US Part Number: 09979
Canada Part Number: N/A

Permatex® Single-Use High Strength Threadlocker RED Gel


Convenient single-use pouch delivers the right amount for the job. OEM specified. Gel formula provides “liquid-reliability” without drips, globs, mess or waste. High strength threadlocker for heavy-duty applications 3/8″ to 1 inch (10mm to 25mm). Especially well-suited for permanently locking studs and press fits. Adds 3,000 PSI holding power on slip and press fit assemblies. Replaces set screws and snap rings. Locks against vibration loosening. May require heat or special tools for removal. Conforms to ASTM D5363 AN0221 (Mil-S-46163A, Type I, Grade K).



Suggested Applications: Cylinder block and rocker arm studs, ring gear bolts, frame bolts, and shock absorber bolts.

US Item # CDN Item # Container Size Case
09979N/A1 g pouch 480
US Item # Tech Doc File
09979 SDS  


  1. Clean fastener surfaces.
  2. Knead pouch gently before using. Cut or tear pouch at notches.
  3. Apply threadlocker to both parts.
  4. Assemble and torque as required.

NOTE: Parts maybe returned to service immediately. Handling strength in 30 to 60 minutes, full cure in 24 hours at room temperature. May attack some thermoplastics.

print instruction print