KHK Screw Gear SN3-20RJ20 SN3-20RJ20 1 piece

Catalog number: SN3-20RJ20 Features: ●The meshing ratio is larger than that of SS spur gears, making it effective in reducing noise and vibration. Applications: ●Power transmission gears. Specifications: ●Module: 3●Number of teeth: 20●Shape: S1K●Reference circle diameter (mm): 84.8528●Tooth width (mm): 25●Hole diameter (mm): 20●Tooth tip circle diameter: 90.8528●Total length (mm): 43●Boss diameter (mm): 60●Boss length (mm): 18●Tap: M5●Key groove: 6×2.8●Screw hole position: 9●Gear precision: JIS B1702-1N9 grade equivalent●Tooth surface hardness●Tooth shape: Straight teeth●Surface treatment: Blackening (additional processing parts are not re-blackened)●Pressure angle: 20°●Tooth surface finish: Cutting●Gear reference surface: Hole (H7)●Heat treatment: None●Twist angle: 45° Material/Finish: ●S45C Note: ●This product is a contracted product, so the manufacturer will complete it within 3 days after ordering. (Logistics is not included) ●This product cannot be canceled because it will be processed immediately after ordering. ●This is a single item sold, not a set.