M2-3172. Coating material: Galvanized.. Component family: Screw nut. External thickness [mm]: 1.6mm. Manufacturer's product group: 0317. Material: steel. Outside diameter [mm]: 4mm. RoHS: yes. Standard thread: metric, M2. Original product from manufacturer: WÜrth. Minimum quantity: 10. Quantity in stock updated on 11/13/2025, 16:06