Spherical Plain Bearing GAC65s GAC70s GAC75s GAC80s GAC85s Self-lubricating for Construction Machinery
Joint Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Joint Bearing Spherical Plain Bearings

Spherical Plain Bearing GAC65s GAC70s GAC75s GAC80s GAC85s Self-lubricating for Construction Machinery

Keep your construction machinery running smoothly with self-lubricating spherical plain bearings designed to minimize downtime and maintenance costs. The GAC Series (GAC65s to GAC85s) delivers reliable performance in heavy-duty applications like engineering hydraulic cylinders and forging machines, thanks to their steel-on-steel sliding contact and whole outer ring structure that ensures stability under radial loads.

  • High precision (65*100*23 mm for GAC65s) and low noise operation enhance equipment efficiency
  • Self-lubricating design eliminates the need for frequent manual lubrication, reducing operational hassle
  • Constructed with premium bearing steel for long service life, even in harsh working conditions

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Product Specifications

Parameter Details
Model NO. GAC65S
Material Bearing Steel
Load Direction Radial Spherical Plain Bearing
Lubrication Type Self-lubricating
Outer Structure Whole Outer Ring
Rod End General
Series GAC
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 65*100*23 mm
Origin China
HS Code 8482101000
Production Capacity 1000000

Application Industries

Industry Typical Equipment
Construction Machinery Excavators, Loaders, Bulldozers
Hydraulic Engineering Engineering Hydraulic Cylinders
Heavy Manufacturing Forging Machines, Press Equipment
Automotive Automobile Shock Absorbers
Water Conservancy Water Conservancy Machinery
Industrial Automation Automation Equipment

Eliminate Downtime with GAC Series Self-lubricating Spherical Plain Bearings for Construction Machinery

Construction machinery operators know the cost of unexpected downtime—each hour of halted work eats into profits and delays projects. When bearings fail prematurely due to poor lubrication or low-quality materials, the result is expensive repairs and missed deadlines. Sourcing reliable bearings that can handle heavy loads and harsh conditions often means navigating minimum order quantities and long lead times, leaving you with excess inventory or urgent shortages.

Self-lubricating GAC Series Bearings: Engineered for Heavy-Duty Performance

Our Spherical Plain Bearing GAC Series solves these challenges with self-lubricating technology that reduces maintenance needs and extends service life in construction machinery. As an integrated manufacturer with ISO9001 and ISO14001 certifications, we ensure each bearing meets P0-P4 precision standards and Z2-Z4 noise grades. With a 1pc MOQ for standard items and 3–5 day sample lead time, we provide the flexibility to order exactly what you need, when you need it—whether for routine maintenance or emergency repairs.

Optimal Performance in Demanding Construction Environments

Spherical Plain Bearings like the GAC65s are designed to handle radial loads and angular misalignment, critical for equipment like hydraulic cylinders and forging machines that operate under heavy stress. The self-lubricating feature eliminates the need for frequent re-lubrication, making them ideal for construction sites where access to maintenance can be limited. Steel-on-steel sliding contact ensures durability, while the whole outer ring structure provides stability during high-impact operations. When paired with construction machinery such as excavators or loaders, these bearings deliver consistent performance even in dust, vibration, and temperature fluctuations.

Key Technical Features That Maximize Reliability

The GAC65s Spherical Bearing’s 65*100*23 mm specification balances compact design with load-bearing capacity, making it suitable for tight spaces in hydraulic systems. High precision manufacturing minimizes radial clearance, reducing vibration and noise—a critical factor in operator comfort and equipment longevity. The bearing steel material offers excellent wear resistance, directly contributing to the long life expectancy that reduces replacement frequency. For applications requiring customization, our OEM/ODM services allow adjustment of dimensions and materials to match specific machinery requirements, ensuring optimal fit and performance.

Why Cutting Corners on Bearings Costs More in the Long Run

Choosing low-quality spherical plain bearings may save on initial costs, but the hidden expenses add up quickly. Premature failure can lead to secondary damage to hydraulic cylinders or automation equipment, increasing repair bills and downtime. Our GAC Series bearings, backed by a 12-month global warranty, provide peace of mind with defect replacement and refund options. By focusing on total cost of ownership rather than upfront price, you avoid the risks of uncertified products—such as inconsistent performance or non-compliance with industry standards. We stand behind our bearings with free technical guidance to ensure proper installation and usage, further protecting your investment.

Our Commitment to Your Equipment’s Reliability

With over 18 years of experience serving global buyers, Jinan Saifan Bearing combines R&D expertise with strict quality control. Our in-house QC lab conducts rigorous testing on every batch, from material composition to dimensional accuracy. We supply authentic bearings and offer full traceability for every order, ensuring you receive genuine products that meet international standards. Our production capacity of 1,000,000 units annually guarantees stable supply, even for large-scale projects. Whether you’re a wholesaler needing bulk orders or an equipment manufacturer requiring custom solutions, we provide responsive service and technical support to keep your operations running smoothly.

Packaging & Shipping

  • Neutral packing with carton pallet for secure transportation
  • Sample lead time: 3–5 days for standard items
  • Bulk delivery: 5–15 days after order confirmation
  • Flexible shipping options: T/T, credit card, and Alibaba trade payments accepted
  • 1pc MOQ available for emergency replacement needs

Get Your GAC Series Bearings Delivered Fast

Don’t let bearing issues slow down your construction projects. Send us your required model (GAC65s, GAC70s, GAC75s, GAC80s, or GAC85s), application details, and quantity today. Our team will provide a quote within 24 hours, and with our fast sample and bulk delivery times, you can minimize downtime and keep your machinery operating at peak efficiency.

Frequently Asked Questions

Q: Are these bearings authentic and certified?

A: Yes, we are an ISO9001 & ISO14001 certified manufacturer with full quality control processes. All bearings meet P0-P4 precision and Z2-Z4 noise grade standards, with traceable production records.

Q: How do I confirm the GAC Series is compatible with my equipment?

A: Provide your machinery model, application (e.g., hydraulic cylinder, excavator), and load requirements. Our technical team offers free选型 support to ensure proper fit.

Q: What warranty coverage do you offer?

A: We provide a 12-month global warranty. Manufacturing defects are covered by free replacement or refund, with technical support available throughout the warranty period.

Q: What is the minimum order quantity for GAC Series bearings?

A: Standard items have a 1pc MOQ, ideal for emergency repairs or small-batch testing. Bulk orders receive volume pricing and priority production scheduling.

Q: How quickly can I receive my order?

A: Samples ship in 3–5 days

Tags: Construction Machinery Bearing GAC Series Bearing GAC65s Spherical Bearing GAC70s Self-lubricating Bearing self-lubricating bearing Self-lubricating GAC80s Bearing Spherical Plain Bearing spherical plain bearing for construction machinery
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