Hexagon Lock Nut UNF 5/16″ Steel Zinc-Plated

Hexagon Lock Nut UNF 5/16″ Steel Zinc-Plated

• Long description: Self-locking hexagon nut (locknut) with Unified National Fine (UNF) thread, an American screw thread with fine pitch. Fitted with a nylon ring to prevent loosening due to vibration etc.
• Thread diameter: 5/16 Inch
• Thread type: UNF
• Wrench/Spanner size: 1/2 Inch
• Height: 9.1 mm
• Material: Steel
• Surface treatment: Zinc-plated
• Quality: 6
• DIN standard: 985