24SW0375B Shoulder Washer, Color Black, For Screw Size 3/8 in, Inside Diameter 0.385 in, Shoulder Outside Diameter 0.75 in, Shoulder Height 0.06 in, Sleeve Outside Diameter 0.5 in, Overall Height 0.12 in, Material Nylon, Material Grade/Class 6/6, System of Measurement Inch, Finish Plain, Industry Standards UL94 V-2, Maximum Temperature 185 Degrees F, Minimum Temperature -40 Degrees F, Pack Size Small Pack, Resistance Properties Corrosion Resistant, Vibration Resistant, Sleeve Height 0.06 in