Part number SFDA2.5X20 is a red Silicone 70 Shore A O-Ring with an inside diameter of 20 mm (0.787 in), a cross section of 2.5 mm (0.098 in), and an outside diameter of 25 mm (0.98 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope. The catalog record notes: FDA Compliant TO 21CFR Sec 177-2600, Metric O-RING.
Silicone is specified here for physiological inertness and low toxicity, flexibility that holds at very low temperatures. The material holds up against many oxidizing chemicals, dry heat, and ozone and UV exposure. Published continuous service range is -80°F (-62.2°C) to 450°F (232.2°C). Applications involving abrasive dynamic service or hydrocarbon fuels and oils call for a different compound.
The compound meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. Typical settings include pharmaceutical manufacturing, electronics and electrical enclosures, and food and beverage processing.
Stocked as SFDA2.5X20 and 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 2.5MM CS X 20MM ID RED SILICONE 70D
uf_description2 FDA COMPLIANT TO 21CFR SEC 177-2600, METRIC O-RING
Actual_OD 25 mm (0.98 inch)
Actual_CS 2.5 mm (0.098 inch)
Actual_ID 20 mm (0.787 inch)
ProductCode Description O-Rings - FDA / Metal Detectable