Loctite LOC233914 Super Bonder 420 Instant Adhesive

Product Description

The LOCTITE LOC233914 is an instant adhesive formulated under the Super Bonder 420 product line, designed for fast-setting, high-strength bonding across a wide range of substrates. Super Bonder 420 is a low-viscosity cyanoacrylate adhesive that bonds metals, plastics, rubber, and similar materials rapidly on contact with surface moisture. It is commonly used by HVAC technicians, plumbers, electricians, and maintenance professionals for securing components, gasketing aids, and general assembly tasks where a reliable instant bond is required without mixing or extended cure time.

Super Bonder 420 fits into residential and commercial maintenance workflows wherever a single-component, fast-cure adhesive is needed. Typical applications include bonding close-fitting parts, securing wire routing clips, sealing minor component joints, and general shop or field repair work across HVAC, plumbing, and electrical trades. The low-viscosity formula allows it to wick into tight clearances, making it practical for assembled or hard-to-access joints.

Key Features

• Low-viscosity cyanoacrylate formula wicks into tight gaps and close-fitting assemblies
• Fast-setting cure on contact with surface moisture — no mixing required
• Bonds metals, plastics, rubber, and similar substrates
• Single-component application for fast field or shop use
• Sold individually (each unit)

Compatibility

Designed as a general-purpose instant adhesive suitable for bonding applications across HVAC, plumbing, electrical, and general industrial maintenance tasks involving metal, plastic, and rubber substrates.

Installation Notes

Application should be performed in a well-ventilated area, as cyanoacrylate adhesives release fumes during cure. Surfaces must be clean, dry, and free of oils or contaminants before application. Apply sparingly — excess adhesive does not accelerate cure and can weaken the bond. Keep cap sealed when not in use to prevent premature cure in the tube.

Technical Specifications

• Product Line: Super Bonder 420
• Adhesive Type: Cyanoacrylate Instant Adhesive
• Unit of Measure: Each
• Minimum Order Quantity: 1
• UPC: 079340420617

Standard Information

• Brand: LOCTITE
• Manufacturer Part Number: LOC233914