PEM® S-RT™ free-running locknuts are free-running until clamp load is induced. A modified thread angle on the loaded flank provides the vibration resistant locking feature.
Screw turns freely until a clamp load is applied.
Resistant to vibrational loosening.
Back side of panel is flush or sub-flush for screw installation.
Locking feature reusability is not affected by number of on/off cycles.
Uses same mounting hole and installation tooling as standard S™ nut fasteners found in PEM® Bulletin CL.
N/AModified thread form on loaded flank. Will accept a maximum material 6g screw.
Fastener Material
N/AHardened Carbon Steel
Standard Finish
N/AZinc plated per ASTM B633, SC1 (5µm), Type III, colorless
CAD Supplier
N/APennEngineering® (PEM®)
1 For maximum performance, we recommend that you use the maximum shank length for your sheet thickness.
Search
What are you looking for?
You can search this site in different ways. Try searching using the following methods: Product Family: “Self-clinching nuts" Part Number: "S-632-1ZI" Type: “S,SS,CL,CLS,SP,CLA"