Product Specifications
| Parameter |
Details |
| Model NO. |
51100 |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Certification |
ISO9001:2008 |
| Stock |
in Stock |
| Service |
OEM ODM |
| Aligning |
Non-Aligning Bearing |
| Separated |
Separated |
| Rows Number |
Single |
| Load Direction |
Thrust Bearing |
| Material |
Bearing Steel |
| Contact Angle |
0° |
| Transport Package |
Carton Pallet |
| Specification |
10*24*9 mm |
| Trademark |
NTN/NSK/NMB/Koyo/NACHI/Timken |
| Origin |
China |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Crane Hooks, Excavators, Loaders |
| Mining |
Material Handling Cranes, Hoists |
| Industrial Manufacturing |
Press Machinery, Injection Molding Machines |
| Logistics & Warehousing |
Overhead Cranes, Conveyor Systems |
Crane Hook Downtime Costs Add Up — Get 51100 Thrust Ball Bearings Delivered Fast
Crane hook failures often trace back to substandard thrust bearings. When these components fail prematurely, construction sites face halted operations, missed deadlines, and costly emergency repairs. Sourcing replacement bearings from multiple suppliers only compounds the problem—delayed shipments, inconsistent quality, and scattered documentation waste valuable time when every minute counts.
Thrust Ball Bearings for Crane Hooks: In Stock and Ready to Ship
Our Thrust Ball Bearing 51100, 51200, and 51101 series are engineered to handle the axial loads of crane hook applications, with precision ratings from P0 to P2 ensuring reliable performance under heavy-duty conditions. As an official distributor, we maintain centralized inventory across 55+ countries, meaning your required bearings are available for immediate dispatch. No more waiting for cross-brand transfers or minimum order delays—get the exact crane hook bearing you need when you need it.
Engineered for Axial Loads in Heavy-Duty Lifting
Thrust ball bearings like the 51100 series excel in applications where axial (thrust) load is the primary force, such as crane hooks, hoists, and vertical shafts. With a separated design allowing easy installation and maintenance, these bearings operate with a contact angle of 0°, optimizing load distribution for vertical lifting scenarios. The single-row configuration balances durability and compactness, making them ideal for machinery where space is limited but performance cannot be compromised.
Precision and Material: Key to Long Service Life
The performance of a thrust ball bearing depends on critical technical factors. Our bearings use high-grade bearing steel, providing the hardness and wear resistance needed to withstand the repetitive stresses of crane operations. Precision ratings from P0 (standard) to P2 (high precision) allow customization—P2 bearings minimize axial runout for applications requiring exact positioning, while P0 offers cost-effective reliability for general use. Vibration classes Z1V1 to Z3V3 further ensure smooth operation, reducing noise and extending component life by minimizing internal friction.
Why Authentic Bearings Matter for Crane Safety
Counterfeit thrust bearings may cost less upfront, but they pose severe risks in crane hook applications. Inferior materials lead to premature cracking under load, while poor manufacturing tolerances cause uneven wear and sudden failure. The result? Not just replacement costs, but potentially catastrophic accidents, project delays, and liability issues. Our bearings come with full certification, including ISO 9001:2008 quality assurance, ensuring each unit meets global standards for safety and performance. Investing in genuine bearings reduces total cost of ownership by avoiding unplanned downtime and emergency repairs.
Your Trusted Dual-Brand Bearing Partner
With 1,200+ clients across 55+ countries, we’ve built our reputation on reliability. As an official authorized distributor for SKF and Timken, we guarantee authentic products traceable to original manufacturers. Our cross-brand technical team provides expert选型 support, helping you match the right bearing—whether 51100, 51200, or 51101—to your crane hook specifications. We unify quality control through a single ISO 9001 inspection system, so every bearing meets consistent standards. Plus, our one-stop procurement process lets you source multiple brands and models in a single order, simplifying logistics and reducing supplier management costs.
Packaging & Shipping
- Carton and pallet packaging for secure transport, with each bearing individually protected
- In-stock items shipped within 3–7 working days for urgent maintenance needs
- Flexible logistics options: DHL, FedEx, UPS, air freight, or sea freight based on your timeline
- Real-time tracking provided for all shipments, so you know exactly when to expect delivery
- Minimum order quantity of 1 piece, supporting both emergency repairs and bulk project requirements
Get Your Crane Hook Bearings Today
Don’t let bearing delays keep your cranes idle. Send us your required model (51100, 51200, 51101, or other), quantity, and application details, and we’ll provide a quote within 24 hours. With in-stock availability and global delivery, we help you minimize downtime and keep your operations on schedule.
Frequently Asked Questions
Q: Are these genuine thrust ball bearings?
A: Yes, we are an official authorized distributor for leading brands including Timken, with full traceability documentation for every product.
Q: How do I confirm if the 51100 bearing fits my crane hook?
A: Provide your crane model or existing bearing dimensions (bore, outer diameter, width), and our technical team will verify compatibility at no cost.
Q: What is the warranty policy for these bearings?
A: All bearings come with manufacturer-backed warranty coverage against defects in materials and workmanship.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, making us ideal for emergency repairs and small-batch requirements.
Q: How long does shipping take to [my country]?
A: In-stock bearings ship within 3–7 working days via DHL/FedEx/UPS; contact us with your location for exact transit times.
Q: How can I verify the authenticity of the bearings?
A: Each bearing includes original packaging with brand-specific holographic labels and serial numbers, verifiable through manufacturer databases. We also provide
