Sutemribor Sutemribor-Flat-Washers
Sutemribor 640 Pieces Black Nylon Washers Assortment Kit User Manual
Model: Sutemribor-Flat-Washers
1. Product Overview
This Sutemribor Black Nylon Washers Assortment Kit provides a comprehensive collection of 640 pieces across 8 different metric sizes (M2, M2.5, M3, M4, M5, M6, M8, M10). Designed for various applications, these flat washers are made from high-quality nylon, offering excellent insulation, corrosion resistance, and wear resistance. The kit is organized in a sturdy transparent storage box for easy access and identification of sizes.

Image 1.1: The complete Sutemribor 640-piece black nylon washer assortment kit, neatly organized in its transparent storage box, showcasing the various sizes.
2. Product Specifications
The kit includes a total of 640 black nylon flat washers, categorized by their inner diameter (d), outer diameter (dc), and thickness (h). The material is high-quality nylon, ensuring durability and performance in various environments.

Image 2.1: Detailed specifications for each washer size included in the kit, showing inner diameter, outer diameter, thickness, and quantity per size.
2.1. Detailed Size Breakdown and Quantity
| Size | Inner Diameter (d) | Outer Diameter (dc) | Thickness (h) | Quantity |
|---|---|---|---|---|
| M2x5x1.0mm | 2.06mm / 0.081in | 4.99mm / 0.196in | 0.94mm / 0.037in | 110 pieces |
| M2.5x5x1.0mm | 2.59mm / 0.101in | 4.99mm / 0.196in | 0.95mm / 0.037in | 110 pieces |
| M3x7x1.0mm | 3.11mm / 0.122in | 6.94mm / 0.273in | 0.96mm / 0.037in | 220 pieces |
| M4x9x1.0mm | 4.08mm / 0.160in | 8.95mm / 0.352in | 0.99mm / 0.038in | 50 pieces |
| M5x10x1.0mm | 5.09mm / 0.200in | 9.98mm / 0.392in | 0.99mm / 0.038in | 50 pieces |
| M6x12x1.5mm | 6.15mm / 0.242in | 11.98mm / 0.471in | 1.49mm / 0.058in | 50 pieces |
| M8x16x1.5mm | 8.12mm / 0.319in | 15.86mm / 0.624in | 1.49mm / 0.058in | 40 pieces |
| M10x20x2.0mm | 10.18mm / 0.400in | 19.99mm / 0.787in | 2.00mm / 0.078in | 10 pieces |
- Material: High Quality Nylon
- Color: Black
- Total Quantity: 640 Pieces
3. Material Properties and Benefits
The Sutemribor nylon washers are manufactured from high-quality nylon, providing several key advantages over traditional metal washers:
- Corrosion Resistance: Excellent resistance to corrosion, making them suitable for use in damp or harsh environments where metal washers might rust.
- Wear Resistance: Durable and resistant to wear, ensuring a long service life.
- Oxidation Resistance: Maintains integrity and performance even when exposed to oxygen over time.
- Electrical Insulation: Provides superior electrical insulation, preventing current flow between components.
- Lightweight: Significantly lighter than metal counterparts, reducing overall assembly weight.
- Smooth Surface: Smooth finish prevents damage to mating surfaces.

Image 3.1: A visual representation highlighting the high-quality black nylon material of the washers, emphasizing their smooth surface and robust composition.
4. Intended Use and Applications
Nylon flat washers are versatile components primarily used to distribute the load of a threaded fastener (like a screw or bolt) evenly across a surface. This prevents damage to the material being fastened and helps to secure the connection. They are also effective in preventing leakage, isolating components, and reducing loosening due to vibration.
4.1. Common Applications
- Mechanical Repairs: Ideal for various machinery and equipment.
- Electrical Appliances: Provides insulation and prevents short circuits.
- Furniture Assembly: Protects surfaces and ensures secure connections.
- Sports Equipment: Used in the assembly and maintenance of athletic gear.
- Industrial Production: Suitable for shock absorption and general fastening in manufacturing.
- DIY Projects: Versatile for home improvement and craft applications.

Image 4.1: An infographic detailing the key features of the black nylon washers, including their high-quality material, wide range of applications, and multi-functional flat design.
5. Selecting the Correct Washer
To ensure optimal performance and safety, it is crucial to select the correct size of washer for your application. The inner diameter of the washer should closely match the outer diameter of the bolt or screw it will be used with. The outer diameter and thickness should be chosen based on the load distribution requirements and available space.
- Match Inner Diameter: The hole in the washer should fit snugly over the bolt or screw shaft.
- Consider Outer Diameter: A larger outer diameter distributes the load over a wider area, which is beneficial for softer materials or when preventing pull-through.
- Evaluate Thickness: The thickness contributes to the load-bearing capacity and can also provide spacing or vibration dampening.
6. Storage and Maintenance
Proper storage of your Sutemribor nylon washers will ensure their longevity and ease of use. The kit comes with a sturdy transparent plastic box designed for organized storage.
- Organized Storage: Always return washers to their designated compartments in the transparent box after use. Each grid is marked for easy size identification.
- Keep Dry: Store the box in a dry environment to prevent any potential degradation of the nylon material, although nylon is highly resistant to moisture.
- Avoid Extreme Temperatures: While nylon is durable, prolonged exposure to extreme heat or cold can affect its properties. Store at room temperature.
- Keep Clean: If washers become dirty, wipe them with a clean, dry cloth. Avoid harsh chemicals that could degrade the material.

Image 6.1: A close-up view of the transparent storage box, demonstrating how the washers are neatly organized in individual compartments, making size selection convenient.
7. Troubleshooting
Most issues related to washers can be resolved by ensuring correct selection and application.
- Washer does not fit bolt: Ensure the inner diameter of the washer matches the bolt's diameter. Refer to the size chart in Section 2.1.
- Washer does not provide sufficient load distribution: Consider using a washer with a larger outer diameter to spread the load over a wider surface area.
- Washer appears damaged or brittle: While rare for nylon, ensure proper storage conditions (Section 6) and replace any damaged washers immediately.
8. Safety Information
WARNING: The washers in this kit are small parts. Keep away from children and infants to prevent choking hazards. This product is not suitable for children under 6 years of age.

Image 8.1: The packaging of the washer kit, clearly displaying a warning label about small parts and the choking hazard for young children.
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