Mdt178 Slewing Bearing

Mdt178 Slewing Bearing

1. Product Description: The Mdt178 slewing bearing is a heavy-duty slewing bearing designed specifically for Potain tower cranes. Made of 42CrMo high-strength alloy steel, it features extreme cold-resistant treatment and tooth surface hardening technology, ensuring reliable operation and precise positioning in -45°C environments.
2. Product Structure: Single-row, four-point contact ball slewing bearing
3. Dimensions: 1476*100mm
Machinable Size Range: 50-10,000mm
Customization is available to meet specific size requirements.
4. Materials: Ring Material: High-strength alloy steels such as 50Mn and 42CrMo
Rolling Elements: Balls or rollers made of GCr15SiMn bearing steel

5. Applications:
Precisely matched to machine models
Potain MDT Series: MDT 219, MDT 269

Potain MC Series: MC 85, MC 125

Potain GT Series: GT 185, GT 245
Exporting Country: Russia
Product Description

MDT178 Slewing Bearing - Heavy-Duty Tower Crane Solution

Looking for reliable crane performance in extreme conditions? The Mdt178 Slewing Bearing delivers exceptional durability for your Potain tower crane operations. Engineered with 42CrMo high-strength alloy steel and advanced cold-resistant treatment, this bearing ensures smooth rotation and precise positioning even in temperatures as low as -45°C. Our single-row, four-point contact design provides the perfect balance of load capacity and operational efficiency for demanding construction projects.

Factory environment   production equipment

Product Specifications

Structure Type: Single-row, four-point contact ball bearing

Dimensions: 1476*100mm

Material: 42CrMo high-strength alloy steel

Temperature Range: Operational down to -45°C

Surface Treatment: Tooth surface hardening technology

Compatible Crane Models

Your product fits perfectly with these Potain crane series:

  • MDT Series: MDT 219, MDT 269
  • MC Series: MC 85, MC 125
  • GT Series: GT 185, GT 245

Advanced Engineering Features

Superior Material Construction

We manufacture each bearing using premium 50Mn and 42CrMo alloy steels for the rings. The rolling elements feature GCr15SiMn bearing steel, ensuring maximum durability under heavy loads.

Extreme Weather Performance

Our specialized cold-resistant treatment allows continuous operation in harsh environments. Whether you're working in Russian winters or other challenging climates, your equipment maintains reliable performance.

Precision Manufacturing

With ISO9001 certification and RoHS compliance, every bearing meets international quality standards. Our advanced CNC equipment and rigorous testing ensure consistent precision across all units.

ISO

Why Choose Our Slewing Bearings?

Proven Reliability

Over 30 years of bearing expertise backs every Mdt178 Slewing Bearing we produce. Our products serve customers in more than 50 countries, including demanding markets in Russia, Germany, and the United States.

Comprehensive Service

You receive complete technical support from selection to installation. Our engineering team provides consultation, design assistance, and guidance throughout your project lifecycle.

Custom Solutions Available

Need specific modifications? We offer personalized customization services for unique requirements. Our size range covers 50-10,000mm diameter applications with precision grades from P0 to P4.

Quality Assurance

Every bearing undergoes strict testing using coordinate measuring machines, vibration testers, and life testing equipment. Full traceability ensures consistent quality from raw materials to finished products.

Installation and Maintenance

Proper installation maximizes your bearing's performance and lifespan. Our technical team provides detailed guidance for mounting procedures, lubrication requirements, and maintenance schedules. Regular inspection and appropriate lubrication ensure optimal operation throughout the bearing's service life.

Trust Luoyang Heng Guan Bearing Technology for your critical crane applications. Our product combines advanced materials, precision engineering, and proven performance to keep your operations running smoothly.

Packaging and delivery​​​​​​​ Packaging and delivery

FAQ

Q: What makes this bearing suitable for extreme cold conditions?

A: Our specialized cold-resistant treatment and 42CrMo alloy steel construction ensure reliable operation down to -45°C, making it perfect for harsh winter environments.

Q: How do I verify compatibility with my crane model?

A: The bearing fits Potain MDT 219, MDT 269, MC 85, MC 125, GT 185, and GT 245 models. Contact our technical team for specific compatibility questions.

Q: What's included with my bearing order?

A: Each bearing comes with installation guidance, lubrication specifications, and technical documentation. We also provide ongoing technical support.

Q: Do you offer custom sizing options?

A: Yes, we manufacture bearings from 50-10,000mm diameter with various precision grades to meet your specific requirements.

Q: What warranty coverage do you provide?

A: We stand behind our quality with comprehensive warranty coverage and worry-free after-sales service for all customers.

 Exhibition Photos Customer Visit

Contact Us

Need technical assistance or have specific requirements? Contact our bearing specialists at mia@hgb-bearing.com for personalized support and Mdt178 Slewing Bearing solutions. 

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