3mm Hex Lock Nut Aluminum, Low Profile 5.5mm Hex anodized red.

Description:

• Nut with a metric thread pitch and a nylon-filled collar at its back end.
• When a screw reaches the collar, the threads and nylon form a tight, frictional fit, restricting movement of the screw when it is subjected to vibration.
• The nylon insert comes in a various of colors.

Hardness:

• Vickers HV 5: 302 maximum
• Rockwell: C 30 maximum

Items needed:

• 5.5mm Socket, or wrench needed.

Includes:

• 10 pcs of 3mm hex lock nut aluminum, low profile anodized red.