Description
LOCTITE® 290 is a liquid medium/high-strength threadlocker designed for the locking and sealing of threaded fasteners. Because of its low viscosity and capillary action, the product wicks between engaged threads and eliminates the need for disassembly prior to application.
- Pack size: 250 ml bottle (Loctite no. 233758)
- Also available as: 10 ml, 50 ml bottle
Application
- Works on metal only
- Ideal for locking preassembled fasteners, e.g. instrumentation fasteners, electrical connectors and set screws
Characteristics
- Proven to be tolerant of minor contamination due to industrial oils, e.g. engine oils, corrosion prevention oils and cutting fluids
- Requires heat for disassembly
- Viscosity: Low Viscosity,
- Fluorescent
- Strength: Medium to High Strength
Technical specifications
| Application Method | Post Applied |
| Application Temperature | -55.0 – 150.0 °C (-65.0 – 300.0 °F ) |
| Breakaway Torque, M10 Steel Nuts/Bolts | 10.0 N·m (90.0 in./lb. ) |
| Colour | Green |
| Cure Type | Anaerobic Cure |
| Fixture Time | 20.0 min. |
| Physical Form | Liquid |
| Viscosity, Speed 20 RPM | 40.0 mPa·s (cP) |
Hazard Information (CLP)

Signal word: Warning.
Hazard Statements (H-Codes)
- H319: Causes serious eye irritation.
- H335: May cause respiratory irritation.
Supplemental Information
- Contains: Methyl methacrylate – May produce an allergic reaction.
Precautionary Statements (P-Codes)
Prevention:
- P261: Avoid breathing vapors.
Response:
- P337+P313: If eye irritation persists: Get medical advice/attention.
For Consumer Use Only:
- P101: If medical advice is needed, have product container or label at hand.
- P102: Keep out of reach of children.
- P501: Dispose of contents/container in accordance with national regulation.
Additional Relevant Information
- No additional hazards if used properly.
Henkel AG & Co. KGaA, Henkelstr. 67, 40589 Düsseldorf, GERMANY, +49 211 7970, [email protected], www.henkel.com






camille88 –
Better than anything else I’ve tried before. No unpleasant smell; I really like that. Very satisfied, better than expected.
julius_s –
Perfect for what I needed. Top seller. Simply excellent. Everything as expected.
Moritz –
Delivery faster than expected. Exactly as in the pictures. Reliable and stable. Great value for money.
marvin88 –
Everything perfect, thank you.
Jonathan –
Everything OK. Very satisfied with the purchase. Easy to assemble. Practical and useful.
Finn G. –
Product as described.
stephane75 –
Perfect and functional. Great item. Perfect match with the description. Perfectly as described.
Gabriel D. –
Arrived right away, excellent service. Easy to assemble. Top product, would definitely recommend. Excellent service.