Technical Gear Info

Select any of the links below to view and download a PDF, or click here to download the entire Technical Gear Info binder in PDF format (15mb).

• Symbol for Rules & Formulas
• Diametral Pitch Spur Gears
• Circular Pitch Spur Gears
• Worm Gears
• Helical Gears
• Involute Splines & Serrations 30°PA
• Standard SAE Parallel Key Spline
• Point Width Conversion for Straight Sided Spline

Wire Measurements – External Spur Gears:

• Determining Dimensions Over Pins and Determining Arc Teeth Thickness Given Dimensions Over Pins

Wire Measurements – External Helical Gears:

• Determining Dimensions Over Pins or Balls
• Determining Tooth Thickness of External Helical Gear With Dimension Over Pins or Balls

Span Measurements:

• Span Measurements 14-1/2°PA
• Span Measurements 20°PA
• Span Measurements 25°PA
• Span Measurements 30°PA

Timing Belt Chains & Sprokets:

• American Standard Timing Belts
• Full Radius timing Belts

Synchroflex Timing Belts:

• Tooth Forms for Both T & AT Versions (T Versions)
• Tooth Forms for Both T & AT Versions (AT Versions)

DIN7221 Chain & Sprockets:

• Synchroflex O.D., “T” & ” AT” Chart
• Design Formulast for ASA Roller chain Sprokets

Straight Sided Serrations:

• Serrated Shaft Ends – SAE J500
• British Straight-Sided Serration Standard

DIN 5480 Inv. Splines:

• Module-DIN 5480 Flat Root Involute Splines

DIN 5481 55° Inc.:

• DIN 5481 Serration – 55° Included

DIN 5481 60° Inc.:

• DIN 5481 Serration – 60° Included

DIN 5482 Inv. Splines:

• Module-DIN 5482 Involute Spline Profile Dimensions

Internal Parallel Spline:

• American Standard Parallel Splines

Parallel Splines:

• Metric Parallel Spline Shaft Connctions DIN 5462
• Metric Parallel Spline Shaft Connctions DIN 5463

Point Width Charts:

• Roller Chain Sprocket
• Module Conversion Chart