Primer 49 is a single component, non-CFC solvent based product designed to promote the cure speed of Hernon® anaerobic adhesives and sealants. Primer 49 is used where increased cure speed of Hernon® anaerobic adhesives and sealants is required. It is especially recommended for applications with passive metals or inert surfaces and with large bond gaps. It is particularly recommended for cure conditions below 15°C. Primer 49 meets the requirements of MIL-S-22473E (Grade T) and ASTM D5363 (Grade T).