KHK Gears - Stainless Steel Miter Gears (SUM)

Unit of Measure

Items	SUM1.5-20 KHK SUM1.5-20, Module 1.5, 20 Tooth, Stainless Steel Miter Gears	SUM1.5-25 KHK SUM1.5-25, Module 1.5, 25 Tooth, Stainless Steel Miter Gears	SUM1.5-30 KHK SUM1.5-30, Module 1.5, 30 Tooth, Stainless Steel Miter Gears	SUM1-20 KHK SUM1-20, Module 1, 20 Tooth, Stainless Steel Miter Gears	SUM1-25 KHK SUM1-25, Module 1, 25 Tooth, Stainless Steel Miter Gears
Gear Type	N/A Miter Gears
Construction	N/A Stainless Steel Miter Gears
Bore Type	N/A Plain
Gear Ratio	N/A 1
Module	N/A 1.5	N/A 1.5	N/A 1.5	N/A 1	N/A 1
No. of Teeth	N/A 20	N/A 25	N/A 30	N/A 20	N/A 25
Shape	N/A B3
Bore (A)	N/A 0.315 in8 mm	N/A 0.394 in10 mm	N/A 0.394 in10 mm	N/A 0.236 in6 mm	N/A 0.236 in6 mm
Hub Diameter (B)	N/A 1.024 in26 mm	N/A 1.181 in30 mm	N/A 1.417 in36 mm	N/A 0.630 in16 mm	N/A 0.787 in20 mm
Pitch Diameter (C)	N/A 1.181 in30 mm	N/A 1.476 in37.5 mm	N/A 1.772 in45 mm	N/A 0.787 in20 mm	N/A 0.984 in25 mm
Outer Diameter (D)	N/A 1.265 in32.12 mm	N/A 1.560 in39.62 mm	N/A 1.855 in47.12 mm	N/A 0.843 in21.41 mm	N/A 1.040 in26.41 mm
Mounting Distance (E)	N/A 1.181 in30 mm	N/A 1.339 in34 mm	N/A 1.693 in43 mm	N/A 0.787 in20 mm	N/A 0.906 in23 mm
Total Length (F)	N/A 0.836 in21.24 mm	N/A 0.876 in22.25 mm	N/A 1.112 in28.24 mm	N/A 0.549 in13.95 mm	N/A 0.597 in15.16 mm
Hub Width (H)	N/A 0.512 in13 mm	N/A 0.453 in11.5 mm	N/A 0.630 in16 mm	N/A 0.315 in8 mm	N/A 0.315 in8 mm
Length Of Bore (I)	N/A 0.748 in19 mm	N/A 0.748 in19 mm	N/A 0.984 in25 mm	N/A 0.472 in12 mm	N/A 0.551 in14 mm
Face Width (J)	N/A 0.315 in8 mm	N/A 0.394 in9 mm	N/A 0.394 in10 mm	N/A 0.236 in5 mm	N/A 0.236 in6 mm
Holding Surface Diameter (K)	N/A 0.605 in15.37 mm	N/A 0.769 in19.54 mm	N/A 1.013 in25.72 mm	N/A 0.388 in9.86 mm	N/A 0.592 in15.03 mm
Length from Crown to Back	N/A 0.632 in16.06 mm	N/A 0.642 in16.31 mm	N/A 0.849 in21.56 mm	N/A 0.422 in10.71 mm	N/A 0.441 in11.21 mm
Pressure Angle	N/A 20 º
Precision Grade	N/A JIS B 1704:1978 grade 3
Gear Teeth Type	N/A Gleason
Bending Strength	N/A 1.72 N·m0.18 kgf·m	N/A 2.74 N·m0.28 kgf·m	N/A 3.96 N·m0.4 kgf·m	N/A 0.49 N·m0.05 kgf·m	N/A 0.81 N·m0.083 kgf·m
Surface Durability	N/A 0.22 N·m0.022 kgf·m	N/A 0.41 N·m0.042 kgf·m	N/A 0.68 N·m0.07 kgf·m	N/A 0.06 N·m0.0061 kgf·m	N/A 0.12 N·m0.012 kgf·m
Backlash	N/A 0.002-0.0059 in0.05-0.15 mm	N/A 0.002-0.0059 in0.05-0.15 mm	N/A 0.002-0.0059 in0.05-0.15 mm	N/A 0.0012-0.0051 in0.03-0.13 mm	N/A 0.0012-0.0051 in0.03-0.13 mm
Material	N/A SUS303 (AISI 303) Stainless Steel
Tooth Hardness	N/A (less than 187HB)
Weight	N/A 0.074 kg0.163 lb	N/A 0.11 kg0.243 lb	N/A 0.21 kg0.463 lb	N/A 0.019 kg0.042 lb	N/A 0.035 kg0.077 lb