Ball Bearing

NSK Thrust Ball Bearing 51315 51415 P0-P4 Precision for Industrial Machinery OEM ODM

SKU: 77a395fe5171 In Stock

Ensure smooth, precise rotation in your industrial machinery with the NSK Thrust Ball Bearing 51315 51415, engineered to deliver P0-P4 precision for reliable performance under axial loads. Its separated inner and outer rings simplify installation and maintenance, reducing downtime for manufacturers and distributors alike.

  • Grease or oil lubrication options adapt to diverse operating conditions, while Z1V1-Z3V3 vibration grades ensure quiet, stable operation
  • Available in stock with 75*135*44 mm dimensions, supporting quick turnaround for bulk orders or urgent replacements
  • Backed by ISO 9001:2015 certification and Saifan’s 12-month warranty, this bearing balances durability and cost-effectiveness for long-term machinery efficiency
Wholesale Price (FOB)
¥1.25
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. 51315, 51415
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
Transport Package Carton Pallet
Specification 75*135*44 mm
Trademark NSK
Origin Japan
HS Code 8482102000
Production Capacity 1000000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Presses, Lathes, Milling Machines
Manufacturing CNC Machines, Gearboxes, Hydraulic Systems
Automotive Transmission Systems, Axle Assemblies
Heavy Machinery Construction Equipment, Mining Machinery
Renewable Energy Wind Turbine Gearboxes, Solar Tracking Systems

Eliminate Downtime with Genuine NSK Thrust Ball Bearing 51315 51415 P0-P4 Precision

Industrial machinery operators know the cost of unexpected downtime—hours of lost production, missed deadlines, and expensive repairs. When thrust bearings fail prematurely, the root cause often traces to substandard parts or incorrect precision grades. Sourcing reliable, authentic bearings with consistent quality can feel like navigating a minefield, especially when balancing lead times and minimum order requirements.

Authentic NSK Thrust Bearings, In Stock for Immediate Shipment

Our NSK Thrust Ball Bearing 51315 and 51415 series solves these challenges with genuine Japanese-manufactured components available for immediate dispatch. As an authorized NSK supplier with ISO9001:2008 certification, we ensure every bearing meets strict quality standards, from raw material selection to final inspection. With 1pc MOQ and 3–5 day sample lead times, we support both emergency repairs and full production runs, making us a trusted partner for industrial machinery OEMs and maintenance teams.

Engineered for High-Thrust Industrial Applications

Designed for axial load handling in heavy-duty machinery, the NSK 51315 and 51415 Thrust Ball Bearings excel in applications with high thrust loads and moderate speeds. Their separated design allows for easy assembly and disassembly, simplifying maintenance in tight spaces. Whether used in machine tool spindles, press equipment, or gearboxes, these bearings deliver consistent performance under conditions that demand reliability—even in high-vibration environments where precision is non-negotiable.

Precision and Vibration Control: Key to Machine Performance

The performance of industrial machinery hinges on bearing precision and vibration control. Our NSK Thrust Ball Bearings offer precision ratings from P0 (standard) to P4 (high precision), ensuring minimal runout and alignment errors for critical applications like CNC machining centers. Vibration grades Z1V1 to Z3V3 further reduce operational noise and heat generation, extending bearing life and improving overall equipment efficiency. For manufacturers prioritizing product quality, these technical attributes directly translate to better finished products and lower energy consumption.

The Hidden Costs of Counterfeit Thrust Bearings

Choosing counterfeit or uncertified thrust bearings may seem cost-effective upfront, but the long-term consequences are severe. Premature failures can cause secondary damage to shafts, housings, and other components, leading to repair costs that dwarf initial savings. In contrast, genuine NSK bearings—backed by our 12-month global warranty—deliver predictable service life, reducing unplanned downtime and total cost of ownership. Each bearing comes with traceable certification, ensuring compliance with international industry standards for automotive, machinery, and new energy sectors.

Why Industrial Buyers Choose Saifan for NSK Bearings

With 18 years in the bearing industry, Saifan Bearing has established a reputation for reliability across Europe, America, Southeast Asia, and the Middle East. Our QC lab conducts rigorous testing on every batch, from material hardness to dimensional accuracy, ensuring only合格 products reach customers. We offer free technical guidance to help select the right precision grade and vibration level for your application, and our defect replacement policy ensures peace of mind. With bulk delivery times of 5–15 days and flexible payment options including T/T and Alibaba Trade Assurance, we make sourcing genuine NSK bearings simple and secure.

Packaging & Shipping

  • Original NSK packaging with product certification and batch traceability
  • Reinforced carton pallets for international shipping protection
  • 3–5 day sample delivery; 5–15 day bulk order lead time
  • Global logistics options: DHL, FedEx, UPS, air freight, and sea freight
  • 1pc MOQ available for emergency maintenance needs

Secure Your NSK Thrust Bearings Today

Every day of delayed maintenance risks further production losses. Whether you need a single NSK 51315 Thrust Ball Bearing for a critical repair or bulk 51415 units for OEM production, we have the inventory and expertise to meet your deadline. Send us your bearing model, quantity, and application details, and our team will provide a competitive quote within 24 hours.

Frequently Asked Questions

Q: Are these genuine NSK bearings?

A: Yes, we are an authorized NSK supplier. All bearings are sourced directly from NSK Japan and come with full traceability documentation.

Q: How do I confirm if the 51315/51415 is suitable for my machinery?

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 period for these bearings?

A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no cost.

Q: What is the minimum order quantity?

A: We accept orders for 1 piece, making us ideal for emergency repairs as well as large-scale production.

Q: How quickly can you ship?

A: In-stock bearings ship within 3–5 days for samples and 5–15 days for bulk orders, with tracking provided for all shipments.

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

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.

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