List of nut products

Reduce the workload from handling heavy objects! Here are five case studies that solved customer challenges! We are also accepting free consultations and tests tailored to your work!

• Other conveying machines

Presentation of explanatory materials on JIS and ISO standards. We propose suitable safety barriers from a rich product series! Free rental of demo kits.

• Other safety and hygiene products

U-NUT (stainless steel) is used as a mounting fixture for exterior panels of high-rise buildings.

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U-NUTs coated with stainless steel and hot-dip galvanized zinc are used for mounting brackets and anchor bolts of solar power generation panels.

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No need for keyway machining on the shaft, washers, or installation techniques! Examples of delivered locking nuts!

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The U-NUT coated with molten zinc is used for the anchor bolts of the bridge anti-fall prevention device.

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The U-NUT with a cap is used for the installation of handrails and stairs on playground slides.

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Keyway machining for shafts, washers, and no installation technology required! Case study of lock nuts delivery!

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U-NUT treated with S45C is used in the caterpillar of hydraulic excavators.

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Keyway machining for shafts, washers, and no installation technology required! Examples of delivered locking nuts!

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U-NUT (stainless steel, hot-dip galvanized) is used in the cable rack of the Naruto Bridge.

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Contributing to fall prevention and safety measures! We provide safety and peace of mind, no matter how harsh the usage environment is.

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Keyway machining for shafts, washers, and no need for installation technology! Examples of delivered locking nuts!

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Keyway machining for shafts, washers, and no installation technology required! Examples of delivered locking nuts!

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Introducing the convenient FINE U-NUT/M10 to M50 dedicated tightening tool set.

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Safety and security lock nuts "U-NUT" and "FINE U-NUT" are available in a variety of sizes and shapes.

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Aiming to create products that meet everyone's trust, contributing to the industry and society!

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• Processing Contract

Please let Okamura Corporation know about your plans and any issues you may have!

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• Processing Contract
• Contract manufacturing

90% are custom-made products. We offer small lot support, material selection, cost reduction, strength enhancement, and suggestions for processing steps! Samples available. Prototyping available.

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, and suggestions for improving strength in the processing stages! Samples available. Prototyping avail...

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Ideal for devices such as remote controls and mobile phones!

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The screw head won't get crushed! Perfect for preventing screw tightening failures!

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We will hold the 4th installment of Techno Associates, a "Basic Seminar (Webinar)" on self-tapping screws for resin.

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【Product Catalog Presentation】 Custom options available for dimensions, shapes, colors, and more that are not part of standard products! Introduction of new product lineup.

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Would you like to reduce initial costs and outsource the troublesome insertion nut pressing work?

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Leave your worries about insert nut press-fitting to Prostech! Improve productivity with high quality and one-stop service!

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Prevent damage and torque down caused by vibrations! Introduction of stainless steel mesh products.

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For various applications of exhaust systems! We meet customer demands with a consistent production process that starts from design.

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, strength enhancement, and can propose processing methods! Sample provision is available. Prototyping ...

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, and suggestions for improving strength in the processing stages! Samples available. Prototypes availa...

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, strength enhancement, and can propose processing methods! Sample provision available. Prototyping ava...

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Ideal for delicate painted products! Screws with integrated stainless steel spring washers that excel in corrosion resistance!

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Newly developed engineering plastic! High-strength resin composite screws that cater to a wide range of applications!

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, strength enhancement, and can suggest processing methods! Sample provision is available. Prototyping ...

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, strength enhancement, and can suggest processing methods! Samples available. Prototyping available.

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90% are custom-made products. We offer support for small lot production, material selection, cost reduction, strength enhancement, and suggestions for processing steps! Samples available. Prototyping ...

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Exhibits stable tightening effects and prevents play! Displays recommended types for each question.

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Bolts, washers, nuts, and other combinations are completely customizable! Introducing our services.

• bolt
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Leave the time-consuming and labor-intensive work of assembling bolts and fastening products to us!

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Quality and functionality remain the same, but costs are halved compared to brass! Furthermore, using sheet material ensures full compliance with RoHS!

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90% are custom-made products. We accommodate small lots, offer material selection, cost reduction, strength enhancement, and can propose processing methods! Samples available. Prototyping possible.

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90% are custom-made products. We can accommodate small lots, select materials, reduce costs, and propose processing methods to increase strength! Samples available. Prototypes available.

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A highly reliable "nut" with further improvements based on the design by the U.S. military. It uses a resilient spring, making it capable of withstanding repeated use!

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Can be replaced without design changes! The pitch circle is deformed into an oval shape, providing a resilient spring action and withstanding repeated use!

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Introducing a nut developed under the challenge of overturning basic principles, featuring a compact design and non-rotating fastening!

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Achieve screw attachment and detachment with almost no rotation! Usable even if there is some damage to the threads of the bolt.

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