CNC Turned Automotive Pins

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CNC Turned Automotive Pins are a specialized type of pin that is used in the automotive industry. These pins are made using a CNC turning process and designed to meet specific requirements of the automotive industry. Automotive pins are used in various applications, such as engine and transmission mounts, suspension and steering components, or body panels.

CNC Turned Automotive Pins are made from high-strength materials that can withstand rigorous automotive environments. The pins are precision-machined to tight tolerances, ensuring a perfect fit and function for the intended application. CNC Turned Automotive Pins come in a variety of sizes and designs to meet specific needs of the automotive industry.

What specification of CNC Turned Automotive Pins FRIMA can offer?

FRIMA’s CNC Turned Automotive Pins come in a variety of sizes and colors to fit your needs. We offer many different customization options to make sure you’re getting exactly what you want.

– Size

  • Threaded Holes
  • UNC & UNF threads from #2 up to 0.5 in.
  • Metric threads M1.2 and above

– Radii

Turned outside corners will typically include a 0.005 in. chamfer.

Minimum hole size:

  • Minimum on-axis and axial: 0.04 in. (1mm
  • Minimum radial: 0.08 in. (0.5mm), 0.04 in (0.5mm) for aluminum and brass


  • Minimum OD groove width: 0.047 in. (1.2mm)
  • Minimum OD groove width for aluminum and brass:0.019 in (0.5mm)
  • Maximum OD groove depth: 0.95 in. (24.1mm)—varies with a groove width


– CNC Turned Automotive Pins Standards

CNC Machining Standards (DIN ISO 2768-1(1991-06))
Tolerance Class Tolerance(mm)
Metal (ISO 2768-F) Plastic (ISO 2768-F)
0.5 to 3 Over 3 to 6 Over 6 to 30 Over 30 to 120 Over 120 to 400 Over 400 to 1000 Over 1000 to 2000 0.5 to 3 Over 3 to 6 Over 6 to 30 Over 30 to 120 Over 120 to 400 Over 400 to 1000 Over 1000 to 2000
F ±0.05 ±0.05 ±0.1 ±0.15 ±0.2 ±0.3 ±0.5 ±0.05 ±0.05 ±0.1 ±0.15 ±0.2 ±0.3 ±0.5

– General Tolerances For Shape And Position

General Tolerances for Shape and Position (DIN ISO 2768-2(1991-04))
Tolerance class Tolerance(mm)
Straightness and Flatness Verticality Symmetry
10 10 to 30 30 to 100 100 to 300 300 to 1000 1000 to 3000 to 100 100 to 300 300 to 1000 1000 to 3000 to 100 100 to 300 300 to 1000 1000 to 3000
H ±0.02 ±0.05 ±0.1 ±0.2 ±0.3 ±0.4 ±0.2 ±0.3 ±0.4 ±0.5 ±0.5

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Material Used for CNC Turned Automotive Pins

CNC turned automotive pins can be made from a variety of materials, each with its own set of benefits and drawbacks. The most common material is steel, but other materials such as aluminum, brass, and even plastic can be used. Each material has its own set of benefits and drawbacks, so it’s important to choose the right material for your specific application.

Here are some common materials for CNC turned automotive pins below. If the material you required is not listed in the table, please contact us.

Surface Finish at FRIMA – Process for CNC Turned Automotive Pins

Here is a wide selection of metal surface finishing services of your choice for CNC machined auto parts to improve the part appearance, surface smoothness, corrosion resistance, and other characteristics.

As machined Description
As machined Standard finish with a surface roughness of 1.6 μm (126 μin).
Smoothing The standard smoothing surface roughness (Ra) is 0.8 μm (63 μin).
Painting Spraying paint, pigment, or color to a solid surface as a colored protective layer.
Passivation Remove ferrous contaminants or use a light coat of protective material to create a shell.
Powder Coating A functional and decorative finish that is applied as a free-flowing, dry powder.
Anodizing Type II (anodizing color or clear) or Type III (anodizing hard coat)
Polishing Produce a smooth and shiny surface.
Black Oxide Formed a black conversion coating on metal parts.
Bead Blasting Removing surface deposits by applying fine glass beads at high pressure.
Abrasive Blasting/Sandblasting Smoothing and cleaning a hard surface by forcing solid particles across that surface.
Electroplating/Plating Form a thin coherent metal coating on an electrode.
Brushing Polishing the metal with grit results in a unidirectional satin finish.
Chromate Conversion coating Increase the corrosion resistance while maintaining conductive properties



Frequently Asked Questions

What are the benefits of CNC turned automotive pins?

CNC turned automotive pins offer a variety of benefits, including increased accuracy, improved repeatability, and higher durability. In addition, CNC turned automotive pins can be produced quickly and efficiently, making them a cost-effective choice for many applications.

How can I be sure that CNC turned automotive pins will meet my specific needs?

FRIMA offers a variety of CNC turned automotive pins to meet a range of needs. We will work with you to determine the best type of pin for your specific application.

What are CNC turned automotive pins?

CNC turned automotive pins are precisely machined components that are used in a variety of automotive applications.

Would you like to learn more about CNC Turned Automotive Pins ?

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