State Tool Gear

When Precision and Performance Count

  • Home
  • History
  • Gears
  • Sizes
  • Machines
  • Contact Us

Gear Sizes

TYPE OF GEAR SIZES – O.D. PITCH REMARKS
Ground Gears, Helical & Spurs 12.00″ Max 2.5 – 32 AMGA Class 12
Helical Gears Gear Cut ¼” to 72″
36″ Face
1½ – 48
Spur Gears Gear Cut ¼” to 72″
36″ Face
1½ – 96
Worm Gears Gear Cut Up to 72″ 1½ – 48
Worms 12″ x 48″ 2½ P Max.
Internal Gears Gear Cut 36″ Max. 3 – 64
Involute & Square Splines 16″ x 16″ 4/8 – 64/128
Sprockets 72″ 1½”
Ratchets 72″ x 36″ Face Width
Timing Belt Pulley 36″ Diameter
6″ Face Width

Inquiries

  • This field is for validation purposes and should be left unchanged.

Copyright © 2025 · State Tool Gear Co., Newark, NJ
Privacy Policy