Ordered as SFDA1X20, this is a red Silicone 70 Shore A O-Ring with an inside diameter of 20 mm (0.787 in), a cross section of 1 mm (0.039 in), and an outside diameter of 22 mm (0.87 in). The o-ring compresses into its gland to block fluid or gas migration across a joint. Source specification: FDA Compliant TO 21CFR Sec 177-2600, Metric O-RING.
This material stands up to dry heat, ozone and UV exposure, and extreme heat and cold. That behavior comes from the compound itself: Silicone is known for very good compression set resistance across its range and flexibility that holds at very low temperatures. Service temperature is rated from -80°F (-62.2°C) through 450°F (232.2°C).
This item meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. Typical settings include pharmaceutical manufacturing, sanitary process lines, and ovens and heated equipment.
Reference part number SFDA1X20 when ordering; the item is sold individually. Unit weight is approximately 0.0064 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
description 1MM CS X 20MM ID RED SILICONE 70D
uf_description2 FDA COMPLIANT TO 21CFR SEC 177-2600, METRIC O-RING
Actual_OD 22 mm (0.87 inch)
Actual_CS 1 mm (0.039 inch)
Actual_ID 20 mm (0.787 inch)
ProductCode Description O-Rings - FDA / Metal Detectable