Self-Clinching Nut

Precision Fasteners · Solution Provider

Self-Clinching Nut

Self-Clinching Nut

Product Description Self-Clinching Nut engineered with precision knurled serrations that cold-flow into pre-punched sheet metal, creating a permanent, high-torque self-locking connection with a vibration-proof stable internal thread. Validated to wit...

Product Overview

The press-in clinching nut is pressed into a pre-punched hole in the panel through knurled teeth on the head, using plastic flow of the base material to form a firm self-locking joint that gives thin sheet a stable internal thread. It needs neither tapping nor welding, and once installed the nut neither spins nor falls out: one of the most common ways to create threaded connections in sheet-metal parts.

Technical Features

  • Knurled teeth press into the sheet and self-lock through material flow, giving high torque resistance
  • No tapping, no welding: avoids thin-sheet weld distortion and coating damage
  • Single-sided operation with no rear-side support, for high assembly efficiency
  • Carbon steel / stainless steel options to suit different corrosion-resistance requirements.
  • Stable thread precision supports repeated screw removal and reinstallation

Technical Specifications

MaterialCarbon steel / stainless steel
InstallationPress riveting
Sheet thickness0.5 mm ~ 4 mm (per model)
Head typeFlat head / countersunk head (per model)
Surface treatmentZinc plating / Dacromet / plain
StandardClinching / riveting structure per customer drawing / company standard; Thread GB/T 196, GB/T 197 (ISO 965-1); Mechanical properties and mounting-hole size per manufacturer datasheet (e.g., PEM system)
Thread rangeMetric M3-M8; UNC on request

Applications

  • Communication and server chassis
  • Industrial control cabinets and distribution boxes
  • New-energy battery enclosures
  • Housings for home appliances and office equipment

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