M2.5 Z40 RH Helical Gear
M2.5 Z40 RH Helical Gear. Module: 2.5; Teeth: 40; Helix Angle: 19°31′42″ reference / custom. KDI catalog product for industrial transmission and motion applications.
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M2.5 Z40 RH Helical Gear
Helical gears for smoother and quieter parallel-shaft transmission, available in right-hand and left-hand tooth directions. This page is prepared for model identification, preliminary selection and quotation. The exact production configuration should be confirmed before order placement.
Basic Specifications
| Model | HEL-M2.5-Z40-RH |
|---|---|
| Module | 2.5 |
| Teeth | 40 |
| Helix Angle | 19°31′42″ reference / custom |
| Hand | RH |
| Material | C45 / alloy steel |
Key Features
- Improved contact ratio compared with straight teeth
- Right-hand or left-hand helix
- Ground or hobbed tooth options
- Custom material and heat treatment
Typical Applications
- Machine tools
- Automation drives
- Reducers
- High-speed machinery
Selection and Matching
Confirm normal module, tooth count, helix angle and hand, pressure angle, face width, bore, center distance and mating-gear data.
Materials, Heat Treatment and Finishing
Material, heat treatment, hardness, surface treatment and machining details can be selected according to the application and drawing. For replacement parts, please provide the complete model code or a dimensional drawing so that critical interfaces can be checked.
Product Drawings and Technical Data
The PRODUCT DRAWINGS tab includes a clean KDI reference drawing and a selection table for this product family. Dimensions shown in the product description or family table are intended for selection support; confirm critical dimensions before production.
Quality and Inspection
Key dimensions can be checked during production and before shipment. For custom or precision components, inspection items may include tooth geometry, bore/keyway dimensions, runout, pitch-related dimensions, hardness and general dimensional tolerances according to the confirmed drawing.
Information Required for Quotation
- Model or product designation
- Required quantity
- Material and heat-treatment requirement
- Critical dimensions / mating component information
- Drawing or sample for non-standard requirements
- Packaging and delivery requirement, if specified
Representative series images may be used for catalog display; exact appearance can vary with size, material and configuration.
| Brand | KDI |
|---|---|
| Model | HEL-M2.5-Z40-RH |
SHIPPING AND DELIVERY
We provide suitable packaging and shipping solutions according to the product type, quantity, weight, destination and customer requirements.
PACKAGING
Standard export cartons for small and medium-sized products.
Wooden cases or pallets for heavy, long or high-value products.
Protective wrapping, rust prevention and reinforced packaging when required.
Customized labels, marks and packaging are available upon request.
SHIPPING OPTIONS
Orders can be shipped by express courier, air freight, sea freight or other suitable transportation methods. Customers may also arrange collection through their own freight forwarder.
DELIVERY TIME
Production and delivery time depend on the product model, quantity, customization requirements and current production schedule.
For an accurate lead time and shipping quotation, please send us the product model, quantity and destination. Our team will provide the relevant packing and shipping information based on your inquiry.
Helical Gears — Reference Drawing
HEL-M2.5-Z40-RH Specifications
| Model | HEL-M2.5-Z40-RH |
|---|---|
| Module | 2.5 |
| Teeth | 40 |
| Helix Angle | 19°31′42″ reference / custom |
| Hand | RH |
| Material | C45 / alloy steel |
Helical Gears Selection Table
| Model | Module | Teeth | Helix Angle | Hand |
|---|---|---|---|---|
| HEL-M1-Z20-RH | 1 | 20 | 19°31′42″ reference / custom | RH |
| HEL-M1-Z25-LH | 1 | 25 | 19°31′42″ reference / custom | LH |
| HEL-M1-Z30-LH | 1 | 30 | 19°31′42″ reference / custom | LH |
| HEL-M1-Z40-RH | 1 | 40 | 19°31′42″ reference / custom | RH |
| HEL-M1.5-Z20-RH | 1.5 | 20 | 19°31′42″ reference / custom | RH |
| HEL-M1.5-Z25-LH | 1.5 | 25 | 19°31′42″ reference / custom | LH |
| HEL-M1.5-Z30-LH | 1.5 | 30 | 19°31′42″ reference / custom | LH |
| HEL-M1.5-Z40-RH | 1.5 | 40 | 19°31′42″ reference / custom | RH |
| HEL-M2-Z20-RH | 2 | 20 | 19°31′42″ reference / custom | RH |
| HEL-M2-Z25-LH | 2 | 25 | 19°31′42″ reference / custom | LH |
| HEL-M2-Z30-LH | 2 | 30 | 19°31′42″ reference / custom | LH |
| HEL-M2-Z40-RH | 2 | 40 | 19°31′42″ reference / custom | RH |
| HEL-M2.5-Z20-RH | 2.5 | 20 | 19°31′42″ reference / custom | RH |
| HEL-M2.5-Z25-LH | 2.5 | 25 | 19°31′42″ reference / custom | LH |
| HEL-M2.5-Z30-LH | 2.5 | 30 | 19°31′42″ reference / custom | LH |
| HEL-M2.5-Z40-RH | 2.5 | 40 | 19°31′42″ reference / custom | RH |
| HEL-M3-Z20-RH | 3 | 20 | 19°31′42″ reference / custom | RH |
| HEL-M3-Z25-LH | 3 | 25 | 19°31′42″ reference / custom | LH |
| HEL-M3-Z30-LH | 3 | 30 | 19°31′42″ reference / custom | LH |
| HEL-M3-Z40-RH | 3 | 40 | 19°31′42″ reference / custom | RH |
| HEL-M4-Z20-RH | 4 | 20 | 19°31′42″ reference / custom | RH |
| HEL-M4-Z25-LH | 4 | 25 | 19°31′42″ reference / custom | LH |
| HEL-M4-Z30-LH | 4 | 30 | 19°31′42″ reference / custom | LH |
| HEL-M4-Z40-RH | 4 | 40 | 19°31′42″ reference / custom | RH |
Reference selection information for catalog use. Confirm critical dimensions, mating components, material, heat treatment and complete configuration before production or shipment.
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