Serrated Flange Nut

HOW TO RECOGNISE IT

A serrated flange nut is identified by the ring of angled teeth on the underside of its integrated washer, which bite into the mating surface to resist loosening under vibration. The flange itself removes the need for a separate washer underneath.

MISTAKEN FOR

• Nylon Lock Nut
• Wing Nut
• Cap Nut