1. Home
  2. Gears
  3. Precision Parallel Helical Gears
  4. PHG : 2.5 Mod Parallel Helical Gears

PHG2.5-45LH

Ondrives Precision Gears and Gearboxes Part number PHG2.5-45LH

PHG2.5-45LH

2.5 Module Case Hardened 805M20 (58HRC) 15 deg. Left Hand Helix Precision Parallel Helical Gear 20° PA - Quality Grade 7e25 DIN 3961/3967 (ISO 1328)
Ondrives Precision Gears and Gearboxes Part number PHG2.5-45LH Ondrives Precision Gears and Gearboxes Part number PHG2.5-45LH

Product specifications

Material805M20, AISI 8620, EN 1.6523, 20NiCrMo2-2 Steel Case Hard 57Hrc
Quality DIN 3961 DIN39677e25
Gear Tooth TypeHelical
Helix DirectionLeft Hand
Normal Module mn2.5
Pressure Angle20°
No. of Teeth [z]45
Torque T₂ [Nm] n1 100 r/min427.31
Ref. Diameter [d]116.47
Bore Diameter [di] H720
Tip Diameter [da]121.47
Hub Diameter [BD]75
Backlash (mm) jt.i (min)0.070
Backlash (mm) jt.e (max)0.179
Inertia [I] kgm²4.12 x 10-3
Mass [kg]2.817

Product specifications

Material805M20, AISI 8620, EN 1.6523, 20NiCrMo2-2 Steel Case Hard 57Hrc
Quality DIN 3961 DIN39677e25
Gear Tooth TypeHelical
Helix DirectionLeft Hand
Normal Module mn2.5
Pressure Angle20°
No. of Teeth [z]45
Torque T₂ [Nm] n1 100 r/min427.31
Ref. Diameter [d]116.47
Bore Diameter [di] H720
Tip Diameter [da]121.47
Hub Diameter [BD]75
Backlash (mm) jt.i (min)0.070
Backlash (mm) jt.e (max)0.179
Inertia [I] kgm²4.12 x 10-3
Mass [kg]2.817

If your browser does not support iframes. Please contact us Ondrives Gear Calculator directly.

Information
Contact
  • Ondrives Ltd, Foxwood Ind. Park, Chesterfield, Derbyshire, S41 9RN, UK
  • UK 01246 455500
  • International Dialling +44 1246 455500