Nylon Lock Nuts
Self-Clinching & Weld Fasteners

Nylon Lock Nuts

Clinch nuts with a nylon locking element.

Section
Self-clinching
Type
Nuts

Overview

Nylon lock clinch nuts have a nylon insert that grips the screw thread to stop it vibrating loose, combined with a permanent clinch installation.

Full dimensions, preferred lengths and installation / push-out / torque-out performance data are in the tables below, taken from the self-clinching fasteners catalogue.

Specifications

Part numbersSG-PL, SG-PLC
Zinc Plated SteelSG-PL
Stainless SteelSG-PLC
SizesM3, M4, M5
Sheet hardness (SG-PL)HRB 70 or less

Dimensions & performance data

All dimensions in mm unless stated. Values from the self-clinching fasteners catalogue. Install into sheet within the hardness limits shown in the specifications.

Dimensions (mm)

ThreadM3M4M5
A max.1.531.531.53
Sheet thickness1.0-1.781.0-1.781.0-1.78
Recommended hole size +0.086.07.58.0
C max.5.987.487.98
D max.5.527.017.52
E max.7.018.549.0
T max.3.564.24.45
Min. distance to edge of sheet4.325.596.35
Max. hole in attached parts3.54.55.5

Key features

  • Nylon thread locking
  • Steel and stainless
  • Vibration resistant

Applications

TransportMachineryFans and motorsElectronics
Need a size, grade or finish not listed?We also supply special and non-standard parts to drawing.Send enquiry

More self-clinching

Flush Nuts

Flush Nuts

Clinch nuts that finish flush on both sides of the sheet.

Blind Nuts

Blind Nuts

Closed-end clinch nuts that seal and protect the thread.