Self-lubricating GE31-ZO-2RS-E Radial Spherical Plain Bearing for Construction Machinery
SKF

Self-lubricating GE31-ZO-2RS-E Radial Spherical Plain Bearing for Construction Machinery

<p>Minimize downtime and maximize machinery reliability with the <strong>GE31-ZO-2RS-E bearing</strong>, a self-lubricating radial spherical plain bearing engineered for the rigorous demands of construction machinery. Its maintenance-free design eliminates the need for frequent lubrication checks, ensuring continuous operation even in harsh job site conditions.</p> <ul> <li>Whole outer ring construction provides exceptional load-bearing capacity for pivot points in hydraulic cylinders and forging machines</li> <li>Precision Po rating ensures smooth articulation under heavy loads, reducing wear on connected components</li> <li>Sealed 2RS design protects against contamination, extending service life in dusty or wet environments</li> </ul> <p>Backed by SKF's global quality assurance and our direct supply chain, this bearing delivers the consistent performance industrial operators trust to keep equipment running at peak efficiency.</p>

Brand
SKF
Lead Time
7-15 days
Precision
up to P2
  • 100% genuine -- COC & factory certificates available
  • In-stock · bulk & small-batch orders accepted
  • ISO · DIN · ABMA · JIS compliant
  • Full customs clearance documentation provided

Product Details

Full Specifications & Description

Product Specifications

ParameterDetails
Bearing TypeRadial Spherical Plain Bearing
Model NumberGE31-ZO-2RS-E
Bore Diameter (d)31.75 mm
Outside Diameter (D)50.8 mm
MaterialBearing Steel
Lubrication TypeSelf-lubricating
Outer StructureWhole Outer Ring
Precision ClassP0
ApplicationConstruction Machinery, Engineering Hydraulic Cylinder, Forging Machine, Automation Equipment, Automobile Shock Absorber, Water Conservancy Machinery
Weight0.220 kg (per unit)
Packaging10X10X8cm per unit; 15.00cm * 12.00cm * 10.00cm (outer package)
HS Code8482109000

Application Suitability

IndustryTypical Applications
Construction MachineryHydraulic cylinder pivot points, boom articulations, bucket linkages
Industrial MachineryForging press hinges, automation equipment joints, conveyor systems
AutomotiveShock absorber linkages, suspension components
Water ConservancyGate control mechanisms, hydraulic actuators

Struggling with Maintenance Intervals for Construction Machinery Bearings? GE31-ZO-2RS-E Offers a Solution

Construction machinery operators face constant challenges with bearing maintenance—frequent lubrication in hard-to-reach pivot points, premature wear from debris, and costly downtime when components fail. The GE31-ZO-2RS-E self-lubricating spherical plain bearing addresses these pain points by combining long service life with minimal maintenance requirements, making it a reliable choice for critical applications.

Built for Durability in Demanding Work Environments

The GE31-ZO-2RS-E bearing is engineered to thrive in the harsh conditions of construction sites and industrial settings. Its self-lubricating design eliminates the need for regular grease applications, reducing maintenance time and labor costs. With a bore diameter of 31.75 mm and outer diameter of 50.8 mm, this spherical plain bearing fits standard machinery specifications, ensuring easy replacement and compatibility with existing equipment.

Optimal Performance in High-Load, Oscillating Applications

This bearing excels in applications involving radial and axial loads with oscillating or slow rotational movements—common in hydraulic cylinders, boom hinges, and forging machines. The whole outer ring construction provides structural integrity, while the bearing steel material offers high wear resistance and load capacity. Its ability to accommodate minor misalignments ensures smooth operation even in assemblies with imperfect mounting tolerances.

Key Engineering Features That Enhance Reliability

The GE31-ZO-2RS-E's self-lubricating technology is a critical advantage for maintenance-intensive environments. By integrating solid lubricant inserts, it maintains consistent friction levels without external lubrication, reducing the risk of contamination and extending service intervals. The P0 precision class ensures dimensional accuracy, while the robust bearing steel construction delivers the hardness needed to withstand shock loads typical in construction machinery. These features collectively minimize the likelihood of premature failure and unplanned downtime.

Why Choosing the Right Bearing Lowers Total Operating Costs

Selecting a substandard bearing may save upfront costs but often leads to higher expenses over time. A bearing with inadequate lubrication or material strength can cause equipment malfunctions, requiring emergency repairs and production delays. The GE31-ZO-2RS-E, with its self-lubricating design and durable bearing steel construction, reduces these risks by providing reliable performance under heavy loads and harsh conditions. By minimizing maintenance needs and extending service life, it contributes to lower total cost of ownership compared to non-self-lubricating alternatives.

Quality You Can Rely On

Our manufacturing and testing processes adhere to ISO 9001 standards, ensuring consistent quality across all products. Each GE31-ZO-2RS-E bearing undergoes rigorous inspection for dimensional accuracy, material hardness, and surface finish before shipment. We provide a warranty against manufacturing defects, giving you confidence in your purchase. With access to a wide range of bearing brands and models, we can source or produce bearings to your exact specifications, supported by a large inventory for quick delivery.

Packaging & Shipping

  • Individual units packaged in 10X10X8cm boxes; outer carton dimensions 15.00cm * 12.00cm * 10.00cm
  • Available for immediate shipment from stock
  • Flexible shipping options including express courier, air freight, and sea freight
  • Low minimum order quantity, suitable for both small repairs and large-scale production

Get a Quote for GE31-ZO-2RS-E Bearings Today

Whether you need a single replacement bearing or bulk quantities for your machinery fleet, we can provide competitive pricing and fast delivery. Contact us with your specific requirements, including quantity and delivery location, and our technical team will assist you in confirming compatibility and specifications.

Frequently Asked Questions

Q: Can you supply other brands or models of spherical plain bearings?

A: Yes, we offer a full range of bearing brands and models, including both international and domestic options. We can source or produce bearings according to your specific brand or dimensional requirements.

Q: How do I ensure the GE31-ZO-2RS-E is compatible with my equipment?

A: Provide your equipment's bearing specifications (bore diameter, outer diameter, width, and load requirements), and our technical team will verify compatibility with the GE31-ZO-2RS-E or recommend alternative options if needed.

Q: What is your warranty policy for this bearing?

A: We provide a warranty against manufacturing defects. If a bearing fails due to material or production issues within the warranty period, we will replace it at no cost. Specific terms are outlined in our sales contract.

Q: What is the minimum order quantity for the GE31-ZO-2RS-E?

A: We accept low minimum order quantities, including single-unit purchases, to support both small-scale repairs and large production runs.

Q: How long does shipping take, and what methods are available?

A: In-stock bearings ship the same day. Delivery times depend on the shipping method: express courier (3-5 days), air freight (5-7 days), or sea freight (3-4 weeks). We will recommend the most cost-effective option based on your location and urgency.

Q: Do you offer custom bearing solutions (OEM/ODM)?

A: Yes, we support custom bearing production based on your drawings or specifications, including material selection, lubrication systems, and packaging customization.

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