CNC Machined Rings Australia
We manufacture custom CNC machined rings from steel, stainless steel, aluminium, brass, titanium, and bronze. Sealing rings, bearing rings, gear rings, retaining rings — all CNC turned and finished to your exact specifications. Quote in 2 business days.
Ring Types We Manufacture
From simple spacer rings to complex bearing and sealing rings with custom profiles.
Sealing Rings
Dynamic and static sealing rings for fluid and pressure containment.
Retaining Rings
Snap rings and C-rings for axial load and component retention.
Bearing Rings
Precision raceway rings for rolling element bearings and support.
Gear Rings
Ring gears and gear-profile rings for power transmission.
Spacer Rings
Precision spacing and alignment rings for assembly.
Threaded Rings
Rings with internal or external threading for fastening.
Split Rings
Removable or split-construction rings for easy assembly.
Custom Profile Rings
Rings with customer-specific geometry and features.
Materials Available
We supply custom machined rings in all standard engineering materials — choose the right material for load and environment.
| Material | Grades | Applications |
|---|---|---|
| Steel | 4140, 4340 | High-load bearings, gears, retaining rings, structural |
| Stainless Steel | 316, 17-4 PH | Marine, chemical, aerospace, corrosion-resistant rings |
| Aluminium | 6061-T6 | Lightweight spacer rings, aerospace applications |
| Brass | C360, C385 | Low-friction bearing, electrical conductivity, decorative |
| Titanium | Grade 2, Grade 5 | Aerospace, extreme temperature, medical devices |
| Bronze | Phosphor bronze | Low-friction bearing rings, sealing applications |
Manufacturing Capabilities
CNC Turning
High-precision turning for uniform ring profiles, OD, ID, and width control. Swiss turning for complex small rings.
- ✓ Precision OD/ID
- ✓ Tight width control
- ✓ Grooves and shoulders
- ✓ Multi-feature turning
Custom Profiles
Multi-axis machining for rings with complex grooves, tapers, flanges, and internal features.
- ✓ Custom geometry
- ✓ Complex grooves
- ✓ Integral flanges
- ✓ Threaded features
Surface Treatment
Hard chrome plating, nitriding, case hardening, and finish grinding for wear-resistant rings.
- ✓ Hard chrome coating
- ✓ Nitriding & hardening
- ✓ Finish grinding
- ✓ Wear-resistant surfaces
Quality Assurance
- ✓Coordinate measuring machine (CMM) inspection available
- ✓Dimensional tolerances verified on all parts
- ✓Runout and concentricity gauging
- ✓Surface finish verification
- ✓Material certifications on request
- ✓Full traceability documentation
- ✓ISO 9001 quality processes
Lead Times & Quantities
Quote Turnaround
2 business days for quote response
Simple Rings (1-off)
3–5 business days typical
Complex Rings (with surface treatment)
5–15 business days depending on finish
Rush Service
Available — contact for expedited lead times
Industries We Serve
Automotive
Aerospace
Industrial Machinery
Oil & Gas
Marine
Medical Devices
CNC Machined Rings FAQ
What ring types can you manufacture?
We manufacture custom CNC machined rings including sealing rings (dynamic and static seals), retaining rings (snap rings, C-rings), bearing rings (raceway rings), gear rings (ring gears), spacer rings (spacing and alignment), custom profile rings (unique geometry), threaded rings (fastening), and split rings (removable rings). All rings are CNC turned and finished to your exact specifications.
What materials are best for high-load rings?
Steel 4140 and 4340 are the standard choices for high-load rings — tensile strengths up to 655–1,200 MPa. Stainless steel 316 and 17-4 PH offer excellent load capacity with corrosion resistance. Bronze is ideal for low-friction bearing rings and sealing applications. Titanium Grade 5 provides extreme strength-to-weight ratio for aerospace rings. PEEK is suitable for medical and high-performance polymer ring applications.
What tolerances can you hold on ring diameters?
Standard CNC machining on rings achieves ±0.05mm on all diameter dimensions. Precision machining with grinding can hold ±0.01mm. For critical bearing rings or sealing rings, we recommend finishing operations to achieve ±0.005mm or better. Radial runout and concentricity are typically within ±0.05mm for standard machining — tighter control available on request.
What is the typical lead time for custom rings?
Quote turnaround is 2 business days. Once order is confirmed, lead times depend on ring complexity and current shop load. Simple rings typically deliver in 3–5 business days. Complex rings with multiple features may require 5–10 business days. Surface treatment and hardening adds additional time. Rush lead times are available — contact our engineering team for expedited scheduling.
Can you manufacture rings with custom profiles?
Yes. Custom ring profiles are a standard capability. We regularly machine rings with custom OD/ID combinations, grooves, shoulders, tapers, and complex internal geometry. Multi-profile rings (e.g., bearing rings with integral flanges or grooves) are produced in single setup with CNC turning and milling.
Do you offer surface treatments for wear resistance?
Yes. Surface treatments are managed as part of our supply service. Options include hard chrome plating (wear and corrosion resistance), nitriding (hardened surface layer), case hardening (carburising and hardening), and anodising (for aluminium rings). Specify your treatment requirement on your drawing or in your quote request.
Get a Quote in 2 Business Days
Upload your drawing and receive a quote for custom CNC machined rings — any material, any profile. From prototypes to production runs.
Start Your Quote →