Joint Bearing

GE30ES Spherical Plain Bearing Male Female Thread Self-lubricating for Engineering Machinery

SKU: 44e9a8632f00 In Stock

Keep your engineering machinery running smoothly with the GE30ES Spherical Plain Bearing—a self-lubricating solution designed to minimize downtime and maximize productivity on the job site. This male-female thread bearing delivers reliable performance in tough conditions, perfect for engineering hydraulic cylinders, construction machinery, and forging equipment where precision and durability are non-negotiable.

  • Self-lubricating design eliminates the need for frequent maintenance, reducing operational interruptions and lowering long-term costs
  • Constructed with high-grade bearing steel for exceptional wear resistance, ensuring a long service life even under heavy radial loads
  • Precision-engineered to 30*47*22 mm specifications, featuring a steel-on-steel sliding contact for stable rotation and low noise operation

Backed by our expertise in industrial bearing manufacturing, this bearing meets strict quality standards to keep your equipment moving with confidence. OEM/ODM services available to tailor specifications to your exact application needs.

Wholesale Price (FOB)
¥1.45
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Product Specifications

Parameter Details
Model NO. GE30ES
Material Bearing Steel
Load Direction Radial Spherical Plain Bearing
Lubrication Type Self-lubricating
Outer Structure Whole Outer Ring
Rod End General
Series GE
Product Name Spherical Plain Bearing
Package Neutral Packing Bearing
Sliding Contact Steel-on-Steel
Features High Precision, Long Life, Low Noise
Service OEM ODM
Transport Package Carton Pallet
Specification 30*47*22 mm
Trademark BDL
Origin China
HS Code 8482101000
Production Capacity 1000000

Application Industries

Industry Typical Equipment
Construction Machinery Excavators, Loaders, Cranes
Hydraulic Systems Engineering Hydraulic Cylinders
Manufacturing Forging Machines, Automation Equipment
Automotive Automobile Shock Absorbers
Water Conservancy Water Conservancy Machinery

Eliminate Downtime with GE30ES Self-lubricating Spherical Plain Bearing for Heavy Machinery

Construction and engineering operations lose thousands in productivity when hydraulic cylinders fail due to bearing issues. Frequent lubrication maintenance, premature wear from poor material quality, and delayed replacements due to minimum order requirements create unnecessary operational headaches.

GE30ES Spherical Plain Bearing: Engineered for Uninterrupted Performance

The GE30ES Spherical Plain Bearing delivers self-lubricating convenience that reduces maintenance intervals by 60% compared to conventional bearings. As an integrated manufacturer with ISO9001 certification, we ensure each unit meets P0-P4 precision standards, critical for hydraulic cylinder articulation in construction machinery. Our 1pc MOQ and 3-5 day sample lead time mean you can secure replacement parts without overstocking.

Optimal Performance in Demanding Working Conditions

This Engineering Machinery Bearing excels in radial load applications with its steel-on-steel sliding contact design, providing exceptional wear resistance under heavy loads. The whole outer ring structure ensures stability in high-vibration environments typical of forging machines and excavators. Whether operating in dusty construction sites or wet water conservancy projects, its 30*47*22 mm specification delivers consistent performance across temperature variations.

Technical Advantages That Maximize Equipment Uptime

The self-lubricating feature eliminates the need for regular grease application, reducing maintenance labor costs and preventing lubricant contamination in sensitive hydraulic systems. Bearing steel construction provides a dynamic load capacity that extends service life by 40% in standard operating conditions. High precision manufacturing (P0 class) ensures minimal clearance, reducing vibration-induced noise and improving overall equipment efficiency. These technical attributes combine to create a bearing solution that directly addresses the industry’s need for reliable, low-maintenance components.

Why Compromising on Bearing Quality Costs More in the Long Run

Low-quality spherical plain bearings often fail within 3-6 months in heavy machinery applications, leading to emergency repairs, equipment downtime, and potential secondary damage to hydraulic cylinders. Our GE30ES Self-lubricating Spherical Bearing comes with a 12-month global warranty, covering manufacturing defects and ensuring predictable replacement cycles. By investing in bearings engineered for long life and low maintenance, equipment operators reduce total cost of ownership by minimizing unplanned downtime and repair expenses.

Why Global Buyers Choose Saifan Bearings

With 18 years of manufacturing experience serving Europe, America, and Southeast Asia, we maintain full R&D capabilities and a dedicated QC lab to ensure consistent quality. Our ISO14001 certification demonstrates commitment to sustainable production practices. We offer free technical guidance to help select the right bearing for specific applications, and our defect replacement policy ensures risk-free purchasing. Supported by production capacity of 1,000,000 units annually, we guarantee stable supply even for large-scale projects.

Packaging & Shipping

  • Neutral packing with individual bearing protection, secured on carton pallets for safe transportation
  • Sample lead time: 3–5 days; bulk delivery: 5–15 days after payment confirmation
  • Multiple shipping options: DHL, FedEx, UPS, air freight, or sea freight based on urgency and volume
  • Real-time tracking numbers provided upon shipment
  • 1pc MOQ available for emergency replacement needs, with volume pricing for wholesale orders

Secure Your GE30ES Bearings Today

Don’t let equipment downtime impact your project deadlines. Whether you need a single replacement bearing or bulk order for your fleet, our responsive team ensures quick processing and delivery. Send your inquiry with application details, and we’ll help confirm the perfect bearing solution for your machinery.

Frequently Asked Questions

Q: Are these bearings manufactured to international quality standards?

A: Yes, all our bearings are produced under ISO9001 quality management system and meet P0-P4 precision grades as standard.

Q: How can I confirm if the GE30ES is suitable for my hydraulic cylinder?

A: Provide your equipment model or hydraulic cylinder specifications, and our technical team will verify compatibility within 24 hours.

Q: What is the warranty coverage for this bearing?

A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund available for non-conforming products.

Q: What is the minimum order quantity?

A: Standard items have a 1pc MOQ, supporting both emergency repairs and small-batch purchases.

Q: How quickly can I receive my order?

A: Samples ship within 3-5 days, while bulk orders deliver in 5-15 days depending on quantity and shipping method.

Q: Do you offer OEM services for this bearing?

A: Yes, we provide full OEM/ODM customization including private labeling, special packaging, and custom specifications to meet specific requirements.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

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