Tractor Engine Air Filter 4379574m1 40050400155 180018406 11n429110 Farm Machinery Air Filter

• After-sales Service: Yes
• Warranty: Six Months
• Type: Air Filter
• Model NO.: 4379574M1
• Material: Paper Core
• Structure: Filter Element/Assy
• Filtration Grade: Pre Filter
• Application: Air
• Pattern: Dry
• Brand: Man Tuo
• Classification: Air Filter
• Filter Paper Grade: Ahlstrom Nano-Flilter Paper
• MOQ: 50PCS
• Sample: Avaiable
• Delivery Time: 50pieces 72hour 50-200 5days More 7-15days
• Product Name: Air Filter
• Transport Package: Moisture-Proof Bag+Cardboard Box or Customers'requ
• Specification: 211*117*359mm
• Trademark: MAN TUO
• Origin: China
• HS Code: 8421310000
• Production Capacity: 500000piece/Year

Product Description

What kind of can better protect the engine?   Update:2025-06-12
In the current international market, there are various air filter manufacturers, including well-known brand enterprises and many small factory products. As distributors or purchasers, if we choose, please let us provide you with detailed answers.
Choose suitable products based on the sales region, different countries, and regions. High prices do not necessarily mean good products, and low prices do not necessarily mean a market. The most suitable products for the market are the perfect ones.
For example, in humid and rainy countries, regardless of the quality of the product chosen, moisture resistance of the air filter is essential. From this point, we need to exclude wood pulp paper and semi-adhesive paper products. For example, for desert environments or dusty mining areas, excellent filtration performance must be considered. We can't just focus on low prices. And so on, it needs to be considered from many aspects.
As a professional air filter manufacturer, we can provide you with rich advice and customize various products according to your needs.

Next, we will use text + icon + image + test data to show the product performance. Please be patient, we'll surprise you.

OE	AT332908 AT396132 KPCE027 40050400155  YY11P000085003 YY11P00008S003 4379574M1 40050400155 180018406 11N429110
Compatible Vehicle Models	DEVELON-DOOSAN-JOHN DEERE-KOBELCO SK-NEW HOLLAND Excavator
Specifications	O.D.:211mm	I.D.:117mm	H:359mm
Replacement OE	4379574M1 10008952 80774012  05102020023	11N429110K LP5513327 177023393071	27.H71.00 49190

Due to the different filter paper materials and qualities used in the production of air filters, as well as the diversification of production processes, there are many styles of the same OE air filter, but the size specifications are consistent. Please purchase according to the needs of your customers.

Due to the differences in economic conditions, geographical locations, and environments in each country, different customers have different price sensitivity and quality requirements. Therefore, in order to better serve all purchasers, we support customization of all specifications of air filters, including custom styles, filter paper, rubber rings, and packaging. The following parameters are for your reference. For details, please consult the business specialist.

Filter paper grade	wood pulp pape	Half-adhesive paper	Full adhesive paper	Ahlstrom nano-Flilter Paper Chen Tai nano-Flilter Paper
Filtering efficiency	90%-95%	92%-96%	99.5%	99.9%
Sealing O-Ring Material	Mixed rubber	Mixed rubber	Mixed rubber	Mixed rubber/Pure rubber
Moisture resistance	Low(No waterproof coating) Cobb>50g/	Low(No waterproof coating) Cobb>50g/	Good(phenolic resin coating) Cobb20g~30g/	Excellent(nano-coating) Cobb<20g,water contact angle>90 degree
Air intake volume	Poor	Medium	Medium	High
Air Filter Replacement Guidelines	80hours	200hours	200-250hours	500-800hours
Price/Stock quantity	Cheap/50 in stock	Cheap-Medium/100 in stock	Appropriate/200pcs	A little expensive/200pcs
Customized	Yes	Yes	Yes	Yes

2012 In 2014, we entered Chengdu Hongpailou Auto Parts City and gradually explored the threshold of the industry. In 2014, we established a production factory in Hebei, producing and selling ourselves. In 2016, we gradually entered the development stage, with automated production lines and sufficient production capacity. Now our factory is an integrated factory integrating research and development, production, and foreign trade sales.

Our factory has all automated equipment from filter paper cutting to carton packaging. The automated cutting equipment can accurately obtain the paper size data for each air filter of Control. The mechanical origami process is more vertical for each bend. The assembly adopts an automated rotating assembly line, greatly improving work efficiency. Our factory has all automated equipment from filter paper cutting to carton packaging. The automated cutting equipment can accurately obtain the paper size data for each air filter of Control. The mechanical origami process is more vertical for each bend. The assembly adopts an automated rotating assembly line, greatly improving work efficiency. The standardized production process of each step not only shortens the delivery period but also ensures reliable quality.
 

 

Hebei Maisui Automobile Co., Ltd. has been engaged in foreign trade business since 2016, with rich experience in foreign trade work and a professional foreign trade service team. The salespersons understand the concerns of buyers from different countries and regions and can provide customers with a lot of help solutions and suggestions in terms of air filters of various qualities and styles.

In the air filter manufacturing industry for more than ten years, through our efforts, we have won many honors. The quality of the product has also received multiple certifications. We have also established our own filter research and development team to better serve customers and customize products. We will work harder to serve more buyers from the exhibition and the website around the world.

In the ten-year production of air filters, we have not only accumulated rich manufacturing experience, but also continuously updated our products to meet the market demand for various models of customized services.
Dear purchasers, whether you are domestic sales merchants or foreign trade companies, we sincerely welcome you to visit, be down-to-earth, work diligently, and produce meticulously. Let us work together to achieve a win-win situation.
1. Price Terms (Trade Terms): How are the price terms determined in foreign trade? 
Answer:FOB(initial), CIF(Long-term cooperation)
2. Payment Methods: What payment methods are available? 
Answer: T/T (30% deposit, 70% before shipment.)L/C,DP
3. MOQ: What is the MOQ? 
Answer: MOQ varies by product, typically,20-100PCS
4. Shipping Port: Which port is used for shipment? 
Answer: Major ports include: China--- TianJin,Shanghai, Ningbo, Shenzhen,XinJiang,Others.
5. Quality Inspection Process: How is quality control conducted? 
Answer: 
Pre-production inspection (material check).On-site pictures .
In-process inspection (during manufacturing). On-site pictures .
Final random inspection (Spot check 5%). On-site pictures.
6. Handling Non-Conforming Goods:  What if received goods don't match specifications? 
Answer:
Minor defects: Discount or repair. 
Major deviations: Replacement or refund. 
Claims must be filed within 7 days of delivery with evidence (photos/reports).
7. Factory Audit Options: What factory audit methods do you offer? 
Answer:
Documentary audit: (ISO certificates, production records). 
On-site audit (quality control, working conditions). 
Social compliance audits (SMETA, BSCI). 
Video audit available for remote verification.
8. Handling Delivery Delays: How are delivery delays managed? 
Answer:
Communication:Immediate notification with revised timeline. 
Penalties: Compensation per contract terms (e.g., 0.5% of order value/day). 
Priority shipping: Expedited freight at seller's cost for critical delays.

If you have any other questions about air filter, please feel free to contact us. Hope to be friends with you. Waiting for you!