Technology / product information

The PC-WH/AR is a white polycarbonate knob screw designed for easy, tool-free hand operation in equipment that requires frequent access.
Its structure offers the ideal balance of lightweight construction, mechanical strength, and electrical insulation, making it suitable for electronic devices, control panels, and precision instruments where safety and convenience are key.


■ Key Features
- White polycarbonate material: lightweight, strong, corrosion-resistant, and non-conductive
- Knob-type head: enables quick tightening and removal by hand without any tools
- Flame retardant (UL94 V-2 equivalent) for the white model
- RoHS2 compliant: free from hazardous substances and heavy metals
- Made in Japan: high dimensional accuracy and consistent production quality


■ Sizes & Specifications
- Thread size: M3, M4
- Pitch: 0.5 mm (M3) / 0.7 mm (M4)
- Length (L): 6 – 12 mm
- Standard color: White
- Minimum order quantity: 500 pcs per size

📌 Note: Some sizes are made-to-order or may require a minimum quantity.
📥 Catalog download: [https://prime.nc-net.com/83120/ja/catalog/request/8042]


■ Typical Applications
- Fastening covers of electronic devices and electrical panels
- Areas requiring frequent opening or adjustment without tools
- Non-conductive fastening points for enhanced safety in electronic systems
- Ideal for lab instruments, test equipment, and compact automation units


■ About the Manufacturer｜Nippon Chemical Screw Co., Ltd.
Nippon Chemical Screw Co., Ltd. is a Japanese specialist in precision plastic screws and resin fasteners with more than 60 years of expertise.
The company offers over 3,000 product variations and maintains a fully integrated in-house production system in Japan, covering everything from mold design to injection molding — ensuring superior quality, accuracy, and short lead times.

> Company Highlights

- 100% made in Japan
- Supports multiple materials: PC, PEEK, PTFE, PPS, and more
- Comprehensive in-house process – design → molding → inspection
- Global distribution across Asia, Europe, and North America


For more information, please contact us below or download the brochure for further details.


Updated: 2025-10-07


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