Technology / product information

PC/PH (Polycarbonate Pan Head Screw) is a precision-engineered fastener made from polycarbonate (PC), designed and manufactured by Nippon Chemical Screw Co., Ltd. in Japan.

This non-conductive, lightweight, and corrosion-resistant screw provides an ideal alternative to metal fasteners in electronics, optical equipment, medical devices, and food or chemical machinery.

With over 60 years of expertise, Nippon Chemical Screw ensures every PC/PH screw is produced under a fully integrated in-house system, maintaining the exceptional reliability associated with Made in Japan quality.


■ Key Features
- Lightweight yet durable: reduces total equipment weight without sacrificing strength
- Non-corrosive and rust-free: excellent for humid or chemical environments
- High transparency: allows clear visibility during assembly
- Superior electrical insulation: safe for use around circuit boards
- High impact resistance: minimizes the risk of cracking or breakage
- Flame retardant: UL94 V-2 (transparent type); equivalent for white/black models


■ Standard Sizes & Specifications
- Thread diameter (M): M1.7 – M8
- Pitch: 0.35 – 1.25 mm
- Head size (Diameter × Height): 2.5×0.5 – 14×5.2 mm
- Length (L): 3 – 40 mm

📥 Detailed torque values and material data available in catalog.
🔗 Download catalog: [https://prime.nc-net.com/83120/ja/catalog/request/8042]


■ Recommended Applications
- ⚡ Electronics: insulation around PCBs and power modules
- 🔬 Optical instruments: clear fastening near sensors or lenses
- 🏥 Medical devices: non-magnetic and MRI-safe
- 🚗 Automotive: lightweight fasteners for non-conductive parts
- 🍽️ Food & chemical machinery: corrosion-resistant, non-metallic alternative


■ Quality Assurance & Standards
- UL94 V-2 flammability rating (transparent)
- Equivalent UL94 V-2 grade (white and black)
- ASTM-compliant mechanical testing
- ISO 9001-certified quality management system
- RoHS2-compliant materials
- Full-lot traceability and inspection system


■ About Nippon Chemical Screw Co., Ltd.

A pioneer in engineering plastic fasteners, Nippon Chemical Screw Co., Ltd. delivers advanced fastening solutions across medical, electronic, food, chemical, and automotive industries.

With more than 60 years of production experience and 3,000+ product types, the company ensures consistent Made-in-Japan quality, using RoHS2-compliant materials and an end-to-end production system covering mold design, molding, and quality inspection.

🌐 Global supply coverage: Japan, Thailand, Vietnam, Malaysia, Singapore, China, Taiwan, Korea, Europe, and the U.S.


If you’re seeking transparent, non-metallic, and insulating fasteners for precision applications,
the PC/PH Polycarbonate Pan Head Screw delivers the reliability and quality your production demands.

📩 For technical inquiries or quotations, please contact us below or download the catalog.


Updated: 2025-10-09


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