Loctite 243 medium-strength removable blue threadlocker, primer-less, oil-tolerant. Used by maintenance technicians and installation crews across industrial, marine and construction service.
Loctite 243 medium-strength removable blue threadlocker, primer-less, oil-tolerant. Used by maintenance technicians and installation crews across industrial, marine and construction service.
| Acrylic dimethacrylate ester, blue (fluoresces under UV); medium-strength removable threadlocker; one component, anaerobic cure (activator secondary); thixotropic, primer-less, oil-tolerant. Specific gravity 1.08; viscosity 1,300-3,000 mPa.s (Brookfield RVT, spindle 3 @ 20 rpm); compressive shear strength >7.6 N/mm2 (1,100 psi) per ISO 10123; prevailing torque approx 9 N.m (80 lb.in) on M10; operating temperature -55 to +150 degC; tested per ISO 10964. 250 ml bottle. | |
| Type | Threadlocker |
| Strength | Medium |
| Color | Blue |
| Fill size | 250 ml |
| Operating temperature | -55 to +150 °C |
| Specific gravity | 1.08 |
| Viscosity | 1,300-3,000 mPa·s |
| Compressive shear strength | >7.6 N/mm² (1,100 psi) |
| Chemical base | Acrylic dimethacrylate ester |
| Cure | Anaerobic (one-component) |
| Standards | ISO 10123, ISO 10964 |
| Temperature range | -55 to +150 degC |
| MOQ | 1 |
Supersedes Loctite 242 with improved oil-tolerance; shelf life 2yr unopened.