Main Relief Valve 31Q8-17820 Excavator Hydraulic Parts R305-9T R305-7

Main Relief Valve 31Q8-17820 Excavator Hydraulic Parts R305-9T R305-7

Features:

1. Anti-corrosion design
The main relief valve is made of corrosion-resistant material, which can adapt to the harsh operating environment under construction conditions.
2. Be responsive
The main relief valve is a direct action valve, without complex indirect action structure, when the pressure rises, the oil outlet can be opened quickly, and the response speed is fast, which is conducive to system protection.
3. High setting accuracy
The main relief valve adopts pre-compression spring to set the opening pressure value, which has high setting precision and good repeatability, and can accurately set the maximum pressure allowed by the system.
4. The oil charge is not affected
The main relief valve does not affect the oil filling function of the hydraulic pump, and the system can discharge oil continuously while the tank can still be normally filled with oil.
5. Simple and reliable structure
The main relief valve has the advantages of simple structure, long service life, high reliability and easy maintenance.
6. Flexible and convenient installation
The system installation position of the main relief valve is more flexible, and the hydraulic pipeline layout is not high.


Product description

Our main products:Hydraulic Pump,Engine Parts,Electric Parts,Chassis Parts,Excavator Bucket and Teeth,Radiator,Full Gasket Kit Series,Maintenance Parts.We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers.Sufficient inventor. No matter when you make order, we can ship goods as soon as possible.The best and more professional service and after-sales service.



PAYMENT POLICY:
We accept PayPal, VISA, MasterCard, Debit Card through PayPal.

SHIPPING POLICY:
Generally shipping can be made within 1 business day after the order is received.

RETURN POLICY:
We offer 14 days return policy after the buyer received the item. Item being returned must be in brand new condition, unused with the original parts and label included. The shipping expenses or any other related fees will be paid by the buyer. We do not accept returns if the item has been installed or has been damaged for some reasons.

LIABILITY:
The parts we provide are not original, it’s aftermarket replacement parts, we are only responsible for the parts we sold, we can accept return, refund or replacement if any problems on the parts, we do not compensate your labor, towing, repair, rental expenses or any other related expenses, please understand.

CONTACT US:
We have more than 20 years’ experience on excavator parts, except the items listed on ebay, we have various excavator parts available, you’re always welcome to contact us should you have inquiry or comments, we will try to reply you within 24 hours, thank you!

PLEASE MAKE SURE THAT YOU'RE ORDERING THE CORRECT PARTS FOR YOUR EXCAVATOR, IF YOU HAVE ANY DOUBT ON THE PARTS YOU’RE ORDERING, PLEASE PROVIDE US WITH DETAILED INFORMATION, THEN WE CAN VERIFY THE PARTS TO AVOID ANY WRONG PARTS AND RETURNS.

KIND REMINDER TO OUR DEAR CUSTOMERS: IF YOU’RE SATISFIED WITH THE QUALITY PLEASE GIVE US GOOD RATING AFTER YOU RECEIVE THE GOODS, PLEASE LET US KNOW IF YOU’RE NOT HAPPY WITH THE QUALITY AND WE WILL TRY OUR EFFORTS TO SATISFY YOU.

Jin Guan Chen(Zhejiang DeerWei Engineering Machinery Equipment Co., Ltd) is loed in the beautiful source of the Lijiang River. It is well-known as the culinary capital of China and abroad, Longquan. With a total investment of 23 million yuan, the company is a new enterprise integrating R&D, manufacturing and trade. The company's main products are: engineering machinery equipment and parts, more than 1,000 specifiions, the company's advanced equipment, strong technical force, with a modern enterprise management system. The company has a technical development department composed of senior technicians who research and develop new products. Design and development and production capacity. Product performance is stable and reliable. There are more than 20 sales outlets in major provincial capital cities in China, providing high quality and low price products for the domestic market, and exporting to more than ten countries including North America, Singapore and Thailand. The company has a multi-standard, high-quality, low-cost business philosophy, bringing unlimited competitive advantages to our business cooperation. The company's mission is: quality priority • above the customer • integrity-based • realistic and innovative • the pursuit of eternal development.
We specialize in producing radiator and hydraulic oil cooler,which mainly used on excavators like Komatsu, Hitachi, , Kobelco, Hyundai, Daewoo, JCB, VOL-VO. Due to excellent quality and pretty competitive price, our products enjoy a very good reputation in countries and religions like Southeast Asia, America, Middle east, Russia, Iran, Turkey. Also, we supply high good quality engine parts like cylinder head, cylinder block, Piston, piston rings, liners, water pump, Turbocharger etc. and electric parts like pressure sensor, lgnition switch, throttle motor, starter, alternator. We looking forward to cooperation with customers around the world and ready to service with best price, top quality