Manufactured by Chance, these strain insulators are a crucial component designed to effectively isolate sections of a guy wire from current, often referred to in industry vernacular as "Johnny Balls." Measuring 3-1/2 inches in overall length, they are rated for an impressive tensile strength of 10,000 lbs, ensuring reliable performance in demanding aerial applications. With a maximum cable diameter capacity of 3/8 inch, these porcelain insulators provide robust support and durability, making them an essential choice for various aerial hardware and line installations.