SIL SI80TR00 O-Ring, Size: -008
Material: SIL SI80TR00 O-Ring
Size: AS568 -008 O-Ring
Part Number: SI80TR00-OR-008
Color: Translucent (Clear)
Detailed Description
SI80TR00-OR-008 is a Translucent (Clear), 80 Shore A, Silicone (VMQ) O-Ring. SI80TR00 is manufactured with the following features & specifications: General Purpose Material. SI80TR00-OR-008 is AS568 size -008 O-Ring also referred to as 1.78mm (Cross Sectional Diameter (CS)) x 4.47mm (Inside Diameter (ID)).
Material: SIL SI80TR00 O-Ring
Size: AS568 -008, 1.78mm CS X 4.47mm ID (0.070" CS X 0.176" ID)

| Technical Specification | Value |
|---|---|
| Compound Number | SI80TR00 |
| Material | Silicone (VMQ) |
| Color | Translucent (Clear) |
| Durometer | 80 Shore A |
| High Temperature | 205 °C / 401 °F |
| Low Temperature | -60 °C / -76 °F |
| Geometry Specifications | |
| Cross Sectional Geometry | O-Ring |
| Size Standard | AS568 |
| Size | -008 |
| Cross Section (CS) | 1.78 mm / 0.070 in |
| Inside Diameter (ID) | 4.47 mm / 0.176 in |
SI80TR00 is a translucent silicone (VMQ) compound with a nominal 80 shore A hardness, designed for general purpose sealing in a wide range of industrial environments. This material provides reliable performance in O-rings and gaskets exposed to ozone, detergents, salt water, and vegetable and animal oils, while maintaining flexibility across a broad temperature range of -60°C to 205°C. Its translucent appearance supports visual inspection and cleanliness requirements, making it suitable for applications where part identification and contamination control are important. SI80TR00 meets ASTM D2000 MGE706 requirements and can be compared to Parker S1138-70 when evaluating equivalent silicone sealing materials.
Silicone rubber, commonly referred to as VMQ, is widely used in O-rings and gaskets due to its excellent temperature range and resistance to environmental degradation. These materials maintain elasticity in both extreme cold and heat, making them ideal for applications involving thermal cycling and outdoor exposure. Silicone compounds are commonly used in industrial, food processing, and general sealing applications where ozone resistance and long service life are required. While highly versatile, silicone materials are generally not recommended for use with petroleum fuels or certain aggressive chemicals, making proper material selection important.
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