| Material | Stainless steel 304,201,410,430,316 |
| Standard | DIN,JIS,AISI,GB,BSW,ISO |
| Size | M3-M30 or as clients requests |
| MOQ | customized products 100,000 pcs, stock products no limit |
| Supply capacity | 5,000,000 pcs per month |
| Delivery date | 15-35days after receiving the payment |
| Packaging | Bulk cartons,small boxes, color boxes, trays or according to customer requirements |
| Payment method | T'T, L/C,Western Union |
| Trademark | Yi Feng |
| Certificate | IS09001, Material report |
| Surface treatment | Grinding and polishing |
| Application | Machine building, building and construction, automotive industry, aerospace, electrical and electronic equipment, household appliances, railway and rail transit, Marine engineering |
Products Description
Our factory's Internal Tooth Washers are 304 stainless steel material.Excellent corrosion resistance, suitable for humid, acid-alkaline and salt spray environments, to ensure that long-term use without rust. We also accept customized design products. Welcome to send a inquiry to us.
Internal Tooth Washers are lock washers with internal teeth used to enhance the tightness and anti-loosening properties of bolt connections.
The inner teeth are fitted with bolts or nuts to provide additional locking force and prevent loosening due to vibration or impact.
Advantage:
1. Anti-loosening: The inner tooth design effectively prevents nuts and bolts from loosening under vibration and impact by increasing friction.
2. Corrosion resistance: Stainless steel provides excellent corrosion resistance, suitable for wet and corrosive environments.
3. Uniform force: evenly distribute the load between the nut or bolt head and the connecting surface to prevent local stress concentration.
4. Multi-functional applications: widely used in a variety of industrial and civil fields.

Products Application
The specific application scenarios of Internal Tooth Washers are very wide, and they are mainly used in situations where high strength fastening and anti-loosening properties are required.
1. Mechanical equipment
Heavy machinery: In heavy machinery such as excavators, loaders, cranes and other equipment, Internal Tooth Washers are widely used in the connection of key components, such as bearing seats, drive shafts and so on. When these parts are subjected to huge loads and vibrations, Internal Tooth Washers can effectively prevent loosening and ensure the stability and safety of the machine.
Precision machinery: In CNC machine tools, automated production lines and other precision machinery equipment, Internal Tooth Washers are used to ensure the fastening of high-precision components to prevent the loss of accuracy and failure caused by loosening.
2. The automotive industry
Engine: There are many parts inside the car engine that require high precision fastening, such as cylinder head, crankshaft, etc. The application of Internal Tooth Washers ensures that these components do not loosen under high-speed operation and vibration environments, thus protecting the performance and life of the engine.
Transmission system: In the transmission system of the car, such as transmission, transmission shaft and other parts of the connection is also often used Internal Tooth Washers. They can resist the shock and vibration generated during the transmission process to ensure the stable transmission of power.
3. Aerospace
Aircraft manufacturing: In the aerospace field, the performance requirements of fasteners are extremely high. Because of its excellent anti-loosening performance, Internal Tooth Washers are widely used in the manufacture of aircraft, such as the connection of key components such as engines and wings.
4. Construction Industry
Steel construction: In steel construction, Internal Tooth Washers are used to strengthen the tightness of bolt connections. Especially in high-rise buildings, Bridges and other structures, they can ensure that the steel structure will not loosen or fail under the action of wind loads, earthquakes and so on.
5. The energy sector
Oil and gas extraction: In oil and gas extraction equipment, Internal Tooth Washers are used for the connection of key components, such as pipe flanges, valves, etc. They can resist vibration and shock in harsh working environments to ensure stable operation of equipment.
Wind power generation: Wind turbine towers, blades and other components also need high strength fastening. The application of Internal Tooth Washers can ensure that these components will not loosen under the action of wind, thus ensuring the normal operation of the generator.
6. Other areas
Electronic equipment: Although smaller fasteners are usually used in electronic equipment, in some occasions that require high stability and reliability (such as servers, communication equipment, etc.), Internal Tooth Washers are also used to ensure the stability of the connection.
Rail transit: In the field of rail transit, such as the manufacture of subway, high-speed rail and other vehicles, Internal Tooth Washers are also widely used in the connection of key components to ensure the safe operation of trains.

why choose us?
1.We are both factory and trading company,best production and best quality control.
2.Service advantage: perfect after-sales service and quick response to customers, providing the best price/performance ratio at the most reasonable price.
3.OEM/ODM/ customized services.
4.100%QC inspection before shipment.
5.No strict MQQ limitation for conventional items.
one-stop solution
professional team
high quality
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