Loctite 37509 Klean 'N Prime Anaerobic Activator Aerosol Can - 4.5 oz.

LOCTITE Automotive Klean N' Prime Activator 7649 is a high-performance primer adhesive designed to enhance the bonding power of anaerobic adhesives, sealers, and threadlockers. This 4.5 oz aerosol can is specifically formulated for use with inactive surfaces such as plated parts, stainless steel, gold, silver, and aluminum. Ideal for low-temperature environments, this activator works reliably across a wide range of metals and passive substrates, ensuring secure adhesion even on challenging surfaces. It accelerates cure times, making it a perfect choice for applications in cold temperatures (below 41°F / <5°C). The versatile activator is compatible with various automotive parts, including valve covers, oil pans, intake manifolds, alternators, air conditioning belts, distributor clamps, carburetor screws, and even hairline cracks. Whether you're tackling industrial furnaces, fasteners, or other mechanical components ranging from 0.08” to 0.5” (2.2 mm to 12 mm), LOCTITE Klean N' Prime Activator delivers premium quality and reliable performance, improving both the functionality and longevity of your vehicle or machinery.

• Need Primer? This primer adhesive is used when both surfaces are inactive, including plated parts, stainless steel, gold, silver, and aluminum (PN: 37509-494147)
• Reliable, Low-Temp Adhesion: Designed and works on all metals, most surfaces, including passive substrates and inactive materials
• Versatile Application: Suitable for valve covers, oil pans, intake manifolds, industrial furnaces, fasteners 0.08” to 0.5” (2.2 mm to 12 mm), and more, including alternators, air conditioning belts, distributor clamps, carburetor screws, and hairline cracks
• Premium Quality: Enhances your vehicle’s style, comfort, and functionality with top-tier products you can trust
• Cut Cure Time: Accelerates cure times for anaerobic threadlockers, sealers, gasketing, and adhesives, even in temperatures below 41°F (< 5°C)