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1251112001
M12 Split Lock Washer, Steel Zinc JIS B 1251.

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  • UM: C
  • Weight: 0.0086
  • JIS B 1251 Lock washers are designed to be tightened to a required torque beneath an ordinary fastener. They exert a spring tension that keeps the fastener from vibrating loose. They are often attached to the nut side of the fastener.
Product Specifications
Screw Dia. M12
Inside Dia. 12.2mm
Outside Dia. 21.5mm
Thickness 3.0mm