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Loctite SI 5970 Black RTV Silicone Sealant

Loctite SI 5970 Black RTV Silicone Sealant
Loctite SI 5970 is a Gasketing Product - very good oil resistance. Ideal for use where high vibration or flexing occurs. Read more
From £35.97 excl VAT
(£43.16 Inc VAT)

Product Information

Loctite SI 5970 is a silicone sealant and cures on exposure to moisture in the air to form a tough rubber gasket. The product is designed primarily for flexible flange sealing. It is ideally used where high vibration or flexing occurs. It is tack-free after just 25 min. The product can be used on machined or cast surfaces, metal, plastic or painted parts.


  • Replacement for cork and paper cut gaskets on flanges and stamped sheet metal covers
  • Ideal for use where high vibration or flexing occurs
  • Can be used with plastic and painted parts
  • Tack-free after 25 min.


  • Loctite SI 5970
  • Black RTV Silicone Sealant
  • Supplied in various sizes

Specifications and Information

Technical Information

Product Code
Commodity Code
Country Of Origin

Document Downloads

Sil-Mid Limited DO NOT GUARANTEE that the information in these documents is the most up to date information available from the manufacturer, there are times when updated information is released and we are not made aware immediately.

Delivery information

Orders over £50 placed online will now qualify for FREE UK Mainland delivery*

Orders under £50 placed online for UK Mainland delivery is £8.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £21.00, orders placed through the office will incur additional charges.** 

International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.

Please refer to our delivery page for more information.