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Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Specifications
Model Number :
ST-000031
Item Name :
Square Round Head Pin
Tolerance :
±0.01mm
Manufacturingprocess :
CNC Machining
Price :
5-10 USD per item
Finish :
passivation
Supply Ability :
10000PCS per day
Shape Model :
CNC machining parts
Precision Level :
High Precision
Payment Terms :
T/T
Qc Control :
100% inspection on critical dimension
Service :
OEM/ODM/Customized/Design
Color :
Silver
Brand Name :
SITUO
Item :
Industrial Precision Components
Packaging Details :
Communication
Application :
Machining, Milling, Drilling
Drawing Format :
dwg / .igs / .stp / x_t.,JPEG,
Mounting Type :
Pin
Precision :
Min0.01
Seawater Pressure :
≥20 bar
MOQ :
1PCS
Delivery Time :
Communication
Process :
Turning/Milling/Grinding/Machining
Hardness :
HRC 35
Logo :
customized
Certification :
ISO9001 & TS16949
Equipment :
CNC lathe machine,Auto lathe machine
Rugosity :
Ra0.8
Weight :
200g
Size Tolerance :
±0.05
Keyword :
Custom CNC Machining Parts
Material :
stainless steel
Place of Origin :
Dongguan Guangdong
Corrosionresistance :
High
Description

Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components

1. Product Overview

Special-Shaped Shaft Pins are high-precision non-standard mechanical pin components with customized irregular structures, including stepped, flat, slotted, eccentric and multi-profile designs. Manufactured from premium stainless steel, carbon steel, aluminum alloy and brass via integrated CNC turning and milling processes, these custom shaft pins feature tight tolerance, excellent concentricity and smooth burr-free surface. Different from standard cylindrical pins, they are specially engineered for non-standard positioning, limiting, guiding and structural supporting of automated equipment, precision tooling and mechanical modules. Customization based on drawings and samples is available, supporting prototype sampling and mass production.

2. Core Product Advantages

1. Custom Special Profile for Non-Standard Assembly

Custom irregular integrated structures solve assembly problems that standard pins cannot adapt to. Various complex shapes such as step shoulders, flat cuts, slots, counterbores and eccentric profiles are available. One-piece forming avoids secondary assembly gaps, providing higher structural stability and perfectly matching personalized assembly requirements of special mechanical equipment.

2. High-Precision CNC Machining & Excellent Interchangeability

Multi-process CNC precision machining strictly controls outer diameter, length, step size, flat thickness and concentricity with micron-level accuracy. Smooth surface and uniform fitting clearance ensure accurate positioning and smooth assembly. Products maintain high consistency and interchangeability in batches, retaining stable precision after repeated disassembly and long-term operation.

3. Multiple Material Options for Diverse Industrial Conditions

Matched material solutions for different working scenarios: high-rigidity carbon steel for conventional load-bearing and limiting structures; rust-proof stainless steel for humid, oily and harsh environments; lightweight aluminum alloy for precision light-duty mechanical modules; non-magnetic brass for high-precision testing equipment. Optional zinc plating, nickel plating, black oxide and polishing treatments enhance wear resistance and durability.

4. Solid Integrated Structure, Wear-Resistant & Stable

One-piece solid machining forms dense and uniform internal structure with balanced strength and toughness. The shaft pins deliver outstanding friction resistance, impact resistance and fatigue resistance. They resist wear, deformation and loosening under continuous vibration and high-frequency operation, ensuring stable mechanical positioning and transmission performance.

5. Flexible Full-Customization Service

No standard size restrictions. All profiles and dimensions can be customized according to customer drawings, samples and equipment parameters. We support small-batch R&D sampling, medium-batch equipment matching and large-batch mass production, fully adapting to mechanical renovation, tooling customization and non-standard equipment upgrading demands.

3. Application Scenarios

✅ Non-standard special-shaped positioning and limiting shaft pins for automated equipment
✅ Custom guide pin components for precision tooling jigs and testing fixtures
✅ High-precision special-profile pins for mechanical transmission and assembly modules
✅ Non-standard machined shaft parts for precision instruments and light machinery
✅ Custom irregular mechanical hardware for industrial equipment renovation

4. Quality Assurance & Service

All special-shaped shaft pins undergo strict multi-inspection procedures before delivery, including full dimensional tolerance testing, concentricity calibration, burr finishing and assembly fitting verification. Standard parts support fast shipment, while one-stop non-standard CNC custom machining services are provided. We supply high-precision, wear-resistant and well-adapted custom shaft pin hardware for global precision machinery, automation and tooling manufacturing industries.

We have introduced advanced equipment and technology from Japan and Germany (CNC 5-axis and 6-axis machines) to better serve our customers' needs.


Our maximum processing outer diameter is 60, and the minimum control tolerance is 0.001. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment, which can effectively provide customers with the best technical solutions.


Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.


Our company implements 8S management and has passed ISO9001 and TS16949 automotive certifications.


Our customers include , bo-sch, Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia, and Cater-pillar.


OUR CAPACITY
Main product names: Stainless steel screws, carbon steel screws, pins, rivets, nuts,
eccentric nails, embedded parts, and other fasteners.
Business Type Factory / Maufacture
Service CNC Machining
Turning and Milling
CNC Turning
Cold heading
stamping
Assembly Service
Material 1). Aluminum: AL 6061-T6, 6063, 7075-T etc
2). Stainless steel:303,304,304L,316L,316F,630,410,420,430, etc
3). Steel: 4140, Q235, Q345B,20#,45# 1215,12L14 ,1144,1006,1008,1010,1015,1018 ,10B21,1035,1065 etc.
4)Alloy steel:5140,4135,4140,3435,5120,415 ,435,440 etc
5). Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc
6). Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90),C27000,C51900,C11000,C3604,H62,H65 etc
7). Copper, bronze, Magnesium alloy, Delrin, POM,Acrylic, PC, etc.
Finish Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish,
Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing,
electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench),
Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc.
Drawing format STEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples.
Tolerance +/-0.01mm ~ +/-0.05mm
Surface roughness Ra 0.1~3.2
Inspection Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM
Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge


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Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components

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Product Detail
Model Number :
ST-000031
Item Name :
Square Round Head Pin
Tolerance :
±0.01mm
Manufacturingprocess :
CNC Machining
Price :
5-10 USD per item
Finish :
passivation
Contact Supplier
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components
Special-Shaped Shaft Pins, Precision CNC Machined Mechanical Hardware Components

Dongguan Situo Hardware Products Technology Co., Ltd

Verified Supplier
1 Years
guangdong, dongguan
Since 2019
Business Type :
Manufacturer, Seller
Main Products :
CNC Hardware Parts, Connector Hardware, CNC Screws
Total Annual :
2800000-3500000
Employee Number :
50~100
Certification Level :
Verified Supplier
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