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Window Construction Screw ASSY® 4 FBS RCS | Zinc Plated | Full Thread & Raised Countersunk Head | @Pack of 500 | by Wurth
The ASSY® 4 FBS RCS window construction screw is designed for optimal performance in wood applications, featuring a full thread and raised countersunk head for secure fittings. Ideal for window installations and furniture assembly, this screw ensures minimal splitting forces and a visually appealing connection, making it perfect for both professionals and DIY enthusiasts.
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Product Name/Title: Window Construction Screw ASSY® 4 FBS RCS | Zinc Plated | Full Thread & Raised Countersunk Head | @Pack of 500 | by Wurth
Brand: Wurth
SKU: 190504040
Alternatively Known As: Window construction screw, Full thread wood screw, Raised countersunk head screw, Zinc plated wood screw, RW drive screw
Technical Specifications
- Material: Hardened steel
- Surface: Zinc plated
- RoHS-compliant: Yes
- Nominal diameter: 4 mm
- Length: 40 mm
- Head diameter: 7.2 mm
- Head height: 2.5 mm
- Internal drive: RW20
- Thread length: 32 mm
- Head type: Raised countersunk head with restraining ribs
- Thread type: Wood screw thread, full thread, single start
- Core diameter: 2.5 mm
- Tip shape: Tip with ring thread
- Tip angle: 20 degrees
- Colour: Silver
- Product weight per item: 2.196 g
- Min screw-in angle: 0 degrees
- Max screw-in angle: 90 degrees
- Suitable machines: Würth BS 12-A Power, Würth BS 14-A Combi
- Approval: ETA-11/0190
- Declaration of performance (EU-CPR): Yes
- Dimensions (H x L x W): 2.5mm x 40mm x 7.2mm
- Weight: 0.0022 kg
Key Features
- Full-thread screw with raised countersunk head and restraining ribs for gentle attachment of window fittings in wood.
- Ideal power transmission thanks to RW drive with larger contact area at the bit.
- More stability, one-handed working, precise positioning due to tight-fit recess and perfect fit of the bit.
- Fewer bit changes, one bit for many screw diameters.
- Compatibility with previous AW drive.
- Lens-shaped, rounded head for a visually appealing window fitting connection.
- Spring-loaded effect of restraining ribs prevents screw overturning and head damage.
- Less tendency of wood to split and very few blow-outs due to punching effect.
- Minimal splitting forces, especially when screwing in at edges.
- Reduction of screw-in torque.
Professional Installation Requirements
- Professional installation recommended using appropriate power tools such as Würth BS 12-A Power or BS 14-A Combi for optimal performance and safety.
Applications
- Windows
- Fitting
- Furniture
- Wood and derived timber products
- Softwood
- Board plywood (BSP)
- Hardwood
- LVL (Laminated Veneer Lumber)
Standards & Compliance
- AS/NZS 4785 – Timber fasteners (commonly applicable for wood screws and fasteners in construction)
Environmental Benefits
- RoHS-compliant material ensuring reduced hazardous substances.
- Durable zinc plating extends product life, reducing waste and replacement frequency.
Warranty Information
Warranty as per Wurth standard terms and conditions. Please refer to Wurth for detailed warranty information.
Available Now
The Wurth ASSY® 4 FBS RCS window construction screw is available for immediate purchase, ideal for window fitting and furniture assembly in indoor dry or sheltered wood applications.
