LANGUAGE:
Choose a language Choose a language

Avbolt®

Heavy duty, high strength, tamper resistant, blind steel fastener.

Overview

The Avdel Avbolt® heavy duty fastener is a structural blind fastener with high strength, and tamper resistance. Designed for use in heavy-duty fastening applications such as construction, container, railway, mining and bridge building.

Avbolt fasteners are ideal for areas with restricted access. They offer a fast, positive joint and provide the benefits of single-sided installation with minimal skill required. The Avbolt features a mechanical lock creating a vibration resistant joint and preventing loose stems. The Avbolt system offers ease of inspection for correct installation, excellent tamper resistance and an optimised hardness stem.

Key features and benefits

  • Use on blind sided application
  • High tensile and shear strength
  • Speed of installation
  • Vibration resistance
  • High grip capability
  • Tamper resistant
  • Ideal for areas with restricted access

Assembly materials

  • Steel
  • Aluminium

Assembly applications

The fastener has been designed for applications in ship building, railway, automotive assembly including car seats, other ground transportation, mining equipment and construction

Specifications

  • Sizes: 4.8 mm, 6.4 mm, 8.0 mm, 10 mm, 12.7 mm and 1 6mm (3/16", 1/4'', 1/2", 5/16", 3/8" and 5/8")
  • Materials Stem: Alloy steel, black oxide
  • Materials Sleeve and collar: Carbon steel, zinc plated + clear passivated
  • Collar: Flanged*
Avbolt® - Series
Material Style Series No.
Steel2 pieceAvbolt® 21021
Steel 3 piece Avbolt® 21001

*Flanged collar only on 3/8'', 1/2" & 5/8'' (three piece) diameters.

 

>>> Download Avbolt® Product Flyer (UK version)

>>> Download Avbolt® Product Flyer (North America version)

 

Surface finish options

If you are looking for other surface finish options than shown in the above datasheets please download our
>>> Surface Finishes and Fastener Matrix for Lockbolt Systems
.
This will show you what surface finish options are possible to apply to our standard fastener types as "customer specials".
 
Customised Designs
We can design and manufacture lockbolts with a wide variety of forms and finishes to meet your unique assembly requirements. Please refer to this page to find examples of our customised capabilities:
>>> Lockbolts - Customised Designs

Installation Equipment

Avbolt® fasteners can be installed by the Avdel® handtools and installation equipment detailed below.

Tool Selection
Follow this link to find the tools suitable for your lockbolt:
>>> Placing Capablity Lockbolt Tools


Nose Equipment Selection
Follow this link to find the correct nose equipment for your lockbolt:
>>> Nose Equipment Lockbolt Tools


For further information on specific nose equipment, please contact your local Avdel® representative or use our tool manuals:
>>> Tool Manuals

Complementary Information

Avbolt® Part Numbers

21001-01204 21001-01206 21001-01208 21001-01210 21001-01212 21001-01214 21001-01216 21001-01218 21001-01220 21001-02004 21001-02008 21001-02012 21001-02016 21001-02020 21021-00802 21021-00803 21021-00804 21021-00805 21021-00806 21021-00807 21021-00808 21021-00809 21021-00810 21021-00811 21021-00812