LOCTITE SI 5980

Gasketing Products

Flange Sealant - excellent adhesive strength. Ideal for applications involving large gaps. Label-free. Excellent resistance against oil.

LOCTITE® SI 5980 is a flange sealant designed especially for gasketing applications. It withstands in-line, low-pressure tests carried out after assembly of the flanges. Typical applications include stamped sheet metal covers (timing gear covers and oil sumps) where good oil resistance and the ability to withstand high joint movement is required. The product has leading health and safety features.


  • Flange sealant for flexible flanges
  • Good glycol resistance
  • Excellent oil resistant
  • Black colour
  • Leading in health & safety features