Custom CNC Machined Ring Housing Component with Ground Bore and 0.005mm Tolerance for Precision Annular Housing Assemblies

Need a ring-shaped mechanical component with a precision inner bore, opposed shaft features, mounting holes and a defined multi-step process? Shenzhen Perfect Precision Products manufactures drawing-based OEM parts using CNC machining, heat-treatment coordination, internal and external grinding, laser marking and documented inspection workflows. Send your 2D/3D files for an engineering review and project-based quotation.

Key benefits

• Drawing-based OEM/ODM manufacturing
• CNC milling, turning and mill-turn process coverage
• Internal and external grinding coordination for selected features
• Standard machining capability stated at ±0.01 mm; special areas subject to drawing review at ±0.005 mm
• CMM and 2D measuring resources with 6 QA/QC inspectors

Request a Quote | Send Your Drawing

This product is shown as a custom-machined annular housing or support component. The part has a circular body with a stepped central bore, two opposed cylindrical shaft features and several visible mounting or retaining holes. The supplied product record identifies a process route involving CNC milling, quench and tempering, internal and external cylindrical grinding, and laser engraving; the exact sequence remains subject to drawing review.

The central bore, shoulder faces, shaft ends and hole locations may be important to assembly alignment or positioning. Final dimensions, fit classes, datum structure, thread specifications, hardness, roughness and inspection criteria should be taken from the current drawing and purchase specification.

1. Drawing and DFM review
2. Material and batch verification
3. CNC milling, turning or mill-turn machining as applicable
4. Quench and tempering according to the approved specification
5. Internal and external cylindrical grinding for defined features
6. Deburring, cleaning and laser engraving
7. Dimensional inspection using suitable gauges, 2D instruments or CMM
8. Final inspection, documentation and export packaging

Shenzhen Perfect Precision Products states that its quality resources include 6 QA/QC inspectors, 5 testing instruments, CMM and 2D measuring instruments. ISO9001:2015 and ISO13485:2016 are identified in the supplied company directory as verified quality systems. Any additional certification requirement should be confirmed with current original documents before contractual reliance.

Founded in 2012, Shenzhen Perfect Precision Products Co., Ltd. is a custom OEM/ODM manufacturer in Shenzhen, China. The supplied company directory lists 79+ machines, 100+ professional staff, CNC machining, injection molding, sheet metal and related manufacturing capabilities, with stated monthly output exceeding 300,000 pieces.

The company supports drawing-based customization, DFM review, prototypes, pilot runs and production. It also states that it serves customers in more than 100 countries and regions and can coordinate export logistics through a Hong Kong trading arm. Customer drawings and product information can be handled as confidential business information, with NDAs available on request.

Please send:

• 2D drawing and 3D CAD file
• Material grade and heat-treatment condition
• Quantity and annual demand
• Critical bore, shaft, shoulder and hole tolerances
• Thread and surface-roughness requirements
• Laser-marking artwork and location

Inspection reports, material certificates or third-party inspection requirements

Required delivery date and destination

If you do not yet have a complete drawing, send photographs, a dimensioned sketch or a physical sample together with the intended function. A preliminary assessment can be prepared from the available information, while final pricing and production release remain subject to engineering review.

Request a Quote | Send Your Drawing

The supplied product record identifies 1Cr13Ni2. Confirm the applicable standard, grade designation, heat-treatment condition and material certificate before production.

The supplied process description indicates CNC milling, quench and tempering, internal and external cylindrical grinding and laser engraving. The final routing depends on the drawing and quality requirements.

The company directory states ±0.01 mm standard machining tolerance and ±0.005 mm for special areas. Critical dimensions and achievable tolerances are confirmed during engineering review.

The company information states that inspection records and material certificates can be provided on request. Report scope should be specified in the RFQ.

Yes, prototype, pilot-run and production options are reviewed according to geometry, material, quantity, process route and inspection requirements.

The company directory states that customer designs can be handled confidentially and that NDAs can be arranged on request. Execute the applicable NDA before sharing sensitive files when required.

If your project requires a custom ring-shaped component with a finished bore, opposed shaft features, defined hole locations or laser marking, send your drawing, 3D model, material and quantity requirements to Shenzhen Perfect Precision Products.

The engineering team can review the critical features, identify missing information and prepare a project-based quotation.

Request a Quote | Send Your Drawing