LOCTITE 5800

Gasketing Products

Gasketing Product - white material safety data sheet, no labelling. Ideal for use on rigid metal flanges.

LOCTITE SI 5800 seals close-fitting joints between rigid metal faces and flanges. It cures when confined in the absence of air between close-fitting metal surfaces. Used as a form-in-place gasket on rigid flanged connections. Provides resistance to low pressures immediately after assembly. Its key differentiator is the “White” Material Safety Data Sheet. It carries no hazard symbols, risk or safety phrases and does not contain any declarable carcinogens, mutagens or reproductive toxins.


  • General purpose liquid thread sealant for close-fitting joints between rigid metal faces and flanges.
  • No hazard symbols, no risk phrases & no safety phrases; "White” Material Safety Data Sheet
  • Excellent chemical and temperature resistance of cured product
  • Instant low-pressure seal
  • Excellent oil resistance and water / glycol resistance