uxcell Fluorine Rubber O-Rings 8 OD 4 ID 2 Width, etric FK... They are commonly seen in engines, flanges, valves and so on [Application] - Fluorine rubber O-ring provides sealing and prevents leaking for a wide range of applications such as plumbing, machinery, hydraulic and pneumatic repairs, etc FLUORINE RUBBER O Rings, 48mm OD, 45mm ID, 1.5mm Width, Seal Gasket Fluorine Rubber O-rings [Feature] - O-ring round in cross-section to provide a seal between cylindrical overlapping surfaces. [NOTE] - Please confirm the required size and material before purchase, and install it in the right place It can be used over a wide temperature range from -22℉ (-30℃) to 302℉ (150℃)., 2., Durable fluorine rubber with resistance to heat, oil, aging, abrasion, ozone, fuel and chemical; Strong sealing and good airtightness., 3., Fluorine rubber O-ring provides sealing and prevents leaking for a wide range of applications such as plumbing, machinery, hydraulic and pneumatic repairs, etc., [Size] - 25mm(0., 98 Inch) OD, 20., 2mm(0., 8 Inch) ID, 2., 4mm(0., 09 Inch) Cross-Section Diameter