NIPPON CHEMICAL SCREW CO., LTD.
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PC-WH・BK・RE/CR-S | Lightweight, Durable & Safe Embedded Knurled Thumb Screws
PC-WH/BK/RE/CR-S is a plastic knurled thumb screw with an embedded stainless steel thread, combining the lightweight benefits of plastic with the durability and strength of metal. Available in white, black, and red, these screws are ideal for applications that require frequent manual tightening, such as control boxes, enclosures, and electrical devices.
■ Key Features
✔ Knurled head made from polycarbonate; available in white, black, and red
✔ Internal stainless steel thread ensures durability and strength
✔ Can be tightened by hand — no tools required
✔ Excellent heat resistance: UL94 V-2 equivalent (white color)
✔ Compliant with RoHS2: Free from harmful substances and heavy metals
■ Size & Specification
- Thread Sizes: M3, M4
- Pitch: 0.5 mm (M3), 0.7 mm (M4)
- Length (L): 6 – 20 mm
- Color options: White (WH), Black (BK), Red (RE)
- Minimum Order Quantity: From 100 pieces (depending on size)
■ Applications
- Ideal for control box covers and frequently accessed panels
- Suitable for lightweight electrical and electronic devices
- Recommended for any application that requires frequent manual fastening
■ About the Manufacturer | Nippon Chemical Screw
A specialist Japanese manufacturer producing high-performance resin fasteners for insulation, corrosion resistance, and lightweight needs.
- 100% Japan-made with strict quality control
- Over 60 years of experience in high-precision resin components
- Serving customers across Japan, Asia, Europe, and the Americas
📩 For quotations or technical consultations, feel free to contact us anytime.
Company Information
Industry Classification
Measuring machinery / Industrial machinery / Medical equipment
Main 3 Products
Plastic Screw / Resin Screw / Plastic Spring / Resin Spring / Resin Molded Product
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Nippon Chemical Screw Co., Ltd. specializes in the development and production of plastic fasteners made from high-performance resins. Our products are designed for environments that demand insulation, ...
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