Serrated Face Flanged Nuts Bright Zinc Plated Grade 8 Steel Please select your requirements from the drop down lists above Serrations displace material and create a locking feature which is resistant to vibration. The protruding flange increases the bearing surface of the nut allowing it to be used with irregular and oversized holes.

Threads are metric coarse(most common);

M4 x 0.70mm Pitch M5 x 0.80mm Pitch M6 x 1.0mm Pitch M8 x 1.25mm Pitch M10 x 1.50mm Pitch M12 x 1.75mm Pitch M16 x 2.00mm Pitch M20 x 2.50mm Pitch