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Specification for pinion type cutters for spur gears - 1 to 8 metric module
This British Standard specifies certain dimensions and accuracy requirements for non-topping pinion type finishing cutters for generating involute spur gear teeth of 1 to 8 metric module.
The following types of cutter are covered by this standard:
These cutters are generally intended for the production of metric module gears which comply with the requirements of ISO 53 and ISO 54 and BS 436-2. This standard, BS 5246, includes two additional modules, 3.25 and 3.75.
Two tolerance grades are given:
NOTE: Grade AA is applicable to all the cutters illustrated except the screwed hub type shown in Figure 5.
Details of the markings recommended for pinion type cutters and information to be given when ordering standard cutters are included.
Dimensions and accuracy requirements for cutters for generating involute spur gear teeth. Two tolerance grades.
Covers disc, extended and screwed hub, parallel, large and No. 2 Morse stub shank types.
Markings for pinion type cutters and information to give when ordering.
Module gears comply with ISO 53 and 54 but more information is given in this standard.
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