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OEM Fastening Systems | Special Components & Fastening Systems

High strength steel breakstem fasteners with excellent bulbing tail formation. Ideal for thin sheet materials.

Avdel Avibulb bulbing rivets offer a high-strength fastening solution ideal for thin sheet metals. The Avibulb' rivets steel breakstem provides excellent bulbing tail formation and high shear and tensile strength. The Avdel Avibulb also has the advantage of good hole fill compensating for irregular, oversized or misaligned holes.

Key features and benefits

  • High shear and tensile strength
  • Good hole fill
  • Provides a large blind side bearing area against the rear sheet
  • Retained stem
  • Ideal for applications requiring elevated temperatures
  • Spreads the tail bearing load/clamp on the rear sheet
  • Ideal for use in thin sheet materials
  • Compensates for irregular, oversized, slotted or misaligned holes
  • Can stop sheet movement in non-standard holes
  • Provides strong, vibration resistant joints
  • No damage, electrical problems or rattling due to loose stems

Assembly applications

  • Automotive
  • Electronics
  • Cabinets and enclosures


  • Sizes: 3.2mm (1/8") to 6.0mm
  • Material: Steel, zinc & clear passivated
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