This International Standard specifies the characteristics of prevailing torque type all-metal hexagon regular nuts, with threads from M5 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8 and 10.NOTE The dimensions of the nuts with the exception of hmax correspond to those given in ISO 4032.If other specifications are required, they can be selected from existing International Standards, for example ISO 261, ISO 724, ISO 898-2, ISO 965-2, ISO 2320 and ISO 4759-1.
EN ISO 7719:2012 Referenced Document
ISO 10683:2000 Fasteners - Non-electrolytically applied zinc flake coatings
ISO 225:2010 Fasteners - Bolts, screws, studs and nuts - Symbols and descriptions of dimensions
ISO 2320:2008 Prevailing torque type steel nuts - Mechanical and performance properties
ISO 261:1998 ISO general purpose metric screw threads - General plan
ISO 4759-1:2000 Tolerances for fasteners - Part 1: Bolts, screws, studs and nuts - Product grades A, B and C
ISO 6157-2:1995 Fasteners - Surface discontinuities - Part 2: Nuts
ISO 724:1993 ISO general-purpose metric screw threads; basic dimensions
ISO 898-2:2012 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 2: Nuts with specified property classes - Coarse thread and fine pitch thread
ISO 8992:2005 Fasteners - General requirements for bolts, screws, studs and nuts
ISO 965-2:1998 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality
EN ISO 7719:2012 history
2013EN ISO 7719:2012/AC:2013 Prevailing torque type all-metal hexagon regular nuts - Property classes 5, 8 and 10 - Technical Corrigendum 1 (ISO 7719:2012/Cor 1:2013)
2012EN ISO 7719:2012 Prevailing torque type all-metal hexagon regular nuts - Property classes 5, 8 and 10 (ISO 7719:2012)
1997EN ISO 7719:1997 Prevailing Torque Type All-Metal Hexagon Nuts, Style 1 - Property Classes 5,8 and 10 ISO 7719:1997