Maijin-China's Premier Provider of Custom High-Tolerance CNC Parts for Global High-Tech Industries.

High-Precision SUS303 Stainless Steel Pin 0.54in x 43.4in

A high-precision SUS303 stainless steel pin, 0.54 in (≈13.7 mm) diameter by 43.4 in (≈1,103 mm) long, machined to tight tolerances with a smooth, polished finish for shafts, dowels, guides or alignment rods. Made from SUS303 for excellent machinability, good corrosion resistance and stable dimensions for reliable, long-lasting performance in mechanical and industrial assemblies. Selling points: precision tolerances and smooth surface for accurate alignment, durable stainless construction that resists rust and wear, ample one-piece length for versatile applications, and ready-to-install quality that cuts fitting time.

SIZE: Dia0.54X L43.4 inch

MATERIAL: SUS303/ STAINLESS STEEL

SURFACE TREATMENT: NONE

The product is extensively known for high quality and reliability.

MaiJin Metal High Quality Pin 161154 Wholesale- ShenZhen MaiJin Metal Works Co., Ltd.,OEM/ODM services

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Product advantages

Made from SUS303 stainless steel and precision-ground to 0.54in diameter by 43.4in length under strict quality control, this high-precision pin from a trusted manufacturer offers consistently accurate dimensions and a mirror-smooth surface. Its free-machining austenitic composition balances excellent machinability with dependable corrosion resistance and mechanical durability, making it ideal for dowel, shaft, locator and tooling applications in industrial assemblies. Key features—tight tolerances, straightness, uniform hardness, and polished low-friction finish—translate into advantages of extended service life, minimal maintenance, and seamless integration into precision fixtures and automated equipment.

Company profile

Founded on precision engineering and material expertise, our company manufactures high-quality SUS303 stainless steel pins, including the 0.54in × 43.4in high-precision model. We combine advanced CNC machining, strict dimensional control, and traceable material sourcing to deliver consistent corrosion resistance, machinability, and tight tolerances for demanding applications. Serving automotive, industrial, and OEM customers worldwide, we offer custom machining, batch testing, and responsive logistics to shorten lead times. Certified under ISO quality systems, our team emphasizes sustainable practices, competitive pricing, and responsive technical support, ensuring reliable performance and seamless integration into customers’ production lines and aftermarket solutions. Backed by global warranty support.

Why choose us

Our company specializes in precision stainless-steel components, delivering the High-Precision SUS303 Stainless Steel Pin (0.54in x 43.4in) with uncompromising quality. Core strengths include advanced CNC machining, tight tolerances, and material traceability for SUS303 to ensure consistent corrosion resistance and excellent machinability. Value-driven services include custom sizing, small-to-large volume production, rapid prototyping, and dedicated quality inspection (including dimensional, hardness, and surface finish tests). We uphold industry certifications, on-time logistics, and responsive technical support to help OEMs and fabricators integrate components seamlessly. Partner with us for reliable supply, competitive pricing, and engineering collaboration that accelerates product development and reduces downtime and operational risk.

High-Precision SUS303 Stainless Steel Pin 0.54in x 43.4in 2

FAQ

1.Can you help me engineer my part?

Yes, we can. We can offer some guidance with Design for Manufacturability (DFM). With DFM, we can suggest ways to optimize your design to lower cost while retaining functionality.

2.What can I expect when I work with MaiJin Metal service?

You can expect what all of our customers expect: quality parts, timely delivery, and exceptional customer service. We love what we do, and we think it shows!

3.What industries do you serve?

We are involved with almost every industry imaginable. We serve 5G, AI, aerospace, energy, medical, dental, and many others.

Advantages

1.ISO 9001:2015-certified

2.Courage to challenge Many factories don’t want to produce some difficult material like SUS 316, Titanium, pure iron, alloy steel, but we got very interested in that and have finished lots of these parts. At the same time, we are also very glad to accept those difficulty and high precision parts, every challenge will take us to obtain more abundant processing experiences.

3.Strong engineering and technical team is committed to the improvement of technology and research and development which has been awarded a number of patents. R&D assists in the realization of difficult products and optimization of clamping devices to improve the production efficiency of mass products, greatly reducing the manufacturing cost and enabling customers to obtain more advantageous product prices.

4.OEM/ODM services

About MaiJin Metal

Our products are sourced by BMW, Ford and Bosch OEM/ODM services | 24-hour response time | ISO 9001:2015-certified Operating since 2006 ShenZhen MaiJin Metal Works Co., Ltd. was founded in 2006. We have built up a good reputation for quality, service and reliability. With highly trained our sales people, experienced technical sales engineers and customer focus management systems, we have achieved the stable sales record at the forefront of our industry in providing high quality products and services to our customers. Wide Range of Products to Choose from Our core products range include: CNC machining parts, CNC milling parts, CNC turning parts, turned parts, non standard fasteners, thread stud,socket screw, jack screw, Standoffs, Precision Screw, Machine Parts, and Inserts for plastics, Shafts, Pin, Screws, Nuts, Spacers etc. Mainly applied industry: 1. aerospace 2. shipping industry 3. automotive 4. electrical 5. telecommunication 6. Oil & Gas 7. Medical and Dental 8. Hydraulics

we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.

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