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KHK GEARS Internal Ring Gear: Module m 3, 50 Teeth, 150 mm Pitch Dia - Metric Internal Gears
KHK GEARSMetric Internal Gears

KHK GEARS Internal Ring Gear: Module m 3, 50 Teeth, 150 mm Pitch Dia

3G Electric supplies the KHK GEARS Internal Ring Gear (SKU SI3-50, MPN SI3-50), a metric internal gear with module m 3, 50 teeth, and 150 mm pitch diameter, made of black oxide coated carbon steel. We interpret…

SKU 3G-OTH-723862

Also listed as: SI350 · SI3 50

Brand
KHK GEARS
Item
Internal Ring Gear: Module m 3, 50 Teeth, 150 mm Pitch Dia
Category
Metric Internal Gears
Available to Order
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

KHK GEARS
Manufacturer Part Number
SI3-50
Type
Black Oxide Coated Carbon Steel
Teeth
50
Pitch Dia
150 mm

Technical Documents

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KHK GEARS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

3G Electric supplies the KHK GEARS Internal Ring Gear (SKU SI3-50, MPN SI3-50), a metric internal gear with module m 3, 50 teeth, and 150 mm pitch diameter, made of black oxide coated carbon steel. We interpret customer demand across 14 industrial departments—and far more—with specialist depth in combustion, pumps, and controls as an authorized distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.

Frequently Asked Questions

What is a KHK GEARS Internal Ring Gear used for?

A KHK GEARS Internal Ring Gear is used in planetary gear systems, differential drives, and compact power transmission applications where space is limited. It is common in industrial machinery, robotics, and automotive drivetrains requiring smooth, high-torque motion.

What are the specifications of the KHK GEARS Internal Ring Gear SI3-50?

The KHK GEARS Internal Ring Gear SI3-50 has module m 3, 50 teeth, and a 150 mm pitch diameter. It is made of black oxide coated carbon steel for corrosion resistance. This metric internal gear is designed for precise meshing with external pinions in enclosed gearboxes.

Where to buy KHK GEARS Internal Ring Gear worldwide?

3G Electric supplies the KHK GEARS Internal Ring Gear SI3-50 worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver genuine parts across 14 departments, including power transmission and pneumatics.

How to select the correct KHK GEARS Internal Ring Gear for an application?

To select the correct KHK GEARS Internal Ring Gear, match module, tooth count, and pitch diameter to your mating pinion and center distance. Verify bore size and keyway requirements. For planetary systems, ensure the ring gear's internal teeth align with planet gear specifications. 3G Electric can help confirm fitment.

KHK GEARS Products

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

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Ground Spiral Bevel Gear: Spiral, Gear Ratio 2, Left Hand, Module m 2.5, 20 Teeth, 12 mm Bore Dia (MPN SBSG2.5-2040L)
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Ground Spiral Bevel Gear: Spiral, Gear Ratio 2, Left Hand, Module m 2.5, 20 Teeth, 12 mm Bore Dia (MPN SBSG2.5-2040L)
Spiral Bevel Gear: Spiral, Gear Ratio 2.5, Left Hand, Module m 2.5, 18 Teeth, 12 mm Bore Dia (MPN SBS2.5-1845L)
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Spiral Bevel Gear: Spiral, Gear Ratio 2.5, Left Hand, Module m 2.5, 18 Teeth, 12 mm Bore Dia (MPN SBS2.5-1845L)
Miter Gear: Dia. Pitch 12, Steel, 20 Pressure Angle, 15 Teeth, 3/8 in Bore Dia (MPN L125Y)
BOSTON
Miter Gear: Dia. Pitch 12, Steel, 20 Pressure Angle, 15 Teeth, 3/8 in Bore Dia (MPN L125Y)

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