Loctite LOCTITE-7039 (400-ml-Aero)

Additional Product Information

Overview

LOCTITE SF 7039 is a solvent-based contact cleaner spray designed for cleaning electrical contacts without damaging existing varnishes. Widely used in aviation and MRO operations, it removes moisture and contamination to ensure reliable electrical performance. Maintenance and engineering teams rely on it for rapid cleaning, long-lasting protection, and consistent results in aircraft systems.

Key Technical Specs for LOCTITE SF 7039

• Type: Solvent-based contact cleaner
• Size/Volume: Aerosol can, delivery rate 1.8 g/s
• Color: Colorless
• Odor: Solvent
• Viscosity/Consistency: <0.5 cSt @ 20 C
• Cure/Working Time: Solvent evaporation
• Tensile/Peel Strength: Not applicable
• Shore Hardness: Not applicable
• Service Temperature: -30 C to +50 C (-22 F to +122 F)
• Typical Uses: Cleaning electrical contacts exposed to moisture or contamination; surface preparation for electronics; preventive maintenance
• Shelf Life: Refer to product label; store unopened between 8 C and 21 C (46 F 70 F)

Approvals & Specifications

• Not for use in pure oxygen or oxygen-rich systems
• Not compatible with chlorine or strong oxidizing materials
• Consult Safety Data Sheet (SDS) for handling and compliance

Typical Aircraft MRO / AOG Applications

• Cleaning avionics and cockpit instrumentation contacts
• Maintenance of landing gear sensors and electrical connectors
• Preventive cleaning of communication and navigation system contacts
• Decontamination of exposed electrical connectors in environmental control systems

Compatibility & Safety Notes

• Safe on existing varnishes and coatings
• Use with appropriate PPE: gloves and eye protection recommended
• Do not apply to live circuits
• Use in well-ventilated areas to avoid solvent inhalation

Packaging & Procurement

• Aerosol spray can with CO? propellant
• Easy-to-use spray application for targeted cleaning
• Store in dry location, optimal 8 21 C (46 70 F)
• Market packs: single can or bulk supply options available

Why LOCTITE SF 7039 is Chosen for AOG / MRO

• Rapid cleaning reduces aircraft downtime
• Reliable on sensitive electrical components
• Versatile for multiple applications across systems
• Portable aerosol format for field and hangar use

Practical Suggestions for Your Team (AOG Mindset)

• Keep stocked in aircraft maintenance kits for immediate use
• Train technicians on proper spray distance (20 30 cm) and safety precautions
• Ensure surfaces are dry before application for optimal results
• Do not return used product to original container to avoid contamination

Manufacture / Aviation Spec Codes

• Manufacturer: Henkel Corporation
• Product ID: LOCTITE SF 7039
• MIL/OEM/Export Codes: Refer to Henkel Technical Service for specific aircraft approvals

Alternative Names & Descriptions

• LOCTITE SF7039
• LOCTITE Contact Cleaner 7039
• Henkel Electrical Contact Spray
• SF 7039 Solvent Cleaner
• LOCTITE Aerosol Contact Cleaner