145481: O-RING

**Product Description: O-Rings** **General Description** - O-rings are widely used seals suitable for both static and dynamic sealing across various industries. **Key Features** - **Material**: Made from elastomers like nitrile, silicone, or fluorocarbon for resistance to chemicals, temperature, and abrasion. - **Function**: Seal gaps between two parts by compressing the O-ring when assembled. - **Applications**: Commonly used in hydraulic systems, pneumatic systems, engines, and machinery that require fluid or gas sealing. **Technical Specifications** - **Size Standards**: Standardized sizes, with AS568B for inch sizes and ISO 3601 for metric sizes. - **Cross-Sectional Diameters**: Range from 0.040 to 0.275 inches for AS568B standards. - **Inside Diameters**: Vary from 0.029 to 25.940 inches for AS568B. **Types of O-Rings** - **General Purpose**: Suitable for most applications. - **Aerospace Grade**: Offers tighter tolerances and higher performance. - **Metric Tube Fittings**: Specialized for use in metric tube fittings. **Materials and Properties** - **Nitrile (NBR)**: Good resistance to oil and fuel. - **Silicone (VMQ)**: High temperature resistance. - **Fluorocarbon (FKM)**: Excellent chemical resistance. **Applications** - **Hydraulic Systems**: Used in pumps, cylinders, and valves. - **Pneumatic Systems**: Found in air compressors and pneumatic tools. - **Automotive**: Used in engines, transmissions, and components. - **Industrial Equipment**: Common in machinery and manufacturing processes. For specific details about the O-RING, such as size, material, or exact application, consult the manufacturer's specifications.