SFDA2.5X16 is a red Silicone 70 Shore A O-Ring built to an inside diameter of 16 mm (0.63 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 21 mm (0.83 in). In service, this o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load. Supplementary detail from the product record: FDA Compliant TO 21CFR Sec 177-2600, Metric O-RING.
As a material, Silicone offers physiological inertness and low toxicity, very good compression set resistance across its range. It resists ozone and UV exposure, extreme heat and cold, and weathering. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C).
This item meets FDA requirements for food contact under 21 CFR 177.2600. It sees regular use in electronics and electrical enclosures, pharmaceutical manufacturing, and ovens and heated equipment.
Order part number SFDA2.5X16, sold individually. Unit weight is approximately 0.0064 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Description 2.5MM CS X 16MM ID RED SILICONE 70D
Actual Outside Diameter 21 mm (0.83 inch)
Actual Cross Section 2.5 mm (0.098 inch)
Actual Inside Diameter 16 mm (0.63 inch)
Measurement System Metric
Product Category O-Rings - FDA / Metal Detectable