Model & Selection
Dimensional Drawing
Model & Specification Comparison
| SKU | Gearbox Type | Gearbox Model | Gear Ratio | Number Of Gear Stages | Gearbox Diameter | Gearbox Length | Max Continuous Torque | Breaking Torque | Gearbox Efficiency | Gearbox Weight | Shaft Diameter | Pinion Hole Diameter | Operating Temperature Range | Gearbox Housing Material | Gear Material | Gear Design | Output Shaft Bearing | Lubricant In Gearbox | Axial Play | Radial Play | Backlash | Gear Module |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SR3795000 | Spur Gearbox - Round | SR37 | 9.5 :1 | 3 | 37 mm | 30.5 mm | 2 kgf·cm | 6 kgf·cm | 73 % | 108 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3710000 | Spur Gearbox - Round | SR37 | 10 :1 | 3 | 37 mm | 30.5 mm | 2 kgf·cm | 6 kgf·cm | 73 % | 108 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3719000 | Spur Gearbox - Round | SR37 | 19 :1 | 4 | 37 mm | 30.5 mm | 2 kgf·cm | 6 kgf·cm | 73 % | 108 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3728500 | Spur Gearbox - Round | SR37 | 28.5 :1 | 4 | 37 mm | 30.5 mm | 2 kgf·cm | 6 kgf·cm | 73 % | 108 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3743000 | Spur Gearbox - Round | SR37 | 43 :1 | 4 | 37 mm | 30.5 mm | 2 kgf·cm | 6 kgf·cm | 73 % | 114 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3757000 | Spur Gearbox - Round | SR37 | 57 :1 | 5 | 37 mm | 33 mm | 4 kgf·cm | 12 kgf·cm | 66 % | 114 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3785500 | Spur Gearbox - Round | SR37 | 85.5 :1 | 5 | 37 mm | 33 mm | 4 kgf·cm | 12 kgf·cm | 59 % | 122 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3712800 | Spur Gearbox - Round | SR37 | 128 :1 | 5 | 37 mm | 33 mm | 4 kgf·cm | 12 kgf·cm | 59 % | 122 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3717100 | Spur Gearbox - Round | SR37 | 171 :1 | 6 | 37 mm | 35.5 mm | 6 kgf·cm | 18 kgf·cm | 59 % | 122 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3725650 | Spur Gearbox - Round | SR37 | 256.5 :1 | 6 | 37 mm | 35.5 mm | 6 kgf·cm | 18 kgf·cm | 53 % | 126 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3738500 | Spur Gearbox - Round | SR37 | 385 :1 | 6 | 37 mm | 35.5 mm | 6 kgf·cm | 18 kgf·cm | 53 % | 126 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3751300 | Spur Gearbox - Round | SR37 | 513 :1 | 7 | 37 mm | 38 mm | 6 kgf·cm | 18 kgf·cm | 53 % | 126 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3776950 | Spur Gearbox - Round | SR37 | 769.5 :1 | 7 | 37 mm | 38 mm | 6 kgf·cm | 18 kgf·cm | 53 % | 126 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
| SR3711540 | Spur Gearbox - Round | SR37 | 1,154 :1 | 7 | 37 mm | 38 mm | 6 kgf·cm | 18 kgf·cm | 53 % | 126 g | 6 mm | φ 2 / φ 3.17 mm | -30 ~ 65 C | Zinc Alloy （Die casting） | Powder Metallurgy (Fe) / Plastics / Steel | Helical Gear / Spur Gear | Sleeve Bearing | FUMIO | 0.35 mm | 0.05 mm | 2 ° | 0.5 M |
Technical Specifications
| Gearbox Type | Spur Gearbox - Round |
|---|---|
| Gearbox Model | SR37 |
| Gear Ratio | 9.5 :1 |
| Number Of Gear Stages | 3 |
| Gearbox Diameter | 37 mm |
| Gearbox Length | 30.5 mm |
| Max Continuous Torque | 2 kgf·cm |
| Breaking Torque | 6 kgf·cm |
| Gearbox Efficiency | 73 % |
| Gearbox Weight | 108 g |
| Shaft Diameter | 6 mm |
| Pinion Hole Diameter | φ 2 / φ 3.17 mm |
| Operating Temperature Range | -30 ~ 65 C |
| Gearbox Housing Material | Zinc Alloy （Die casting） |
| Gear Material | Powder Metallurgy (Fe) / Plastics / Steel |
| Gear Design | Helical Gear / Spur Gear |
| Output Shaft Bearing | Sleeve Bearing |
| Lubricant In Gearbox | FUMIO |
| Axial Play | 0.35 mm |
| Radial Play | 0.05 mm |
| Backlash | 2 ° |
| Gear Module | 0.5 M |
