7431/21 FG Steel gearwheel hardened 21 teeth - 1pce.
€27.80
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Product information "7431/21 FG Steel gearwheel hardened 21 teeth - 1pce."
Steel gearwheel hardened 21 teeth - 1pce.
Suitable for 42 teeth main gear wheel.
Diameter 35.7 mm
Bore 10 mm
Total width 18 mm
Tooth width 11.5 mm
Module m=1.5
Profile regraded, this means that the number of teeth is changed while the diameter remained constant. The part of the involutes? curve that defines the tooth profile is changed. Positively regraded (lower number of teeth) pinions are stronger and run smoother, the reduced strength of negatively regraded pinions doesn?t really matter.
Lebacher Strasse 4
66113 Saarbrücken
Germany
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