AS 1112.3 pdf download – ISO metric hexagon nuts Part 3: Product grade C [ISO title: Hexagon nuts—Product grade C]
This International Standard specifies the characteristics of hexagon nuts with threads from M5 up to and including M64and product grade C.
lf, in special cases, specifications other than those listed in this international Standard are required, they should beselected from existing International Standards, for example lSO 724,IS0 898-2, ISO 965-1 and ISO4759-1.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions ofthis international Standard.For dated references，subsequent amendments to，or revisions of,any of thesepublications do not apply. However, parties to agreements based on this International Standard are encouraged toinvestigate the possibility of applying the most recent editions of the normative documents indicated below.Forundated references, the latest edition of the normative document referred to applies.Members of lS0 and IECmaintain registers of currently valid international Standards.
ISO 225:1983, Fasteners —Bolts, screws, studs and nuts –Symbols and designations of dimensions.ISo 724:1993,ISO general-purpose metric screw threads — Basic dimensions.
IsO 898-2:1992,Mechanical properties of fasteners —- Part 2: Nuts with specified proof load values — Coarsethread.
ISO 965-1:1998, ISO general purpose metric screw threads —Tolerances — Part 1:Principles and basic data.ISO 3269:—1),Fasteners — Acceptance inspection.
ISO 4042:1999,Fasteners – Electroplated coatings.
ISO4759-1:—2)，Tolerances for fasteners — Part 1: Bolts, screws, studs and nuts — Product grades A, B and C.ISo 8992:1986, Fasteners -General requirements for bolts, screws, studs and nuts.
ISO 10683:—3), Fasteners -Non-electrolytically applied zinc flake coatings.
See Figure 1 and Tables 1 and 2.
Symbols and descriptions of dimensions are defined in 1SO 225.