Ball Bearing

Low Speed Reducer Thrust Ball Bearing 51408 51109 P0-P4 Precision for Industrial Machinery

SKU: bc2a0316fac7 In Stock

Ensure smooth, low-speed reducer operation with our high-precision Thrust Ball Bearing—engineered to eliminate downtime and extend machinery lifespan in industrial settings. Available in models 51408 (40*90*36 mm) and 51109, these bearings deliver P0-P4 precision and Z1V1-Z3V3 vibration control, making them ideal for heavy axial load applications where stability is non-negotiable.

  • Separated design allows easy installation and maintenance, reducing assembly time for your production line
  • Premium bearing steel construction ensures consistent performance under low-speed, high-thrust conditions
  • ISO 9001:2015 certified quality with in-stock availability for quick 3-5 day sample delivery, keeping your operations on schedule
Wholesale Price (FOB)
¥0.85
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. 51408 51109
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
Transport Package Carton Pallet
Specification 40*90*36 mm
Origin China
HS Code 8482102000

Application Industries

Industry Typical Equipment
Industrial Machinery Low Speed Reducers, Gearboxes, Machine Tools
Manufacturing Printing Presses, Conveyors, Material Handling Equipment
Automotive Transmission Systems, Axle Assemblies
Agriculture Tractor Gearboxes, Harvester Drivetrains
New Energy Wind Turbine Gearboxes, Solar Tracker Mechanisms

Eliminate Downtime with 51408 51109 Thrust Ball Bearings for Low Speed Reducers

When low-speed reducers fail due to bearing issues, production lines halt, maintenance costs rise, and deadlines slip. Many manufacturers struggle with inconsistent quality from unknown suppliers or face high minimum orders that tie up capital. Choosing the wrong bearing precision can lead to premature wear, increasing replacement frequency and operational disruptions.

Precision Thrust Ball Bearings in Stock for Immediate Shipment

Our Low Speed Reducer Thrust Ball Bearing 51408 51109 solves these challenges with P0-P4 precision ratings and Z1V1-Z3V3 vibration grades, ensuring reliable performance in industrial machinery. As an integrated manufacturer with full R&D and QC labs, we maintain stock for standard items, offering 1pc MOQ and 3-5 day sample lead times. Whether for gearboxes, machine tools, or agricultural equipment, these bearings deliver consistent load handling and durability.

Optimized Performance in Low-Speed, High-Thrust Applications

Designed for axial load handling in low-speed rotating equipment, the 51408 and 51109 Thrust Ball Bearings excel in applications where precision and stability are critical. With a 0° contact angle and separated design, they accommodate pure thrust loads while maintaining alignment in reducers, conveyors, and printing presses. The single-row configuration balances load capacity with compact dimensions, making them ideal for space-constrained industrial machinery.

Technical Engineering That Ensures Longevity

The performance of these thrust ball bearings is defined by key technical attributes. Precision ratings from P0 (standard) to P4 (high precision) control dimensional accuracy and rotational stability, directly impacting gearbox efficiency and noise levels. Vibration grades Z2V2 and Z3V3 minimize operational noise, a critical factor in manufacturing environments. Constructed from high-grade bearing steel, they withstand heavy loads and resist wear, while the separated design allows for easy installation and maintenance—reducing downtime during replacements.

Why Genuine Bearings Lower Total Cost of Ownership

Choosing authentic Thrust Ball Bearings over counterfeit alternatives eliminates hidden costs. Inferior bearings often fail prematurely, causing unplanned downtime, costly repairs, and potential damage to connected components. Our ISO9001:2008 certified manufacturing ensures each bearing meets strict quality standards, backed by a 12-month global warranty. With free technical guidance and defect replacement, we help you avoid the risks of low-quality imports, ultimately reducing long-term operational expenses.

Your Reliable Bearing Partner Since 2005

Jinan Saifan Bearing has served global buyers across Europe, America, and Southeast Asia for over 18 years, building a reputation for stable supply and competitive pricing. Our full OEM/ODM customization capabilities support unique industrial requirements, while our QC lab conducts rigorous testing to ensure consistency. We offer flexible payment terms including T/T, credit card, and Alibaba trade assurance, with bulk delivery in 5-15 days. When you partner with us, you gain access to a dedicated team committed to technical support and long-term cooperation.

Packaging & Shipping

  • Carton pallet packaging for secure transport and storage
  • 3-5 day sample lead time for standard items in stock
  • 5-15 day bulk delivery with flexible logistics options (air, sea, courier)
  • Real-time tracking provided for all shipments
  • 1pc MOQ available to support emergency repairs and small-batch purchases

Get Your 51408 51109 Bearings Shipped Today

Don’t let equipment downtime affect your production schedule. Our in-stock Thrust Ball Bearings are ready to ship, with free technical guidance to ensure proper选型. Whether you need a single unit for emergency repair or bulk orders for planned maintenance, we prioritize fast response and reliable delivery.

Frequently Asked Questions

Q: Are these bearings genuine and traceable?

A: Yes, all our bearings are manufactured in-house under ISO9001:2008 standards, with full batch traceability and quality documentation available upon request.

Q: How do I confirm if the 51408/51109 is suitable for my reducer?

A: Provide your equipment model, load requirements, and operating speed, and our technical team will verify compatibility and recommend the optimal precision grade.

Q: What is the warranty coverage for these bearings?

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

Q: What is the minimum order quantity?

A: Standard items have a 1pc MOQ, supporting both small repairs and large-scale production needs.

Q: How quickly can I receive my order?

A: In-stock bearings ship within 3-5 days via DHL, FedEx, or your preferred courier, with bulk orders delivered in 5-15 days.

Q: How can I verify the authenticity of the bearings?

A: Each bearing includes batch coding and packaging with our brand标识, and we provide full quality certificates and test reports for verification.

Ready to order or need a quote?
Send your bearing model (51408/51109), application details, and quantity to sales02

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.

Engineering Insights

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