Fasteners, Nuts,12mm 21mm-1.75mm, Lock Nuts

Nuts – Lock Nuts

12mm-1.75 Zinc Plated Class 8 Steel Coarse Thread Lock Nuts

Diameter: 12mm
Diameter 2: 21mm
Thickness: 12mm
Material: Steel
Finish: Zinc
Driver Type: #19 Wrench
Thread Size: 1.75mm (Coarse)
Hardness: Class 8
Style: Prevailing Torque
Type: Lock Nut
Specifications: DIN 980
A lock nut is a nut that resists loosening under vibrations and torque.

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