Hexagon flange nut looks like a standard hex nut from one side, but the bottom is widened into a circular flange, creating a bell-like shape. The bearing surface is serrated, allowing for a better grip on the surface of the joint.
|Nut with coarse thread (d)||F (mm)||D Min (mm)||Ref. No.|
|M10||14.73 ~ 15.00||24.00||G9601|
|M12||17.73 ~ 18.00||29.00||G9602|
|M16||23.67 ~ 24.00||37.00||G9603|
|M20||29.16 ~ 30.00||45.00||G9604|