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Novagard® G661 Silicone Compound

Silmid P/N: VAR0000924
From £10.42 (excl VAT) £12.50 (Inc VAT)
Novagard G661 is a grease-like material formulated with select polydimethyl siloxane fluids in combination with inert, amorphous silica fillers.

Product Information

G661 is a stiff, tacky, non-melting silicone compound with good resistance to water and most chemicals. Complies with FDA regulation 21 CFR Section 178.3570 Lubricants with incidental food contact.


  • Novagard G661 is truly a general purpose compound. It is most frequently used as a valve and Oring lubricant; however, the materials unique dual nature, lubricity and sealing, supports a long list of both past, and current, applications.
  • Applications range from a valve and O-ring lubricant in small, hydraulic piston assemblies to high vacuum sealant in laboratory services.

Specifications: ASTM D 217


  • Novagard G661 Silicone Compound
  • Available in various sizes

Shipping information

Orders over £100 placed online will now qualify for FREE UK Mainland delivery*

Orders under £100 placed online for UK Mainland delivery is £12.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £30.00, 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.