A compact custom component configuration for drawing-based review.
Custom QAl9-4 Aluminum Bronze Helical Gear with Integrated Hub
Custom OEM / ODM Gear Manufacturing
Custom QAl9-4 Aluminum Bronze Helical Gear with Integrated Hub
CNC turning and gear hobbing for drawing-based OEM projects
Shenzhen Perfect Precision Products Co., Ltd. manufactures drawing-based custom gears and precision mechanical components for OEM and ODM programs. This component features an integrated cylindrical hub, central bore and angled gear teeth. The supplied project information identifies the manufacturing route as CNC turning plus gear hobbing and the material as QAl9-4 aluminum bronze; final specifications remain subject to drawing and material-document review.
Submit your 2D drawing, 3D model, gear parameters, material requirements and quantity for an engineering review and quotation.
Product-specific dimensions, gear data, tolerances and operating ratings are confirmed through drawing review.
Why This Gear Configuration Is Suitable for Engineering Review
CNC turning and gear hobbing planned around the supplied part geometry.
QAl9-4 aluminum bronze is identified in the supplied project information, subject to confirmation.
Bore, gear geometry, hub dimensions and critical datums are reviewed from engineering data.
Prototype, small-batch and production options are evaluated by project requirements.
Product Overview
This custom gear is a cylindrical gear component with a raised hub, through bore and angled teeth around the outer circumference.
The visible configuration requires coordinated control of the central bore, hub diameter and length, gear blank geometry, tooth profile, tooth width, tooth orientation and the relationship between the gear teeth and turning datums. For a production quotation, the engineering team should review the complete drawing or CAD model rather than estimate critical dimensions from photographs.
The supplied project information does not establish the exact tooth count, module, pressure angle, helix angle, bore tolerance, gear accuracy grade, surface roughness, material condition or load rating. These items must be defined before production release.
Product Specifications
Part type
Custom helical or angled-tooth gear with integrated hub and central bore. Terminology to confirm from drawing.
Material
QAl9-4 aluminum bronze. Confirm exact grade, condition and certificate before production.
Manufacturing route
CNC turning plus gear hobbing, subject to engineering review.
Gear parameters
Tooth count, module/DP, pressure angle, helix angle, helix direction and tooth width: to be confirmed.
Bore and hub
Central bore with raised cylindrical hub; exact dimensions and fit to be confirmed.
Keyway / spline
Not clearly established in the supplied project information; confirm from drawing.
Overall dimensions
Subject to drawing review; not established from photographs.
Part tolerance
Component-specific tolerance is not verified; subject to drawing and quotation.
General tolerance
Standard machining capability ±0.01 mm; special areas may reach ±0.005 mm depending on feature and project.
Surface roughness
General capability Ra 0.1–3.2 μm depending on material, geometry and finish requirement.
Inspection
CMM and 2D measuring instruments; 6 QA/QC inspectors and 5 testing instruments.
Quality systems
ISO9001:2015 and ISO13485:2016 documented; applicability to this part to be confirmed.
Prototype
Available. Timing depends on complexity, material, finishing and inspection scope.
Production
Low-volume through production programs; broader factory capacity is documented at 300,000+ pieces/month.
Drawing formats
PDF, STEP, IGS, STL, X_T, DWG, DXF and other common engineering formats, subject to file review.
Documents
Inspection records, full dimensional reports/FAIR and material certificates can be requested for applicable orders.
Important: General factory capability does not replace the specification for this gear. The drawing, material documents and agreed inspection plan control the final product requirements.
Engineering Considerations Before Quotation
Define the gear data
Provide tooth count, module or diametral pitch, pressure angle, helix angle, helix direction, face width, reference diameter and any applicable gear standard or accuracy grade.
Define the mounting interface
Identify the bore size and tolerance, hub dimensions, keyway or spline details, end-face datum, runout or concentricity requirements, and any clamping or retention features.
Define the material and documentation
Confirm the exact QAl9-4 designation, material condition, supply form and required material certificate. Include chemical, mechanical, corrosion, wear or temperature requirements when relevant to the operating environment.
Define the inspection scope
Identify critical gear and mounting features, sampling requirements, first-article inspection requirements, gear measurement requirements, material traceability and third-party inspection needs.
Product-Specific Manufacturing Benefits
1
One coordinated route for the hub and gear blank
CNC turning can establish the main rotational surfaces, hub and bore, while gear hobbing forms the specified tooth geometry. The final route is confirmed after drawing review so datums, workholding and inspection references are consistent.
2
Drawing-based control of the central bore
The bore may determine how the gear is mounted on a shaft or spindle. Diameter, fit class, roundness, chamfer, surface condition and relationship to the gear axis should be specified on the drawing.
3
Engineering review for angled-tooth geometry
Angled teeth introduce requirements for helix direction, tooth orientation, face width and the relationship between tooth geometry and the gear blank. Gear data or a validated CAD model supports manufacturability assessment.
4
Material traceability for QAl9-4 projects
Include the material grade and documentation requirements in the RFQ. The required certificate type should be stated before quotation so sourcing, traceability and documentation are included in the project scope.
5
Inspection planning around mating features
Depending on the drawing, inspection may include bore size, hub dimensions, tooth geometry, concentricity, runout, face alignment, burr condition and surface appearance. The exact method is project-dependent.
6
Support from prototype to repeat production
A staged approach allows the buyer to validate bore fit, tooth engagement, assembly clearance and finish requirements before committing to a larger production quantity.
Manufacturing Process and Quality Control
Review gear data, drawing, CAD model, material, datums, tolerances, inspection requirements and quantity.
