PHG2.5-21L

PHG2.5-21L

2.5 Module Steel 817M40T (28HRC) 15 deg. Left Hand Helix Precision Parallel Helical Gear 20° PA - Quality Grade 7e25 DIN 3961/3967 (ISO 1328)

Product specifications

Material817M40T, AISI 4340, EN 1.6582, 34CrNiMo6 Steel 28Hrc
Quality DIN 3961 DIN39677e25
Gear Tooth TypeHelical
Helix DirectionLeft Hand
Normal Module mn2.5
Pressure Angle20°
No. of Teeth [z]21
Torque T₂ [Nm] n1 100 r/min32.36
Ref. Diameter [d]54.35
Bore Diameter [di] H714
Tip Diameter [da]59.35
Hub Diameter [BD]45
Backlash (mm) jt.i (min)0.072
Backlash (mm) jt.e (max)0.177
Inertia [I] kgm²2.49 x 10-4
Mass [kg]0.702

Product specifications

Material817M40T, AISI 4340, EN 1.6582, 34CrNiMo6 Steel 28Hrc
Quality DIN 3961 DIN39677e25
Gear Tooth TypeHelical
Helix DirectionLeft Hand
Normal Module mn2.5
Pressure Angle20°
No. of Teeth [z]21
Torque T₂ [Nm] n1 100 r/min32.36
Ref. Diameter [d]54.35
Bore Diameter [di] H714
Tip Diameter [da]59.35
Hub Diameter [BD]45
Backlash (mm) jt.i (min)0.072
Backlash (mm) jt.e (max)0.177
Inertia [I] kgm²2.49 x 10-4
Mass [kg]0.702

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