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E312B Arm Hydraulic Cylinder 119-5437 119-5436 Excavator Hydraulic Parts

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E312B Arm Hydraulic Cylinder 119-5437 119-5436 Excavator Hydraulic Parts
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Features
Specifications
Product Name: Caterpillar E312B Hydraulic Cylinder
Product Alias: Excavator Arm Cylinder, Boom Cylinder, Bucket Cylinder, CAT E312 Cylinder
Mounting Type: Eye-to-eye Mounting With Bushings
Surface Treatment: Piston Rod Hard Chromium Plating Cylinder Tube ,Inner Honed
Seal Brand: For Japan NOK And US SKF
Seal Material: PU
Testing: 100% Pressure Testing Before Delivery
Factory Direct Supply: Yes
Highlight:

E312B Arm Hydraulic Cylinder

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119-5436 Arm Hydraulic Cylinder

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119-5436 Excavator Arm Cylinder

Basic Infomation
Place of Origin: Made In China
Brand Name: Glparts
Certification: ISO9001
Model Number: E312B
Payment & Shipping Terms
Packaging Details: Wooden Case
Delivery Time: 7 Days
Payment Terms: T/T,Western Union,MoneyGram
Supply Ability: 2000pieces/month
Product Description

E312B Arm Cylinder 119-5437 119-5436 Excavator Hydraulic Parts

Product Description


 

Product Name

Excavator Arm Cylinder

Model

E312B

Temperature Range

-30-100°C

Working Pressure

7/14/16/21/31.5MPa 37.5/63MPa

OEM

Yes

 

Applications in
Construction Earthmoving, trenching, foundation work
Mining Material handling, excavation, and rock breaking
Agriculture Land leveling, field preparation
Forestry Heavy lifting, debris clearing
Demolition Structural breaking and removal tasks

 

Product Display

 


 

E312B Arm Hydraulic Cylinder 119-5437 119-5436 Excavator Hydraulic Parts 0

               

 

Why choose us


 

Expertise

With over a decade of experience, we specialize in hydraulic cylinders and excavator parts, ensuring you get reliable solutions every time.

Uncompromising Quality

We use only premium materials and precise manufacturing, guaranteeing durable, high-performance parts for your machinery.

Fast, Reliable Delivery

Our efficient logistics ensure quick delivery, minimizing downtime and keeping your operations running smoothly.

Custom Solutions

Need something unique? We offer tailored parts to meet your exact requirements, designed for optimal performance.

Exceptional Support

From consultation to after-sales service, our dedicated team is always ready to provide expert advice and assistance.

After-sale service

We offer comprehensive after-sales service to ensure your satisfaction. From timely shipment tracking and delivery updates to quality checks during use,were always here to address any concerns and provide support. Your trust is our priority!

 

List Of Spare Parts


 

Parts for your 312B L EXCAVATOR

 

Part No

Parts Name

119-5437 cylinder as
5i-3035 bushing
103-8442 ring
105-7398 stop
5i-3024 locknut
119-5445 ring
9x-3592 seal as
105-7342 ring
125-1551 piston
6i-6921 ring-seal
5i-3046 stop
095-1628 seal-o-ring
099-0681 ring-backup
096-8139 ring-retaining
114-0755 bushing
126-2152 seal-buffer
093-1479 seal-u-cup
096-1054 ring-backup
099-0686 head
116-3387 seal-lip type
119-5441 rod as
5i-3035 bushing
095-1676 seal-o-ring
123-2002 ring
103-8441 ring-retaining
8t-4241 ring-retaining (external)

 

 

 

Company Information

 


 

GuangZhou GuoLi Engineering Machinery Co., Ltd., with over 16 years of experience in excavator hydraulic cylinders, is a foreign trade company specializing in a wide range of products, including crawler excavator arm cylinders, boom cylinders, bucket cylinders, cylinder tubes, cylinder rods, custom hydraulic cylinders, seal kits, hydraulic pumps, and electric parts, all designed for various excavator models. Our products have been exported to over 100 countries and regions worldwide.

 

Factory Tour

 

Our main product, excavator cylinders, is produced through a complete hydraulic cylinder production line, from design to manufacturing. With over ten years of experience, we’ve upgraded our offerings to multi-stage hydraulic cylinders. We focus on cylinder customization and produce a variety of domestic and imported excavator cylinders. Using advanced CNC lathes, grinders, and assembly equipment, we strictly follow ISO quality standards throughout production.

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Piston Rod Production Process

 

Piston rods are made from tempered steel, induction hardened before chrome plating to prevent bending and scratching. They resist rust for over 100 hours in salt spray tests. Produced and electroplated in-house with mirror finish technology.

E312B Arm Hydraulic Cylinder 119-5437 119-5436 Excavator Hydraulic Parts 2

Automatic Welding Process

 

The welds are done fully automated for consistency and integrity. With lean welding craft for creating the strong joint strength and eliminating the defect.We adopt the automatic welding process, and the good weld seam can match the appearance of the original parts, and the welded parts are not easy to fall off.

E312B Arm Hydraulic Cylinder 119-5437 119-5436 Excavator Hydraulic Parts 3

Finished Product Warehouse Display

 

E312B Arm Hydraulic Cylinder 119-5437 119-5436 Excavator Hydraulic Parts 4

 

 

Exhibition Showcase


 

Our Presence at Major Exhibitions: 2023 Malaysia & 2024 Shanghai Bauma

 

Exhibition With Cooperated Clients

 

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Certificates

 


 

Certification

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FAQ


 

 

1.How can I be sure the part will fit my excavator ?

  • Give us correct model number /machine serial number /any numbers on the parts itself.

  • Or measure the parts give us dimension or drawing.

 

2.What material do you use on hydraulic cylinder?

  • High frequency quenching No.40 manganese steel as rod material so the cylinder rod has better bending resistance.

  • No.25 manganese steel as tube material ,so the tube has better wear resistance,

    High-strength hardened steel as rod head and tube head ,so the cylinder head and rod head more durable.

  • Name-brand seal kits to reduce the hydraulic cylinder oil leakage rate.

 

3.How long can an order delivery?

  • For some often used models of excavator hydraulic cylinder , we have in stock, within 7 days .

  • For any order less than one container takes about 2 weeks to finish; Order of 1-2 container takes 4 -6weeks.

  • At busy manufacturing season, manufacturing time needs more which can confirm by discussion.

 

4.How to pay?

  • Order less than 3000USD, full payment at order, Order over USD3000 value ,50% deposited in to start,

    50% balance paid to deliver,inspection service accepted.

  • For customized order, 70%payment as deposit ,30% balance paid to deliver.

 

5.How to delivery?

  • If you have shipping agent ,we will cooperate with your agent to arrange shipment .

  • If not , we have good relationships with shipping companies, express suppliers.

  • For light goods ,by UPS/DHL/TNT(DAP terms) , For heavy goods ,by sea (FOB,CIF,CFR)

 

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Tel : 13081912597
Fax : 86-86-13081912597
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