LOCTITE SI 5699 Gasket Sealant

Known as LOCTITE 5699 Grey

Features and Benefits

LOCTITE SI 5699 is a water/glycol resistant gasketing product, ideal for use on flexible flanges, machined or cast surfaces, metal or plastic.
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
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Documents and Downloads

Safety Data Sheets and RoHs
LOCTITE SI 5699 Grey High Performance RTV Silicone Gasket Maker 135271 en-US
IDH: 135271
EAN: 079340185821

Size Case: 50LB Open Head Pail with Lid

Quantity: 1.0/case

LOCTITE SI 5699 Grey High Performance RTV Silicone Gasket Maker 229770 en-US
IDH: 229770
EAN: 079340185838

Size Case: 550LB Barrel/Drum

Quantity: 1.0/case

Technical Information

Color Grey
Cure Through Volume 0.098 in.
Cure Through Volume Time 24 hr.
Full Cure Temperature 77 °F
Gap Fill 0.039 in.
Skin Formation Time 30 min.
Specific Gravity 1.45 g/l
Specific Gravity Temperature 25 °C
Substrates Metal, Plastic
Tensile Shear Strength 246.56 psi
Tensile Strength on Grit Blasted Steel 435 psi