Skip to content
Please enter a keyword to search

  • BS EN 493:1992

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
    View superseded by

    Fasteners. Surface discontinuities. Nuts

    Available format(s):  Hardcopy, PDF

    Superseded date:  04-08-2004

    Language(s):  English

    Published date:  15-10-1992

    Publisher:  British Standards Institution

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    Cooperating organizations
    National foreword
    Foreword
    1. Scope
    2. Normative references
    3. Types, causes, appearance and limits of surface
         discontinuities
    4. Inspection and evaluation procedure
    Annexes
    A. (normative) Widening test on nuts
    B. (normative) Cone proof load test on nuts
    National annex NA (informative) Committees responsible
    National annex NB (informative) Cross-references

    Abstract - (Show below) - (Hide below)

    Establishes limits for various types on nuts of product grades A and B with thread diameters from 5 mm to 39 mm inclusive.

    General Product Information - (Show below) - (Hide below)

    Committee FME/9
    Development Note Supersedes 91/76629 DC. (09/2007)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS AU 50-2.3:1994 Tyres and wheels. Wheels and rims Specification for road-wheel nuts, studs and bolts for commercial vehicles

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 2320:2015 Fasteners Prevailing torque steel nuts Functional properties
    EN 20898-2 : 1993 MECHANICAL PROPERTIES OF FASTENERS - PART 2: NUTS WITH SPECIFIED PROOF LOAD VALUES - COARSE THREAD (ISO 898-2:1992)
    ISO 898-6:1994 Mechanical properties of fasteners Part 6: Nuts with specified proof load values Fine pitch thread
    ISO 468:1982 Surface roughness — Parameters, their values and general rules for specifying requirements
    ISO 3269:2000 Fasteners Acceptance inspection
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective