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KHK GEARS Spur Gear: Module m 1, 25 Teeth, 8 mm Bore Dia, Black Oxide Coated Carbon Steel - Metric Spur Gears with Standard Hub
KHK GEARSMetric Spur Gears with Standard Hub

KHK GEARS Spur Gear: Module m 1, 25 Teeth, 8 mm Bore Dia, Black Oxide Coated Carbon Steel

The KHK GEARS Spur Gear (Module m 1, 25 Teeth, 8 mm Bore Dia) is a metric spur gear with standard hub, precision class JIS N8 (JIS B1702-1:1998), made of S45C carbon steel with a black oxide finish and a 20° pressure…

SKU 3G-OTH-724546

Brand
KHK GEARS
Item
Spur Gear: Module m 1, 25 Teeth, 8 mm Bore Dia, Black Oxide Coated Carbon Steel
Category
Metric Spur Gears with Standard Hub
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Technical Specifications

KHK GEARS
Manufacturer Part Number
SS1-25B
Type
Black Oxide Coated Carbon Steel
Material
Carbon Steel
Teeth
25
Finish
Black Oxide
Bore Dia
8 mm
Hub Type
Hub with Set Screws
Gear Shape
S1T
Material Grade
S45C
Pressure Angle
20°
Precision Class
JIS N8 (JIS B1702-1:1998)
System of Measurement
Metric
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KHK GEARS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KHK GEARS Spur Gear (Module m 1, 25 Teeth, 8 mm Bore Dia) is a metric spur gear with standard hub, precision class JIS N8 (JIS B1702-1:1998), made of S45C carbon steel with a black oxide finish and a 20° pressure angle. 3G Electric interprets your demand for this OEM-specified gear and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is the KHK GEARS Spur Gear SS1-25B used for?

This KHK GEARS metric spur gear is used in power transmission and motion control applications across industrial machinery, conveyors, and automation systems. Its 25 teeth, 8 mm bore, and 20° pressure angle suit precise speed and torque transfer in compact drives.

What are the specifications of the KHK GEARS Spur Gear SS1-25B?

The KHK GEARS Spur Gear SS1-25B has module m 1, 25 teeth, 8 mm bore diameter, 20° pressure angle, JIS N8 precision (JIS B1702-1:1998), S45C carbon steel with black oxide finish, and hub with set screws. It is a metric standard-hub spur gear.

Where to buy KHK GEARS Spur Gear SS1-25B worldwide?

3G Electric supplies the KHK GEARS Spur Gear SS1-25B to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this OEM-specified gear.

How to install the KHK GEARS Spur Gear SS1-25B?

Align the 8 mm bore with the shaft, tighten the set screws in the hub to secure the gear, and ensure proper backlash with the mating gear. Lubricate per application requirements and verify alignment to maintain JIS N8 precision.

KHK GEARS Products

3G Electric supplies KHK GEARS metric spur gears with standard hub. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Spur Gear: Module m 1.5, 90 Teeth, 15 mm Bore Dia, Black Oxide Coated Carbon Steel, Plain Bore (MPN SS1.5-90). Key specifications — Material Grade: S45C; Finish: Black Oxide; System of Measurement: Metric; Material: Carbon Steel; Hub Type: Hub with Set Screws; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
Spur Gear: Module m 1.5, 100 Teeth, 15 mm Bore Dia, Stainless Steel, 20° Pressure Angle, Plain Bore (MPN SUS1.5-100). Key specifications — Material Grade: SUS303; System of Measurement: Metric; Material: Stainless Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
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Spur Gear: Module m 1.5, 100 Teeth, 15 mm Bore Dia, Stainless Steel, 20° Pressure Angle, Plain Bore (MPN SUS1.5-100). Key specifications — Material Grade: SUS303; System of Measurement: Metric; Material: Stainless Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
Spur Gear: Module m 1, 26 Teeth, 8 mm Bore Dia, Black Oxide Coated Carbon Steel, 20° Pressure Angle (MPN SS1-26). Key specifications — Material Grade: S45C; Finish: Black Oxide; System of Measurement: Metric; Material: Carbon Steel; Hub Type: Hub with Set Screws; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
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Spur Gear: Module m 1, 26 Teeth, 8 mm Bore Dia, Black Oxide Coated Carbon Steel, 20° Pressure Angle (MPN SS1-26). Key specifications — Material Grade: S45C; Finish: Black Oxide; System of Measurement: Metric; Material: Carbon Steel; Hub Type: Hub with Set Screws; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
Spur Gear: Module m 2, 20 Teeth, 12 mm Bore Dia, Stainless Steel, 20° Pressure Angle, Plain Bore (MPN SUS2-20). Key specifications — Material Grade: SUS303; System of Measurement: Metric; Material: Stainless Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
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Spur Gear: Module m 2, 20 Teeth, 12 mm Bore Dia, Stainless Steel, 20° Pressure Angle, Plain Bore (MPN SUS2-20). Key specifications — Material Grade: SUS303; System of Measurement: Metric; Material: Stainless Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
Spur Gear: Module m 0.5, 24 Teeth, 4 mm Bore Dia, Black Oxide Coated Carbon Steel, Plain Bore (MPN SS0.5-24A). Key specifications — Material Grade: S45C; Finish: Black Oxide; System of Measurement: Metric; Material: Carbon Steel; Hub Type: Hub with Set Screws; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S3T.
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Spur Gear: Module m 1, 30 Teeth, 6 mm Bore Dia, Duracon, 20° Pressure Angle, Plain Bore (MPN DS1-30). Key specifications — Material Grade: M90-44; System of Measurement: Metric; Material: Duracon; Precision Class: JIS N12 (JIS B1702-1:1998); Gear Shape: S9.
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Spur Gear: Module m 1, 30 Teeth, 6 mm Bore Dia, Duracon, 20° Pressure Angle, Plain Bore (MPN DS1-30). Key specifications — Material Grade: M90-44; System of Measurement: Metric; Material: Duracon; Precision Class: JIS N12 (JIS B1702-1:1998); Gear Shape: S9.
Spur Gear: Module m 1.5, 75 Teeth, 15 mm Bore Dia, Stainless Steel, 20° Pressure Angle, Plain Bore (MPN SUS1.5-75). Key specifications — Material Grade: SUS303; System of Measurement: Metric; Material: Stainless Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
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Spur Gear: Module m 1.5, 75 Teeth, 15 mm Bore Dia, Stainless Steel, 20° Pressure Angle, Plain Bore (MPN SUS1.5-75). Key specifications — Material Grade: SUS303; System of Measurement: Metric; Material: Stainless Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
Spur Gear: Module m 2, 13 Teeth, 10 mm Bore Dia, Black Oxide Coated Carbon Steel, 20° Pressure Angle (MPN SS2-13). Key specifications — Material Grade: S45C; Finish: Black Oxide; System of Measurement: Metric; Material: Carbon Steel; Precision Class: JIS N8 (JIS B1702-1:1998); Gear Shape: S1.
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