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  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    David
    We’ve been working with GLPARTS for our excavator hydraulic needs, and their customer service has been fantastic. The quality of the cylinders is top-notch, and they match perfectly with our Volvo and Hyundai excavators. Fast shipping, excellent fit, and reliable performance!
  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    John
    We’ve been using GLPARTS' hydraulic cylinders for our excavators for over a year now, and we couldn't be happier. The quality is excellent, the fitment is perfect, and delivery times are always faster than expected. Highly recommend their products for any heavy equipment needs!
  • Guangzhou Guoli Engineering Machinery Co., Ltd.
    Maria
    Thank you to GLPARTS for their fast and reliable service. The hydraulic cylinders we purchased fit our JCB excavators perfectly, and we’ve seen a noticeable improvement in efficiency. The cylinders are made of high-quality materials, and they’ve been holding up well under tough conditions.
Contact Person : Tina
Phone Number : 13081912597
WhatsAPP : +8613081912597

Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator

  • Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator
  • Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator
Place of Origin Made In China
Brand Name Glparts
Certification ISO9001;CE
Model Number R290LC-9 R210LC-9 R360LC-7
Minimum Order Quantity 1
Price $ 499.00~1999.00
Packaging Details Wooden Case
Delivery Time 7 Days
Payment Terms T/T,Western Union,MoneyGram
Supply Ability 2000pieces/month

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Product Details
Features High Quality , Durable , High Efficiency Name Boom Cylinder , Arm Cylinder
Model Name R290LC-9 R210LC-9 R360LC-7 P/N 31Y1-30120 31Y1-28631 31NA-60111
Type Double Acting Apply Excavators
Package Wooden Case Or Pallet Warranty 12-month Warranty
Highlight

31Y1-28631 Arm Cylinder

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R210LC-9 Arm Cylinder

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31Y1-30120 Arm Cylinder
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Product Description

Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator


The 9292427 9292425 are part numbers of the arm, 31NA-60111 is part number of the boom hydraulic cylinders respectively for the R290LC-9 R210LC-9 R360LC-7 Excavator.


Specification


Item Name

Hydraulic Arm , Boom Cylinder

 P/N 31Y1-30120 31Y1-28631 31NA-60111
Model Number R290LC-9 R210LC-9 R360LC-7 Warranty 1 Year
Usage Excavator Seal Material NOK/SKF
Category Double Acting Main Material 25 Mn Steel


Construction Material:

Piston Rod: Crafted from 40Cr steel, heat - treated via hardening and tempering, then hard chrome - plated and mirror - polished. This boosts surface hardness, wear resistance, reduces friction, and ensures smooth, long - lasting operation.

Cylinder Barrel: Made of 25Mn steel, tempered to avoid deformation. It has a higher bearing capacity than common C45 or C20 steel, ensuring durability under high - pressure hydraulic forces.

Barrel/Rod End & Head: Forged from high - strength steel, these parts offer superior strength and toughness to endure operational stress and shock.

Seal Kits: Premium seal kits from renowned brands like NOK or SKF prevent hydraulic fluid leaks, maintain system pressure, and optimize cylinder performance.

Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator 0Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator 1


Company Information


With over 16 years of experience in hydraulic cylinder manufacturing, GLPARTS has exported products to more than 100 countries worldwide, including the United States, Germany, Australia, and the Middle East. Backed by a skilled team of engineers and a responsive sales force, we provide comprehensive support—before, during, and after the sale—to ensure your satisfaction every step of the way.


Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator 2















Why Choose Us


OEM/ODM Capabilities
Competitive Pricing & Bulk Discounts
Fast Shipping & Customs Clearance Support


Other Products

Final Drive / Travel Motor
Swing Motor & Swing Gearbox
Hydraulic Pump
Control Valves
Engine Parts
Seal Kits
Undercarriage Parts
Electric Parts
Cab & Body Components    


Arm Cylinder 31Y1-30120 31Y1-28631 Boom Cylinder 31NA-60111 for R290LC-9 R210LC-9 R360LC-7 Excavator 3


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Tags:

hydraulic system cylinder

cylinder for excavator

bucket hydraulic cylinder