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20° Pressure Angle Spur Gear

Item #101771972
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Product details

  • Reborable Steel Gear
  • 12 Diametral Pitch
  • 20.0° Pressure Angle
  • 30 Teeth
  • 2 1/2" Pitch Diameter


  • Spur gears are designed to transmit motion and power between parallel shafts. Configurations include spur, rack, pinion wire, stem pinions, and internal gears
  • most with a selection of bores, keyways, and setscrews. Fine-pitch gears are available in plastic, brass, stainless steel, and steel. Heavier pitch spurs are available in steel and cast iron. Styles include plain, web, web with lightening holes, or spoked. Change gears have consecutive numbers of teeth for a variety of ratios.


  • More cost effective, quieter running and metallic options
  • Four ball wear test 40 kg: 63 mm
  • Reliability from steel, cast iron and brass
  • Parallel shaft applications
  • Base oil viscosity: 500 SUS @ 100 °F


Bore Type Minimum Plain Bore
Torque at 300 RPM 562 lb/in
Origin Reborable
Hub Dia. 2.16 in
Torque at 1800 RPM 252 lb/in
Diametral Pitch 12
Hardened Teeth Without Hardened Teeth
Outside Dia. 2.67 in
Length Through Bore 1.625 in
Keyway w/o Keyway, w/o Setscrew
Torque at 900 RPM 376 lb/in
Pressure Angle 20 °
Outside Dia. [Min] 2.67 in
Torque at 1200 RPM 323 lb/in
Bore Size 0.750 in
Torque at 200 RPM 612 lb/in
Set Screw No
Torque at 600 RPM 451 lb/in
Type A
Material Steel
Pitch Diameter 2.5 in
No. of Teeth 30
Weight 1.941 LB
EAN or UPC 781711099605
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