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 placed on the end of the nut, and its inner diameter (ID) is slightly smaller than the outer diameter of the screw.
4. Insert will be deformed elastic by covering the screw thread, but the thread is not cut into nylon.
Specifications:
Material: 316 Stainless Steel
Screw Size: M4
Pitch: 0.03 inch (0.7 mm)
Hex width: 0.3 inches (7 mm)
Height: 5 mm
Package Includes: 100 x Hex Lock Nuts