Check the specified QAl9-4 material against purchase and project documentation and plan traceability if required.
Establish the bore, hub, outside diameters, end faces and other rotational features shown on the drawing.
Generate the teeth according to the approved tooth count, module/DP, pressure angle, helix data and face width.
Review edges around the bore, hub, tooth spaces and gear faces against the agreed drawing and appearance requirements.
Use documented QA/QC resources, including CMM and 2D measuring instruments, according to the project inspection plan.
Protect finished parts with suitable wrapping, foam or dividers, export cartons and agreed documentation.
Applications and Target Industries
The supplied project information establishes the component as a custom gear-style mechanical part, but does not verify a final application. After technical validation, this configuration may be considered for:
Mechanical transmission and rotating equipment assemblies subject to drawing validation.
Motion-control mechanisms and actuator-related assemblies where the gear design is validated.
Potentially relevant where the material and operating environment are technically approved.
These are potential application directions, not claims that the photographed part has been approved for any specific machine, load, speed, temperature or regulatory use.
Customization and RFQ Requirements
For a technically complete quotation, please send:
- 2D engineering drawing with dimensions, datums, tolerances and gear call-outs.
- 3D CAD model, preferably together with the 2D drawing.
- Material grade and required material condition.
- Tooth count, module or DP, pressure angle, helix angle, helix direction and face width.
- Bore, hub, keyway/spline and shaft-fit requirements.
- Prototype, pilot, first-order and expected annual quantities.
- Surface finish, deburring, coating or corrosion-protection requirements.
- Critical inspection dimensions and required reports.
- Material certificates, FAIR, COC, RoHS/REACH or third-party inspection requirements.
- Target delivery date and destination country.
Accepted engineering formats include PDF, STEP, IGS, STL, X_T, DWG, DXF and other common formats, subject to file review.
Why Choose Shenzhen Perfect Precision Products Co., Ltd.?
A documented custom manufacturing model
Shenzhen Perfect Precision Products Co., Ltd. is documented as a custom OEM/ODM manufacturer founded in 2012, with its factory in Shenzhen, China. The company information identifies 79+ machines, more than 100 professional staff and capabilities covering CNC machining, injection molding, sheet metal, casting, forging, rapid prototyping and specialized components such as gears and linear modules.
Quality resources for drawing-based parts
The documented general quality resources include ISO9001:2015 and ISO13485:2016 systems, 6 QA/QC inspectors, 5 testing instruments, CMM and 2D measuring equipment. The inspection scope for this specific gear must be defined in the quotation and drawing.
Engineering support from prototype to production
The company supports OEM drawing-based manufacturing and ODM development, including DFM review, prototyping and production planning. Buyers can start with a sample or small batch to validate the gear interface before discussing repeat production.
International project support
The company documents customers in 100+ countries and regions, international shipping coordination and export-document support. Delivery dates, Incoterms and transit timing are confirmed per project.
Frequently Asked Questions
What material is this custom gear made from?
The supplied project information identifies QAl9-4 aluminum bronze. Confirm the exact grade, material condition and certificate requirement on the drawing or purchase specification before production.
Do you manufacture the gear by CNC turning and hobbing?
The supplied project information identifies a turning plus gear-hobbing route. The final process plan is confirmed after reviewing gear data, blank geometry, hub, bore, quantity and inspection requirements.
Can you manufacture a gear from a photograph?
A photograph can support an initial feasibility discussion or budget estimate, but it cannot establish tooth geometry, fits or inspection requirements. A production quotation requires a drawing, CAD model, gear data or physical sample with the required reverse-engineering scope.
What gear parameters are needed for quotation?
Provide tooth count, module or DP, pressure angle, helix angle, helix direction, face width, reference dimensions, gear accuracy requirements and the applicable standard. Also include bore, hub, keyway or spline requirements and critical tolerances.
Can you hold ±0.005 mm on this gear?
The documented general factory capability is standard machining tolerance of ±0.01 mm, with ±0.005 mm possible on special areas depending on feature, material, size and inspection plan. This is not an automatic specification for this gear; feasibility must be confirmed from the drawing.
Can you provide inspection and material reports?
Inspection records, full dimensional reports/FAIR and material certificates can be requested for applicable orders. State the required documents, critical features and reporting standard in the RFQ.
Do you accept prototype and small-batch orders?
Yes. Prototype and small-batch programs are supported, with quantity and timing confirmed according to geometry, material availability, setup, finishing and inspection scope.
What is the production lead time?
The company information gives a typical standard production reference of approximately 3–4 weeks for standard orders, subject to quantity, complexity, material, finishing, inspection and current workload. A committed date is confirmed after engineering review and order approval.
Can you provide surface treatment for QAl9-4 aluminum bronze?
Surface treatment is project-dependent. Specify the required appearance, corrosion protection, dimensional impact and compliance documents so the appropriate route can be evaluated for QAl9-4.
Can my design remain confidential?
Customer drawings and product information are treated as confidential business information. NDAs can be requested, and internal access to customer designs is restricted according to documented IP-management practices.
Request a Quote for Your Custom Gear
Need a custom QAl9-4 aluminum bronze helical gear with a defined bore, hub and tooth profile?
Send your drawing or CAD model together with the material grade, gear parameters, quantity, finish and inspection requirements. Shenzhen Perfect will review the manufacturability of the part, identify missing technical information and prepare a project-based quotation.
For the fastest engineering review, include the 2D drawing and 3D model in the same inquiry whenever available.
