Carbon Steel Phillips Flat Head Knurled Screw with Integrated Serrated Lock Washer - M3 to M12 Anti-Loosening Fastener
Price:
Negotiable
MOQ:
100
Delivery Time:
Negotiable
Brand:
ODM/OEM
Product Description
Product Overview
This carbon steel Phillips flat head knurled screw features an integrated serrated lock washer for superior anti-loosening performance in mechanical and electronic assemblies. The precision-engineered design combines fastening convenience with vibration-resistant security.
Design Features
Screw Construction
- Flat round head with Phillips drive for reliable torque application using standard screwdrivers
- Smooth cylindrical shank compatible with metric or custom thread specifications
- Knurled surface for enhanced grip during manual installation
Locking Mechanism
- Integrated serrated lock washer with sharp radial teeth that bite into mating surfaces
- One-piece assembly ensures proper washer positioning and eliminates separate component handling
- Vibration resistance prevents loosening under dynamic loads and thermal expansion
Technical Specifications
| Material | Carbon Steel (standard & hardened grades available) |
|---|---|
| Thread Standards | Metric (M3-M12), UNC, UNF, custom pitch |
| Dimensional Tolerance | ±0.01 mm |
| Surface Treatments | Zinc plating (clear, blue, black), phosphate, black oxide, anti-corrosion coatings |
Manufacturing Capabilities
Our precision manufacturing facility offers comprehensive fastener solutions with advanced processing technologies and strict quality control standards.
Available Materials
- Carbon steel (standard & hardened grades)
- Stainless steel (304, 316)
- Brass, aluminum, alloy steel
Processing Technologies
- CNC turning and cold heading
- Thread rolling and washer press-fitting
- Knurling, slotting, serration cutting
- Heat treatment and surface finishing
Quality Assurance
- 100% visual and mechanical inspection
- Thread conformity per DIN/ISO/ANSI standards
- Salt spray testing for corrosion resistance
Custom Solutions Available
We provide custom designs, rapid prototyping, and scalable production from small batch to mass production. Submit your drawings or samples for a quick quotation and engineering consultation.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Shuangxin Industry Co., Ltd.
Location
No. 7,Qinghu Road,Qinghutou,Tangxia Town,Dongguan,Guangdong,China
Contact Person
Long