Print Back
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.
Unit of Measure

Specifications

Gear Type

N/A Spur Gears

Construction

N/A Carbon Steel Hubless Gears

Bore Type

N/A Finished

Module

N/A 1

No. of Teeth

N/A 70

Shape

N/A S5K

Bending Strength

N/A 29.1 N·m2.96 kgf·m

Surface Durability

N/A 4.7 N·m0.48 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 0.3 kg0.661 lb

Dimensions

Bore Diameter (A)

N/A 0.866 in22 mm

Pitch Diameter (C)

N/A 2.756 in70 mm

Outer Diameter (D)

N/A 2.835 in72 mm

Face Width (E)

N/A 0.394 in10 mm

Keyway (W x D)

N/A 0.236 x 0.110 in6 x 2.8 mm