Stainless Steel Wing Nuts DIN315
Stainless Steel Wing Nuts DIN315 are versatile fasteners widely used across various industries due to their tool-free installation and corrosion-resistant properties. Designed with two large metal “wings” that provide excellent grip, wing nuts can be easily tightened or loosened by hand. These hand-operated fasteners comply with the DIN315 standard and are typically made from premium stainless steel, making them ideal for both indoor and outdoor applications.
Product Overview
Stainless Steel Wing Nuts DIN315 are designed for quick assembly and disassembly without the use of tools, making them a go-to solution in scenarios where frequent adjustments or removals are necessary. Their ergonomic shape allows users to apply adequate torque manually. The stainless steel construction ensures enhanced durability, corrosion resistance, and longevity even in harsh environmental conditions.
These wing nuts are especially beneficial in applications involving lightweight structures, maintenance equipment, and marine or outdoor installations where regular adjustments are required.

Product Specification Table
| Parameter | Specification | 
|---|---|
| Product Name | Stainless Steel Wing Nuts DIN315 | 
| Standard | DIN315 | 
| Material | Stainless Steel A2 / A4 | 
| Size Range | M4 to M24 | 
| Thread Type | Metric Coarse | 
| Finish | Plain / Passivated | 
| Head Style | Wing Shape (Manual Tightening) | 
| Drive Style | Hand Tool / Manual | 
Technical Parameters
| Property | Detail | 
|---|---|
| Tensile Strength | ≥ 500 MPa | 
| Corrosion Resistance | Excellent (Salt Spray > 120h) | 
| Operating Temperature | -50°C to +300°C | 
| Thread Tolerance | 6g (ISO metric) | 
| Manufacturing Standard | DIN315 | 
Material and Manufacturing Process
Stainless Steel Wing Nuts DIN315 are primarily manufactured from A2 (304) or A4 (316) grade stainless steel. These materials are selected for their superior corrosion resistance and ability to withstand mechanical stress. A4 stainless steel provides enhanced performance in chloride or saltwater environments, making it ideal for marine applications.
The production process includes:
- Stainless steel wire selection (A2/A4)
 - Hot or cold forging of the wing profile
 - Thread rolling and shaping
 - Surface polishing or passivation
 - Dimensional inspection and strength testing
 - Packaging according to customer’s specification
 
Common Applications and Industries
Stainless Steel Wing Nuts DIN315 are commonly used in:
- Marine installations
 - Automotive components
 - HVAC systems
 - Electrical enclosures
 - Machinery assemblies
 - DIY home improvements
 - Electrical and lighting fixtures
 - Outdoor signage and frameworks
 
Their easy-to-use design and corrosion-resistant material make them suitable for both temporary and semi-permanent installations.
Advantages and Competitive Edge of Stainless Steel Wing Nuts DIN315
High Quality Material
Manufactured from high-grade stainless steel (A2/A4), ensuring superior corrosion resistance and long life span.
Precision Manufacturing
Produced under strict tolerance conditions to ensure tight and secure thread engagement and consistent performance.
Advanced Surface Treatment
Available in both plain and passivated finishes. The passivation removes free iron and enhances rust resistance through a protective oxide layer.
Customizability and Availability
At Flybear Fastener, we offer custom manufacturing services to match your specific design requirements, including non-standard threads, sizes, and packaging.
Efficient Supply Chain
We maintain large stocks of standard sizes for immediate dispatch and offer rapid production for custom orders to meet fast delivery timelines.
Excellent After-Sales Support
Our technical support and customer service teams provide knowledgeable assistance throughout the selection and application process.
Company Testing and Quality Control
Flybear Fastener upholds stringent quality assurance processes, including:
- Incoming material inspection
 - In-process control
 - Thread gauge verification using GO/NO-GO tools
 - Surface rust and corrosion resistance testing
 - Final QC approval with documentation and traceability
 
Every batch undergoes rigorous testing to ensure compliance with international standards such as the DIN315.
Selection and Procurement Guide
When sourcing Stainless Steel Wing Nuts DIN315, consider the following factors:
- Required thread size (M3 to M20)
 - Environmental exposure (select A2 for general use, A4 for marine/humid conditions)
 - Surface finish (plain or passivated)
 - Quantity and frequency of use
 - Load-bearing requirements
 
Consult with our experts at Flybear Fastener for optimized procurement advice and bulk order quotations.
Conclusion and Company Promotion
In conclusion, Stainless Steel Wing Nuts DIN315 provide an efficient, tool-free fastening option ideal for a wide range of light to medium-duty assemblies. Their durable stainless steel construction, combined with ease of use, makes them a preferred choice in environments demanding high performance with minimal maintenance.
At Flybear Fastener, we always adhere to the philosophy of “Quality First, Customer Supreme”, committed to delivering high-quality fastener products and a one-stop fastening solution. Feel free to explore our website for other premium fastening options or contact us to receive customized industry solutions and quotes tailored to your business needs.








