These Red Silicone gaskets/washers are food and medical grade silicone. They are autoclavable up to 250°F (121°C). They measure .750" Outside Diameter by .512" Inside Diameter, and have a .063" Thickness. They are designed to fit over 1/4-18 NPSM, mainly for our thru-panel (bulkhead and panel mount) fittings, for an air-tight or liquid seal. Great for use with your HHO induction-point fitting of your HHO Generator System to the air intake line of your vehicle. Can be used for Automotive, Boat (Marine), Fuel Line, Agricultural, Hydroponic, Pneumatic, Aquarium, and other applications.

Part Specifications

Silicone (S) (RSW)

• Temperature Range: -65 °F (-53 °C) to 400 °F (204 °C)
• Autoclavable
• Food Grade
• Excellent weathering properties and handles both hot and cold temperature extremes
• Chemically resists oxidizing chemicals, ozone, concentrated sodium hydroxide, potassium carbonate.
• Fair performance when exposed to acids, some solvents, and alkalis; potassium hydroxide.
• Poor resistance to Oils, most Solvents, Fuels, Ketones, Acetone, and Hydrocarbons.
• Odorless and Tasteless.
• Commonly used in applications involving vacuum routing, agriculture, biomedical, and food processing.