Loctite 245 medium-strength, medium-viscosity blue threadlocker for large threaded fasteners up to M80; locks and seals, removable with standard hand tools. Used by maintenance technicians and installation crews across industrial, marine and construction service.
| Technology anaerobic; chemical type dimethacrylate ester; blue liquid (uncured). Medium strength, medium viscosity; one component, cures confined in the absence of air between close-fitting metal surfaces; prevents loosening and leakage from shock and vibration. Specific gravity 1.1 @ 25 degC; viscosity (Brookfield RVT, 25 degC) spindle 5 | 17,500-52,500 mPa.s @ 2.5 rpm, 5,600-10,000 mPa.s @ 20 rpm. Breakaway torque on M10 black-oxide bolts/steel nuts tested per ISO 10964; cure speed vs bond gap tested per ISO 10123. Designed for large threads up to M80; normal disassembly with hand tools. Operating temperature -55 to +150 degC. 50 ml bottle. |
| Type | Threadlocker |
| Strength | Medium |
| Color | Blue |
| Fill size | 50 ml |
| Operating temperature | -55 to +150 °C |
| Specific gravity | 1.1 at 25 °C |
| Chemical base | dimethacrylate ester |
| Cure | Anaerobic (one-component) |
| Standards | ISO 10964, ISO 10123 |
| Temperature range | -55 to +150 degC |
| MOQ | 1 |
Medium-strength sibling of 243 formulated for large threads up to M80; shelf life 2yr unopened.