AS 1112.3:2015 – lso metric hexagon nuts Part 3: Product grade c.
AS 1112.3 specifies the characteristics of hexagon regular nuts (style 1) with threads from M5up to and including M64 and product grade C.
lf, in special cases, specifications other than those listed in this International Standard are required, they canbe selected from existing International Standards, for example ISO 724, ISO 898-2, ISO 965-1 and lS0 4759-1.
2Normative references
The follawing documents, in whole or in part, are normatively referenced in this document and are indispensableto its application.For dated references, only the edition cited applies.For undated references, the latest editionof the referenced document (including any amendments) applies.
ISO 225, Fasteners —Bolts, screws, studs and nuts — Symbols and descriptions of dimensionsISO 724, ISO general-purpose metric screw threads- Basic dimensions
ISsO 898-2,Mechanical properties of fasteners made of carbon steel and alloy steel —Part 2: Nuts withspecified property classes -Coarse thread and fine pitch thread
ISO 965-1, IS0 general-purpose metric screw threads —Tolerances — Part 1: Principles and basic dataISO 3269,Fasteners — Acceptance inspection
ISO 4042,Fasteners — Electroplated coatings
IS04759-1,Tolerances for fasteners —Part 1: Bolts, screws, studs and nuts — Product grades A,B and CISO 8992,Fasteners —General requirements for bolts, screws,studs and nuts
lsO 10683,Fasteners – Non-electrolytically applied zinc flake coatings
ISO 10684, Fasteners —Hot dip galvanized coatings
3Dimensions
See Figure 1 and Tables 1 and 2.
Symbols and descriptions of dimensions are specified in lsO 225.