BS ISO 368:2017 Spinning preparatory, spinning and doubling (twisting) machinery. Tubes for ring-spinning, doubling and twisting spindles, taper 1:38 and 1:64
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; Technical Corrigendum 1
BS ISO 368:2017 history
2018BS ISO 368:2017 Spinning preparatory, spinning and doubling (twisting) machinery. Tubes for ring-spinning, doubling and twisting spindles, taper 1:38 and 1:64
2006BS ISO 368:2006 Spinning preparatory, spinning and doubling (twisting) machinery - Tubes for ring-spinning, doubling and twisting spindles, taper 1:38 and 1:64