M10 x 1.25 Fine Thread JIS B1190 Class 10 Hex Flange Nut with Serration Medium Carbon Steel Zinc Plated Pk 250

PRODUCT SPECIFICATIONS Part #: 0000-244551 Fastener Type: Hex Flange Nut with Serration Size Description: M10 x 1.25 Diameter/Nominal Size: M10 Thread Pitch: 1.25 Thread Pitch Type: Fine Thread Direction: Right System of Measurement: Metric Property Class: 10 Material: Medium Carbon Steel Finish: Zinc Plated Drive Type: External Hex Standards Met: JIS B1190 Used with: Bolts/Screws up to Class 12.9 Average Piece Weight: 0.0188000 lbs. Lock nuts resist loosening of the screw under vibration or force to prevent loosening from a bolted joint. Types of lock nuts are prevailing torque nuts (Stover) elastic stop nuts (Nyloc) serrated flange (whiz lock) 2-way (reversible) star lock (KEPS) and many others.