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BS 4582-1:1970

Specification for fine pitch gears (metric module) - Involute spur and helical gears

Standard Details

Covers gears having modules of 1 mm and less including first and second preferences. Two basic racks (one with backlash allowance); modification of addendum and centre distance to suit various conditions. Four grades of accuracy with elemental and dual flank composite test tolerances. Appendices give information on single flank testing, calculation of measuring pin dimensions and examples of calculations for various design conditions. Metric equivalent of BS 978-1.

General Information

Status : Confirmed
Standard Type: Main
Document No: BS 4582-1:1970
Document Year: 1970
Pages: 29
  • Section Volume:
  • GBM12 Mechanical Systems & Components (GMB12)

Life Cycle

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Confirmed
BS 4582-1:1970
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