Trade Discount 20%
ASSY® 4 HCR 1.4539 CS Stainless Steel Screw | Highly Corrosion Resistant | Countersunk Head | Partial Thread | @Pack of 200 | by Wurth
The ASSY® 4 HCR 1.4539 CS stainless steel screw is designed for outdoor use, featuring high corrosion resistance and a countersunk head for a flush finish. Ideal for timber construction and marine environments, this screw offers a smooth thread start and reinforced thread geometry for optimal power transmission and reduced splitting. Perfect for applications in wet areas and high chloride conditions.
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Product Name/Title: ASSY® 4 HCR 1.4539 CS Stainless Steel Screw | Highly Corrosion Resistant | Countersunk Head | Partial Thread | @Pack of 200 | by Wurth
Brand: Wurth
SKU: 18794040
Alternatively Known As: Stainless steel wood screw, corrosion resistant screw, HCR screw, countersunk head screw, partial thread screw
Technical Specifications
- Dimensions (H x L x W): 2.5mm x 40mm x 8mm
- Weight: 0.0022 kg
Key Features
- Made of high-quality austenitic HCR stainless steel 1.4539 with corrosion resistance class IV
- Partial thread with wood screw thread design and single start thread form
- Countersunk head with 90° fit for metal countersinks
- RW20 internal drive for ideal power transmission and fewer bit changes
- Higher breaking torque and power transmission in hardwoods due to reinforced asymmetrical thread flank geometry
- Smooth thread start reduces screw-in force and splitting effect
- Tip with hilltop milling cutter and 28° tip angle for optimized recessing and biting
- Non-magnetic, non-rusting stainless steel suitable for high chloride or SO2-contaminated areas
- RoHS-compliant and ETA-11/0190 approved
Professional Installation Requirements
- Recommended installation using suitable machines such as Würth BS 14-A Combi for optimal performance and safety.
Applications
- Outdoor use in facades, wet areas, timber construction, ocean climate
- Play equipment, boardwalk, terrace, fence
- Suitable for wood, derived timber products, softwood, plywood (BSP), hardwood, LVL
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads) for construction fasteners
Environmental Benefits
- Corrosion resistance extends product lifespan reducing waste
- RoHS compliance ensures reduced hazardous substances
- Durable stainless steel reduces need for frequent replacements
Warranty Information
Warranty details available upon request from Wurth; product meets ETA-11/0190 approval standards.
Available Now
Available for immediate purchase, ideal for outdoor timber construction, facades, and marine environments.
