Reference number
ISO 2903:1993
ISO 2903:1993
© ISO 2024
ISO 2903:1993
ISO metric trapezoidal screw threads — Tolerances
Edition 2
1993-10
1993-10
Retirada
Resumen
Specifies a tolerance system for threads according to ISO 2902; the system does not apply to threads with special requirements on axial displacement (e.g. lead screws); gives the structure of the system and tabulates pitches from 1.5 up to and including 44, comprises basic major diameters over 5.6 mm up to and including 355 mm; includes recommended tolerance classes for bolt and nut threads.
Ciclo de vida
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Anteriormente
RetiradaISO 2903:1977
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Ahora
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Revisada por
PublicadoISO 2903:2016