Technology / product information

The PC-WH/CR-F is a hybrid polycarbonate screw designed to combine the lightweight, corrosion-resistant properties of plastic with the strength of embedded steel threads.
This structure provides high fastening reliability and durability while allowing easy hand-tightening without tools, making it ideal for control boxes, enclosures, and testing devices that require frequent access.


■ Key Features
- Polycarbonate head (white): lightweight, corrosion-resistant, and impact-tough
- Steel thread insert: enhances fastening strength and extends product life
- Tool-free design: easily tightened or removed by hand
- Flame retardant (UL94 V-2 equivalent) for the white model
- RoHS2 compliant: free from restricted substances and heavy metals
- Manufactured in Japan with consistent precision and quality assurance


■ Sizes & Specifications
- Thread size: M3, M4
- Pitch: 0.5 mm (M3) / 0.7 mm (M4)
- Length (L): 6–16 mm
- Standard color: White
- Minimum order quantity: 1,000 pcs per size

📌 Note: Made-to-order product with approx. 2–3 weeks lead time
📥 Catalog download: [https://prime.nc-net.com/83120/ja/catalog/request/8042](https://prime.nc-net.com/83120/ja/catalog/request/8042)


■ Typical Applications
- Manually operated covers, panels, and hinged assemblies
- Electrical control boxes and electronic devices requiring repeated access
- Applications needing electrical insulation, low weight, and corrosion resistance
- Ideal for test instruments and precision machinery components


■ About the Manufacturer｜Nippon Chemical Screw Co., Ltd.
Nippon Chemical Screw Co., Ltd. is a Japanese leader in plastic fastening technology, with over 60 years of expertise in producing precision screws and resin components.
With more than 3,000 product variations and fully integrated in-house manufacturing in Japan, the company ensures exceptional quality, consistency, and fast delivery times.

> Company Highlights
- 100% made in Japan
- Extensive material lineup: PC, PEEK, PTFE, PPS, and more
- Full production system: from mold design to injection molding
- Global supply covering Asia, Europe, and North America


For more information, please contact us below or download the product brochure.


Updated: 2025-10-07


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