BS 5221:1975被替代
Specification for gear hobs, metric module
出版：British Standards Institution
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基本信息
标准编号： BS 5221:1975
发布时间：1975/9/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Dimensions for non-topping single start right-hand and left-hand hobs for spur and helical gears in the range 1-20 metric module. Applies to gears produced to BS 436:Part 2, also to Grade AA hobs for gears for marine main propulsion units, land turbines and similar drives in the range 2-16 metric module.
标准备注
© British Standards Institution 2013
Replaces notes:
Replaces BS 2062-1:1959 and BS 2062-2:1960, which remain current until international agreement is reached on tolerances.
替代本标准的新标准
等同采用的国际标准
ISO/DIS 2490 - Equivalent
