Deliver to
United Kingdom
Loctite SI 5980 from Loctite is a premium black gasket and thread sealant paste formulated for high-performance applications across metal and plastic flanges. Ready-to-use in a convenient 100 ml tube, it delivers dependable sealing from –55 °C up to +250 °C, with a rapid cure time of just 30 minutes. Designed for demanding automotive and industrial environments, such as inlet manifolds, oil pans, water pumps and valve covers, this Loctite sealant resists engine oils, cures with virtually no odour, remains flexible, non-corrosive, and is energy-neutral. It ensures leak-tight performance even under thermal cycling and pressure variations, making it a trustworthy choice for long-term reliability.
Purchasing Loctite SI 5980 by Loctite ensures you invest in a trusted, automotive-grade sealant that delivers fast curing, oil resistance, and exceptional flexibility, supporting durable, maintenance-free performance in high-temperature environments. Its tube packaging simplifies application and storage, while Loctite’s global reputation underscores quality and dependability.
For more information please check the datasheets.
Basket Total:
£ 0.000
