uxcell M20 x 2.5mm Nylon Insert Hex Lock Nuts, 304 Stainless Steel, Plain Finish, Pack of 2
Brand: uxcell
1.Nylon-insert lock nut, polymer-insert lock nut, or elastic stop nut, is a kind of locknut.
2.It is a nut with a nylon insert that resists turning.
3.The plastic insert is placed at the end of the nut, and its inner diameter (ID) is slightly smaller than the major diameter of the screw.
4.The insert deforms elastically over the threads of the screw, but threads are not cut into the nylon.

Specification:
Material: 304 Stainless Steel
Thread Size: M20
Pitch: 2.5mm
Hex Width: 30mm / 1.18"
Height: 20mm / 0.79"

Package Content:
2 x Hex Lock Nuts
[SIZE]: Width Measured From Flat to Flat 30mm / 1.18"; Height 20mm / 0.79".
[MATERIAL]: Made of 304 stainless steel, rust resistance and durable to use.
[FEATURE]: With a nylon insert, these lock nuts greatly reduce loosening under vibrations and torque.
[ADVANTAGE]: These nuts are great to have around for use in wood and wet environments. They are strong, corrosion resistant and will support all of your projects.
[APPLICATION]: Can be widely used in automobile, construction machinery, shipbuilding and etc.