PRODUCT APPLICATION        Silicone O-rings are widely used in various sealing accessories, such as faucets, water pipes, filters, pneumatic seals, pressure-reducing valves, mechanical gas compressors, heat exchanger, household appliances, and electronic instruments.PRODUCT DETAILS       √ Type: Silicone O-Rings Gasket        √ Material: Silicone        √ Color: White√ Working Temperature Range: -40℉ (-40℃) to 356℉ (180℃)      √ Inner diameter: 97.7 mm/3.8 Inch; Outer diameter: 119 mm/4.7 Inch; Thickness: 5 mm/0.2 Inch; apply to Pipe Outer Dia: 119 mm/4.7 Inch; Pipe size: 102 mm/4.02 Inch√ Package Includes: 2-Pack x Silicone Tri-clover O-Rings Gasket                PRODUCT ADVANTAGES1. The O-ring seal gasket is made of silicone material, has good elasticity and sealing, good high and low temperature resistance, strong wear and corrosion resistance, and long service life.2. The raised design inside the clamp gaskets allows it to fit well on various mechanical parts such as engines, flanges, valves, etc., tightly seal, and create a secure, leak-proof connection between fittings. ATTENTIONPlease confirm the required size before purchase, corresponding to the size shown in the picture, No other tools are required to install; just insert the gasket into the corresponding position easily by hand.