KHK Gears US
KHK Gears US
259 Elm Place
Mineola, NY 11501
E-Mail: info@khkgears.us
Phone: (516) 248-3850

Website: Clients Website
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The SSA Hubless Spur Gears are made from carbon steel and are NOT hardened. These Spur Gears are lighter weight due to their lack of a hub and are suitable for compact designs. These Hubless Spur Gears are easily customizable and J Series configurations of these Spur Gears are also available.\nHubless gears for lighter and more compact applications.
SSA - Category
Unit of Measure
Items Hubless-Spur-Gears SSA
SSA1-20
KHK SSA1-20, Module 1, 20 Tooth, Carbon Steel Hubless Gears 		Hubless-Spur-Gears SSA
SSA1-20H
KHK SSA1-20H, Module 1, 20 Tooth, Hardened Carbon Steel Hubless Gears 		Hubless-Spur-Gears SSA
SSA1-20J8
KHK SSA1-20J8, Module 1, 20 Tooth, Carbon Steel Hubless Gears 		Hubless-Spur-Gears SSA
SSA1-24
KHK SSA1-24, Module 1, 24 Tooth, Carbon Steel Hubless Gears 		Hubless-Spur-Gears SSA
SSA1-24H
KHK SSA1-24H, Module 1, 24 Tooth, Hardened Carbon Steel Hubless Gears
Gear Type N/A Spur Gears
Construction N/A Carbon Steel Hubless Gears
Bore Type N/A Plain N/A Plain N/A Finished N/A Plain N/A Plain
Module N/A 1
No. of Teeth N/A 20 N/A 20 N/A 20 N/A 24 N/A 24
Shape N/A S5 N/A S5 N/A S5K N/A S5 N/A S5
Bore Diameter (A) N/A 0.315 in8 mm
Pitch Diameter (C) N/A 0.787 in20 mm N/A 0.787 in20 mm N/A 0.787 in20 mm N/A 0.945 in24 mm N/A 0.945 in24 mm
Outer Diameter (D) N/A 0.866 in22 mm N/A 0.866 in22 mm N/A 0.866 in22 mm N/A 1.024 in26 mm N/A 1.024 in26 mm
Face Width (E) N/A 0.394 in10 mm
Keyway (W x D) N/A N/A N/A 0.118 x 0.055 in3 x 1.4 mm N/A N/A
Bending Strength N/A 5.75 N·m0.59 kgf·m N/A 5.75 N·m0.59 kgf·m N/A 5.75 N·m0.59 kgf·m N/A 7.47 N·m0.76 kgf·m N/A 7.47 N·m0.76 kgf·m
Surface Durability N/A 0.33 N·m0.033 kgf·m N/A 0.33 N·m0.033 kgf·m N/A 0.33 N·m0.033 kgf·m N/A 0.49 N·m0.05 kgf·m N/A 0.49 N·m0.05 kgf·m
Backlash N/A 0.0031-0.0071 in0.08-0.18 mm
Precision Grade N/A JIS grade N8 (JIS B1702-1:1998)
Gear Teeth Type N/A Standard Full Depth
Pressure Angle N/A 20 º
Material N/A S45C (AISI 1045) Carbon Steel
Tooth Hardness N/A less than 194HB
Surface Treatment N/A Black oxide coating
Weight N/A 0.021 kg0.046 lb N/A 0.021 kg0.046 lb N/A 0.021 kg0.046 lb N/A 0.032 kg0.071 lb N/A 0.032 kg0.071 lb