M4 PEMFLEX® self clinch all metal locking nuts, steel for steel sheet.
PEM® PEMFLEX®™ self-locking, self-clinching fasteners retain their repeated use and effective prevailing locking torque.
- Shoulder provides increased performance
- Flexing action permits repeated use and effective locking torque
- Flange provides positive stop during installation
The thread locking performance of Types LK, LKA, and LKS PEMHEX self-clinching fasteners (with MD finish) is equivalent to applicable NASM25027 specifications.
Image is representative of range.
- Additional Information
Manufacturer PEM Part Number LK-M4-2MD Material Heat Treated Carbon Steel Finish Black Dry-film Lubricant Thread M4 MIN Sheet Thickness 1.4mm Hole Size 6.76mm Hole Tolerance -0.0mm / +0.08mm Sheet Hardness HRB 70 / HB 125 or Less