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AS/NZS 4968.1:2003

Superseded Date published:

Warning: Superseded Standard. This document has been replaced by:

AS/NZS 4968.1:2023

Heavy-road vehicles - Mechanical coupling between articulated vehicle combinations - Design criteria and selection requirements for fifth wheel, kingpin and associated equipment

Provides the attachment design forces for fifth wheel assembly and equations to determine the required D-value of components for various combinations and applies to fifth wheel assemblies used with 50 mm, 75 mm and 90 mm kingpins and associated equipment, used in heavy road vehicles, B-doubles and road trains, in normal use on both sealed and unsealed roads.

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Related Information

Similar Standards

  • AS/NZS 4968.1:2023

    Heavy road vehicles – Mechanical coupling between articulated vehicle combinations, Part 1: Design criteria and selection requirements for fifth wheel, kingpin and associated equipment

  • AS/NZS 4968.2:2023

    Heavy road vehicles – Mechanical coupling between articulated vehicle combinations, Part 2: Testing and installation of fifth wheel and associated equipment

  • AS/NZS 4968.3:2023

    Heavy road vehicles – Mechanical coupling between articulated vehicle combinations, Part 3: Kingpins and associated equipment

  • BS 7961:2004

    Specification for a device for measuring the static vertical mass (noseweight)at the coupling point of the towed vehicle.

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AS/NZS 4968.1:2003

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