Ordered as SFDA4X120, this is a red Silicone 70 Shore A O-Ring with an inside diameter of 120 mm (4.724 in), a cross section of 4 mm (0.157 in), and an outside diameter of 128 mm (5.04 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.
As a material, Silicone is valued for very good compression set resistance across its range and an exceptionally wide service temperature range. This material stands up to extreme heat and cold, dry heat, and weathering. The material carries a published service range of -80°F (-62.2°C) to 450°F (232.2°C).
The compound meets FDA requirements for food contact, is metal detectable for HACCP and foreign-body control programs. You will find this material specified across ovens and heated equipment, food and beverage processing, and pharmaceutical manufacturing.
Reference part number SFDA4X120 when ordering; the item is sold individually. Unit weight is approximately 0.0064 g. Review your operating media and conditions against this specification before installation.
description 4MM CS X 120MM ID RED SILICONE 70D
uf_description2 FDA COMPLIANT TO 21CFR SEC 177-2600, METRIC O-RING
Actual_OD 128 mm (5.04 inch)
Actual_CS 4 mm (0.157 inch)
Actual_ID 120 mm (4.724 inch)
ProductCode Description O-Rings - FDA / Metal Detectable