[500 BULK] Hex Jam Nuts Class 04 Steel Zinc Plated DIN 439B M12-1.75

Hex Jam Nuts Class 04 Steel Zinc Plated DIN 439B M12-1.75 is a robust locking nut designed for secure fastening in mechanical assemblies. This jam nut complies with DIN 439B and is ideal for applications where a nut needs to be locked against vibration and loosening.

Key features

• Material: Class 04 steel
• Finish: Zinc plated for enhanced corrosion resistance
• Standards: DIN 439B
• Thread size: M12 with 1.75 mm pitch
• Type: Hex jam nut (locknut) that tightens against another nut or surface to prevent loosening

Why choose this hex jam nut?

Hex jam nuts are thinner than standard nuts and provide a compact locking solution suitable for tight spaces. The M12-1.75 sizing ensures compatibility with standard M12 bolts, while zinc plating adds a durable shield against corrosion in challenging environments. DIN 439B ensures interchangeability and reliable performance across machinery, automotive, and hardware projects.

Applications

Use this hex jam nut to secure bolts in machinery, equipment housings, automotive assemblies, and construction projects where a secondary locking nut is required to prevent loosening under vibration.

Order with confidence for a dependable, OEM-grade locking solution that meets exacting DIN standards and delivers consistent torque and bite.