LOCTITE SI 5699 is a flexible silicone sealant and cures on exposure to moisture in the air to form a tough rubber gasket. The product is designed primarily for flange sealing with excellent oil resistance or rigid flange sealing for example on transmissions and cast metal housings. It is tack-free after just 10 min. The product is water-glycol resistant and can be used on machined or cast surfaces, metal or plastic.

  • Ideal for sealing all types of flanges including stamped sheet metal covers where water-glycol resistance is required
  • Tack-free after 10 min.
  • P1 NSF Reg. No.: 122998

Item number 5699
Color Gray
Viscosity Paste
Gap Fill (mm) 6.35
Hardness A45~75
Temp. Range (℃) -59ºC~329ºC
Cure Speed
(Fixture / Full Cure)
30 min. / 24 hr.

LOCTITE SI 5699 Technical Data Sheet

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