Library › Hardware › Spur gears, module 3: 10 to 80 teeth

module 3, 24 teeth

module 3, 24 teeth: pitch Ø72, tip Ø78, root Ø64.5, face 24, bore Ø23

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

teeth24
pitch_dia_mm72.0
tip_dia_mm78.0
root_dia_mm64.5
face_mm24.0
bore_mm23
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From the full sheet

Spur gears, module 3: 10 to 80 teeth (20° involute): every size, notes, mating features and sources. What is the pitch diameter of a module 3 spur gear?

Other sizes