High-Precision Thrust Ball Bearing 51316 51117 for Crane Hook ISO Certified

Product Specifications

Application Industries

Prevent Costly Downtime with High-Precision Thrust Ball Bearing 51316 51117 for Crane Hooks

Crane hook failures due to substandard bearings cost operations thousands in downtime and repairs. Many buyers struggle with unreliable suppliers offering inconsistent quality, long lead times for custom sizes, and vague certification claims. When your crane’s load capacity and safety depend on bearing performance, settling for low-quality alternatives isn’t an option.

ISO-Certified Thrust Ball Bearings In Stock for Immediate Shipment

Our High-Precision Thrust Ball Bearing 51316 51117 solves these challenges with ISO9001:2008 certification, ready stock availability, and precision engineering for crane hook applications. As an integrated manufacturer with 18 years of experience, we maintain rigorous quality control from raw material selection to final inspection, ensuring each bearing meets P0-P4 precision standards and Z2-Z4 noise grades. Whether you need a single unit for emergency replacement or bulk orders for production lines, our 1pc MOQ and 3-5 day sample lead time keep your operations running.

Engineered for Heavy Loads in Critical Lifting Applications

Thrust ball bearings like the 51316 and 51117 are designed to handle axial loads in crane hooks, where vertical weight support and rotational stability are critical. With a separated structure for easy installation and maintenance, these bearings excel in applications requiring high load capacity and precise alignment. The 0° contact angle ensures optimal load distribution, while bearing steel construction provides durability in harsh industrial environments—from construction sites to mining operations.

Technical Features That Ensure Reliable Performance

Our Thrust Ball Bearing 51316 51117 delivers performance through key technical specifications: Precision ratings from P0 (standard) to P4 (high precision) minimize vibration and noise, critical for crane operator safety and equipment longevity. Vibration grades Z1V1 to Z3V3 ensure smooth operation even under heavy loads, reducing wear on connected components. The 180*300*95 mm dimension offers a robust footprint for crane hook assemblies, while separated design allows for easy disassembly during maintenance—saving time during inspections and replacements.

Why Authentic Bearings Lower Your Total Cost of Ownership

Choosing genuine High-Precision Thrust Ball Bearings over counterfeit alternatives reduces long-term costs significantly. Fake bearings often fail prematurely, leading to unplanned downtime, crane repairs, and potential safety risks. Our ISO-certified bearings come with a 12-month global warranty, covering manufacturing defects and ensuring replacement or refund for faulty units. With free technical guidance and defect solutions, we help you avoid costly installation errors and extend bearing service life—ultimately lowering your total cost of ownership.

Your Trusted Partner for Bearings Since 2005

Packaging & Shipping

• Carton pallet packaging for secure transportation
• 3-5 days sample lead time for urgent requirements
• 5-15 days bulk delivery via T/T, credit card, or Alibaba trade
• Global logistics support with tracking available
• 1pc MOQ for standard items, ideal for emergency repairs

Get Your Crane Hook Bearings Shipped Today

Don’t let bearing issues delay your projects. Our High-Precision Thrust Ball Bearing 51316 51117 is in stock and ready to ship—order now to minimize downtime and ensure crane safety. Provide your bearing model, quantity, and application details for a quick quote, and benefit from our competitive pricing and reliable after-sales support.

Frequently Asked Questions