







🔩 Lock it down, stress-free—because your projects deserve professional-grade security.
Loctite 492140 Blue Threadlocker 242 is a medium-strength, fast-setting adhesive designed for metal fasteners between 6mm and 20mm. Trusted by automotive pros, it prevents loosening from vibration while allowing easy removal with hand tools. Perfect for automotive repairs and maintenance, it sets in 5 minutes and fully cures in 24 hours, delivering reliable, long-lasting performance.




| ASIN | B000XSGJKY |
| Best Sellers Rank | #77,309 in Automotive ( See Top 100 in Automotive ) #270 in Automotive Fillers, Adhesives & Sealants |
| Brand | LOCTITE |
| Brand Name | LOCTITE |
| Color | Blue |
| Colour | Blue |
| Compatible Material | Aluminum |
| Container Type | Bottle |
| Customer Reviews | 4.8 out of 5 stars 161 Reviews |
| Full Cure Time | 24 Hours |
| Global Trade Identification Number | 00079340374775 |
| Included Components | (1) LOCTITE 242 Threadlocker | Blue, 36 ml Bottle |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | automotive-thread-lock-sealers |
| Item Weight | 64 g |
| Item form | Liquid |
| Manufacturer | LOCTITE |
| Material | Methacrylate Anaerobic |
| Material Type | Methacrylate Anaerobic |
| Model | 492140 |
| Other Special Features of the Product | Removable Medium-Strength Bonding |
| Special features | Removable Medium-Strength Bonding |
| Specific Uses For Product | DIY Projects, Repairs, Maintenance, Workshops, Garages, Outdoor Settings |
| Specific uses for product | DIY Projects, Repairs, Maintenance, Workshops, Garages, Outdoor Settings |
| UPC | 079340374775 |
| Unit Count | 1.22 Milliliters |
| Viscosity | Medium |
| Volume | 36 Milliliters |
| Water Resistance Level | Not Water Resistant |
E**E
Product works
A**R
Locktite
C**R
Genuine
J**H
Does as should
A**R
Good product
Trustpilot
2 weeks ago
1 month ago