M3, M4, M5 Anodized Aluminum Alloy Countersunk Head Gasket (Black)

• Customization: Available
• Type: Countersunk Head Gasket
• Material: Aluminum Alloy
• Model NO.: Countersunk head gasket(Black)
• Combination Washer Structure: A Type
• Combination Washer Packaging: No
• Spring Washer Type: Standard
• Model No.: DIN, ANSI, GB
• Surface Treatment: Hot Galvanized, Black, Color-Zinc, Blue White Zinc
• Class/Grade: 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9
• Sample: in Stock
• Certification: ISO9001
• Used: Machinery, Chemical Industry, Environ Mental
• Shipment: EXW, Fob, CIF
• Shape: with Round Holes
• Application: for Wood Constructions
• Color: Multiple Colors
• Transport Package: Carton Box
• Specification: M4-M90
• Trademark: hongniu
• Origin: Yangzhou, China
• Production Capacity: 5000000pieces
• Package Size: 10.00cm * 5.00cm * 5.00cm
• Package Gross Weight: 0.500kg

Product Description

Product Description & Specifications (Countersunk Head Gasket, 6061 Aluminum Alloy)

Our countersunk head gaskets are high-quality, multi-functional accessories crafted to meet the demands of both practical use and decorative needs. Made of premium materials with professional surface treatment, they offer excellent durability and versatility, suitable for various industrial and decorative scenarios.

6061 Aluminum Alloy Material - The countersunk head gasket is made of high-quality aluminum alloy and has excellent corrosion resistance and durability. This premium material ensures the gasket can adapt to different working environments, maintaining stable performance and avoiding damage caused by corrosion or daily wear.

Anodized Surface Treatment - The gasket has an anodized surface treatment that enhances its corrosion resistance and ensures long-lasting performance. This professional treatment forms a protective layer on the surface, effectively improving wear resistance and extending the service life of the gasket, while also enhancing its overall appearance.

LONG-LASTING DURABILITY - Designed to withstand wear and resist deformation, this gasket offers long-lasting durability, making it a reliable choice for a variety of applications. Its sturdy structure can bear daily use and harsh working conditions without losing functionality, reducing the need for frequent replacement.

Wide Application - Suitable for decorative applications, adding a polished and professional look to any project, widely used in construction, mechanical or other industries. It perfectly combines practical sealing performance with elegant appearance, meeting the dual needs of functionality and aesthetics in different projects.

Color Options: Available in a variety of vibrant colors to meet personalized decorative needs, including Gold, Black, Purple, Rose Red, Green, Dark Blue, Light Blue, Grey, Silver, Orange and Red.

Customization Service: Any product of the company can be customized. If you have any needs, please feel free to contact us, and we will provide personalized solutions according to your specific requirements to meet your project needs.

Item	Details
Product Name	Countersunk Head Gasket
Material	6061 Aluminum Alloy (excellent corrosion resistance and durability)
Surface Treatment	Anodized (enhances corrosion resistance, ensures long-lasting performance)
Durability	Withstands wear, resists deformation, long-lasting and reliable for various applications
Color	Gold, Black, Purple, Rose Red, Green, Dark Blue, Light Blue, Grey, Silver, Orange, Red
Applications	Decorative applications (adds polished, professional look); widely used in construction, mechanical and other industries
Customization Service	Any product of the company can be customized. If you have any needs, please feel free to contact us.

Finish washers are specifically designed to prevent a nut, bolt, or screw from pulling through the material. They have a countersunk shape that can accommodate the heads of countersunk screws, ensuring a polished and finished appearance.
Countersunk Washer is manufactured using quality aluminum alloy, providing excellent corrosion resistance and durability.
The washer has an anodized surface treatment, enhancing its resistance to corrosion and ensuring long-lasting performance.
The aluminum washer is constructed to be highly resistant to deformation, maintaining its shape even under heavy loads or pressure.
Countersunk Washers are designed for easy installation and use, saving time and effort during assembly.
Suitable for decorative applications, adding a polished and professional look to any project, widely used in construction, machinery, or other industries

Size - M3, Inner Diameter: 3.1mm / 0.122";
Outer Diameter: 8mm / 0.315";
Thickness: 2mm / 0.079". 

Size - M4, Inner Diameter: 4.1mm / 0.161";
Outer Diameter: 10mm / 0.394"; 
Thickness: 2.5mm / 0.098".

Size - M5, Inner Diameter: 5.1mm / 0.201";
Outer Diameter: 12mm / 0.472";
Thickness: 3.2mm / 0.126".

Main products

About us
yangzhou Hongniu Automotive Parts Co., Ltd.  was founded in June 2000. Located in Tangzhuang Town, the eastern suburbs of the historic and cultural city of Gaoyou, with convenient transportation. The company covers an area of 35000 square meters and currently has over 300 employees, including 70 high-level and intermediate professional and technical personnel. Registered capital of 20 million yuan, total assets of 78 million yuan, and fixed assets of 56 million yuan. Main products: Series standard parts (including national standard and non-standard parts); Various types of automotive parts, hydraulic components, castings, and wind power products;  aerospace fasteners, etc. Widely used in industries such as aerospace, machinery, wind power, textiles, automotive manufacturing, petroleum, forging, etc. We have maintained good cooperative relationships with dozens of large and medium-sized enterprises in China, and are highly favored by our customers with our good reputation and excellent quality.

FAQ
Q1: What is your main products? 
A1: Our main sale products: series standard parts (including national standard and non-standard parts); Various types of automotive parts, hydraulic components, castings, and wind power products;  aerospace fasteners, etc. 

Q2: How long is your delivery time? 
A2: Generally it is 10-15 days if the goods are in stock. or it is over 30 days if the goods are not in stock, it is according to quantity. 

Q3: What is your payment method? 
A3: 30% value of T/T in advance and other 70% balance on B/L copy. For small order less than 5000USD, would suggest you pay 100% inadvance to reduce the bank charges. 

Q4: Can you provide a sample? 
A4: Sure, Our sample is provided free of charge, but not including courier fees. 

Q5: Can you customize the product according to the requirements of drawing sheets and so on? 
A5: Sure, we can customize the products according to your requirements of drawing sheets, samples and so on. Product information include: material, surface treatment, specification and amount.