M12 X 1.75mm SERRATED FLANGE NUT PACK OF 20 SELF-LOCKING BZP

This pack of 20 M12 serrated flange nuts is intended for fastening components on custom or race bikes using matching M12 × 1.75 mm bolts or studs. Each nut has a low-profile head and an integral flange with serrations that help resist loosening caused by vibration.

Features

• Broad flange provides a bearing face without a separate washer.


• Serrations grip the mating surface to provide the self-locking action.


• Serrations must contact the mating surface and may mark painted or delicate finishes.

Specifications

• Quantity: 20 nuts


• Material: Carbon steel, heat-treated to Grade 8


• Finish: BZP


• Thread: M12 × 1.75 mm (standard coarse pitch)


• Spanner size: 18 mm


• Flange diameter: 25.5 mm


• Nut thickness: 12.00 mm