Crafted for optimal performance in neutral and secondary applications, these spool insulators from Chance provide exceptional reliability when used with spool bolts, insulator clevises, and secondary racks. Known colloquially as "pineapples," these insulators boast a remarkable minimum ultimate tensile strength of 3,000 lbs, ensuring robust support under demanding conditions. With impressive electrical specifications, they deliver low frequency flashover ratings of 25kV when dry and 12kV wet, making them an ideal choice for aerial hardware and line setups where safety and durability are paramount. Constructed from high-quality wet-process porcelain, these insulators combine functionality with resilience, ensuring long-lasting performance in your aerial applications.