Description
Permatex threadlocker blue normally refers to a medium-strength grade selected when routine hand-tool disassembly matters. Permatex 27110 is the high-strength red option for 3/8 to 1 inch (10 to 25 mm) fasteners, studs, and press fits where vibration resistance and a more permanent hold are the priority.
Permatex Threadlocker Blue Compared With Red 27110
Color identifies a meaningful service difference in this product family. Blue grades are commonly chosen for removable threaded assemblies. Item 27110 is red and high strength, so removal may require heat or special tools. It suits cylinder block studs, rocker arm studs, ring gear bolts, frame bolts, and shock absorber bolts. The liquid fills the small clearances between engaged metal threads, then cures after assembly to help stop rotation caused by shock and vibration.
Choose the grade from the expected maintenance plan. A serviceable cover, adjustment point, or frequently removed fastener may call for a removable grade. A stud or heavy-duty bolted joint that should remain locked through normal service may call for red 27110. Confirm substrate compatibility before use, especially when plastics or plated surfaces are involved.
How Permatex Threadlocker Blue Selection Differs in Application
Prepare metal parts by removing dirt, oil, and old cured compound. Apply the liquid to the threaded engagement area on both mating parts, assemble them promptly, and tighten to the equipment maker’s specified torque. Keep the bottle tip from contacting dirty metal so debris and reactive metal do not contaminate the remaining product. Allow the assembly to cure before placing it into full service.
For removal, plan for the red grade’s high-strength behavior. Use the equipment maker’s approved procedure and protect nearby seals, coatings, wiring, and heat-sensitive components if localized heat is required. Reassembly starts with clean threads and a fresh application. Do not treat color alone as a substitute for checking part number, strength class, fastener diameter, and disassembly needs.
Thread coverage matters as much as grade selection. Apply enough product to wet the engaged area while avoiding excess that can migrate into bearings, passages, or other sensitive spaces. Blind holes may push liquid upward as the fastener enters, so place the compound where it will spread through the actual engagement. Wipe away uncured excess around the joint after assembly.
Store the closed bottle according to the current label and safety document. Keep it away from contaminated applicators, direct heat, and incompatible materials. Before production use, confirm the current safety instructions, required personal protective equipment, and cure expectations for the metals and shop temperature involved.
Specifications
| Property | Value |
|---|---|
| SKU | DEV27110 |
| Manufacturer item | 27110 |
| Product type | High-strength anaerobic threadlocker |
| Color | Red |
| Package size | 10 mL bottle, carded |
| Fastener range | 3/8 to 1 inch (10 to 25 mm) |
| Removal | May require heat or special tools |
Order 27110 for heavy-duty metal fasteners where a red, high-strength grade matches the maintenance plan. Browse our anaerobic adhesives and threadlockers for adjacent strengths and package sizes. Visit Permatex for manufacturer resources.
Need Help?
Need help choosing removable blue or high-strength red threadlocker for a fastener assembly? Call (800) 220-1966 or email [email protected].
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