Cylindrical Vibration Isolator, Vibration Isolator Style Two Tapped Holes, Maximum Load Downward Compression 180 lbf, Overall Diameter 2 in, Height 1.38 in, Maximum Load Sideways Shear 45 lbf, Thread Size 3/8 In.-16, Isolator Material Rubber, Mounting Compression, To Abrasion, Stud or Tap Material Grade 5, Yellow Zinc Plated