Description
LOCTITE SI 598 is a one-part silicone paste that cures with moisture from the air into a flexible rubber gasket. It is made for sealing stamped-metal covers and flanges that live with engine oil, heat cycling and vibration, and it can stand in for or back up a cut gasket.
- 80 ml squeeze tube, part number 491985
- Operating range of -65°F to 500°F (-54°C to 260°C)
- Strong resistance to motor oil, weathering and thermal cycling
- Sensor-safe, non-corrosive formula
- Paste flows easily from the tube but stays where it is laid; fixtures in about 30 minutes
- Typical uses include oil pans, transmission pans and differential covers







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