ISO 368-2017 pdf free.Spinning preparatory, spinning and doubling (twisting) machinery一Tubes for ring-spinning, doubling and twisting spindles, taper 1:38 and 1:64. The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated 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 3 Terms and definitions No terms and definitions are listed in this document. ISO and IEC maintain terminological databases for use in standardization at the following addresses: — ISO Online browsing platform: available at https://www.iso.org/obp — IEC Electropedia: available at http:/Jwww.electropediorg/ 4 Types, dimensions and tolerances 4.1 Tubes 4.1.1 Tube types Plain top tubes as shown in Figure 1 a) shall be designated as type A tubes. Rolled-in top tubes as shown in Figure 1 b) shall be designated as type B tubes. 4.1.2 Dimensions Tube sizes shall be chosen from the dimensions specified in Table 1. 4.1.3 Total run-out tolerance The permissible…