are present.
The compound meets FDA requirements for food contact under 21 CFR 177.2600. It sees regular use in construction equipment, automotive, and agricultural equipment.
This item is sold individually under part number H70FDA106. Nominal inside diameter is listed as 3/16 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
description -106 WHITE BUNA 70D FDA O-RING
uf_description2 COMPLIANT TO 21CFR SEC 177-2600, 0.103" (2.62MM) CS X 0.174" (4.42MM) ID
Actual_CS 0.103 inch (2.62 mm)
Actual_ID 0.174 inch (4.42 mm)
Actual_OD 0.38 inch (9.65 mm)
ProductCode Description O-Rings - FDA / Metal Detectable