Thread Sealing Pre-Assembled Threaded Joints
Thread Sealing / Threadlocking Application Method A-102


This method pertains to the application of SAF-T-LOK’S S90 on pre-assembled threaded joints. S90 Thread Sealant is a wicking type compound that will penetrate and seal pre-assembled threaded joints.

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Threadsealing Application Method on Pre-Assembled Threaded Joints


  1. Inspect the joints to be sealed and clean any contamination using primer if required.
  2. Apply S90 Thread Sealant compound to the pre-assembled joint. S90 is a wicking compound and will penetrate the joint.
  3. The assembled parts will be sealed within one hour. A full cure will occur within 24 hours (or 4 hours with Primer).


Application Methods for Threadlockers, Thread Sealants,
Penetrating and Porosity Sealants.

Application Method for Threadlocking and Threadsealing Application Method to Test Threaded Fasteners Application Method for Stud Threadlocking

Application Method for Pre-Assembled Threaded Joints Application Method for Sealing Threaded Joints Application Method for Porosity Sealing

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