1. Nylon insert lock nut, polymer insert lock nut, or elastic lock nut is a kind of lock nut.
2. Nuts with nylon color inserts that are strong to rotate.
3. The plastic insert is on the end of the nut, and its inner diameter (ID) is slightly smaller than the outer diameter of the screw.
4.The insert will be elastic on the screw thread, but the thread will not dig into nylon.
Specifications:
Material: Carbon steel
Finish: Black Galvanized
Screw Size: M8
Pitch: 0.05 inch (1.25 mm)
Hex width: 13 mm
Height: 8 mm
Package Contents: 50 x Hex Lock Nuts