BS ISO 3185:2021 pdf free.Aerospace—Bolts, normal bihexagonal head, normalshank, short or medium length MJ threads, metallicmaterial, coated or uncoated, strength classes less than or equal to 1 100 MPa- Dimensions.
BS ISO 3185 This document specifies the dimensions of normal bihexagonal head bolts, with close or large tolerancenormal shank and short or medium length M] threads, in metallic material, coated or uncoated, withstrength classes less than or equal to 1 100 MPa.This document is applicable to the compilation of aerospace product standards.
The following documents are referred to in the text in such a way that some or all of their contentconstitutes requirements of this document. For dated references, only the edition cited applies. Forundated references, the latest edition of the referenced document (including any amendments) applies.ISO 286-2, Geometrical product specifications (GPS)— ISo code system for tolerances on linear sizes —Part 2:Tables of standard tolerance classes and limit deviations for holes and shafts
ISO 3353-1,Aerospace —Lead and runout threads — Part 1: Rolled external threadsISO4095,Aerospace —Bihexagonal drives — Wrenching configuration — Metric seriesISO 5855-2,Aerospace —MJ threads — Part 2: Limit dimensions for bolts and nuts
ISo 7913,Aerospace — Bolts and screws, metric — Tolerances of form and position
No terms and definitions are listed in this document.
ISO and IlEC maintain terminological databases for use in standardization at the following addresses:-ISO online browsing platform: available at https://www.iso.org/obp
IECElectropedia: available at http://www.electropedia.org/
Configuration and dimensions See Figure 1 and Table 1.
Dimensions and tolerances are expressed in millimetres. They are applicable after any coating(tolerance on shank diameter before coating is also specified for heat cured matrix coatings), but beforethe application of any lubricant.
Details of form not stated are left to the manufacturer’s discretion.Tolerances of form and position shall be in accordance with ISO 7913.BS ISO 3185 pdf download.