These industrial heavy duty limit switches are applied in almost any environments. This limit switch lever arm is used on any of the 9007C rotary head limit switches. This standard cast zinc lever arm is 1.375 inches long. This lever arm has a standard roller that is hardened oil impregnated sintered iron. The lever arm roller is 0.75 inch in diameter and 0.25 inch wide. This roller lever has spring return operator which is made of cast zinc. The roller dimensions are 19.05mm (diameter) x 6.35mm (wide) x 35.05mm (lever length). It is associated with complete products such as 9007C and 9007AW. The associated heads are 9007T5, 9007N, 9007A, 9007T10, 9007B and 9007C. The 9007 series limit switches are designed to withstand harsh industrial environments and are available in a wide range of options.