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
Optimised heat treatment
Speed of installation
Vibration resistance
High grip capability
Tamper resistant
Ideal for areas with restricted access
Easy to remove

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: 6.4mm, 10mm and 16mm (1/4'', 3/8" and 5/8")
Materials Stem: Alloy steel, black oxide
Materials Sleeve and collar: Carbon steel, zinc plated + clear passivated
Collar: Flanged*

Avbolt® - Technical Data Sheets
Material	Style	Data Series Metric	Data Series Imperial
Steel	2 piece	Avbolt® 21021	Avbolt® 21021
Steel	3 piece	Avbolt® 21001	Avbolt® 21001

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

Installation Equipment

Avbolt® rivets can be installed by the Avdel® handtools and installation equipment detailed below. For further information on specific nose equipment, please contact your local Avdel® representative or use our tool manuals.