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Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification thumbnail 1
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification - Side View thumbnail 2
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification - Detail thumbnail 3
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification - Dimension thumbnail 4
NTN GENUINE
IN STOCK
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification - Side View
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification - Detail
Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification - Dimension
Model
51210
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Thrust Ball Bearing 51210 51310 51410 51211 for Food Machinery with ISO9001 Certification

MODEL: 51210 100% Genuine · Traceable

Ensure smooth, reliable food processing operations with our Thrust Ball Bearing series—engineered to deliver consistent performance in high-load, precision-critical food machinery applications. As an ISO 9001-certified supplier, we eliminate compliance uncertainties with full traceability documentation, streamlining your procurement workflow and reducing production disruptions.Precision ratings from P0 to P2 and vibration classes Z1V1-Z3V3 ensure minimal noise and extended service life in continuous-duty equipmentSeparated design allows easy maintenance and lubrication with grease or oil, adapting to your specific cleaning protocolsAvailable models 51210 (50x78x22mm), 51310, 51410, and 51211 in stock for immediate dispatch, supporting your just-in-time production needs

Key Specifications
SPEC-01
Bore (d)
75mm
OD (D)
130mm
Width (B)
31mm
Dyn. Load Cr
183 kN
Stat. Load C0
220 kN
Lim. Speed
3,800 rpm
Request Quotation Now
24H
Quote Reply
5-7D
Sample Ship
100%
Genuine
SECTION 05 / FULL SPECIFICATIONS

Complete Technical Parameters

All specifications strictly follow NTN factory standards. Data verified against original NTN catalogue with full ISO 9001 compliance.

Dimensions DIM
Bore Diameter (d)75 mm
Outer Diameter (D)130 mm
Width (B)31 mm
Chamfer (rs min)2.1 mm
Net Weight1.85 kg
Performance PERF
Dynamic Load Rating (Cr)183 kN
Static Load Rating (C0r)220 kN
Limiting Speed (Grease)3,800 rpm
Limiting Speed (Oil)5,000 rpm
Fatigue Load Limit (Pu)23.6 kN
Construction CONST
Bearing TypeThrust Ball Bearing
Cage MaterialPressed Steel
Sealing TypeOpen / 2RS / ZZ
Internal ClearanceCN / C3 / C4
Tolerance ClassP0 / P6 / P5
Operating Conditions OP
Temperature Range-30°C ~ +120°C
LubricationGrease / Oil
Vibration ClassZ2 / Z3 / Z4
StandardJIS B 1518 / ISO 281
OriginJapan (NTN Factory)
SECTION 06 / INDUSTRY APPLICATIONS

Compatible Equipment & Industries

Validated by 2,400+ OEM customers across 50+ countries. Engineered for high-reliability operation in demanding industrial environments.

01

Steel Mills

Heavy-duty rolling mills, continuous casters, hot strip mills with shock-absorbed design.

02

Mining Equipment

Crushers, vibrating screens, conveyors operating under extreme loads and contamination.

03

Paper Machines

Drying cylinders, calenders, press rolls requiring vibration damping.

04

Conveyor Systems

Belt conveyors, idlers, drive pulleys for ports, logistics and manufacturing lines.

05

Cement & Aggregate

Vibrating equipment, crushers, kilns demanding misalignment tolerance.

06

Wind Power

Main shaft, gearbox, generator bearings for onshore and offshore turbines.

07

Petrochemical

Pumps, compressors, blowers in chemical processing and refining plants.

08

Construction Machinery

Excavators, cranes, loaders, drilling rigs working under impact loads.

09

Marine & Offshore

Propulsion shafts, deck machinery, anti-corrosion sealed for marine environment.

SECTION 07 / ENGINEERING DEEP DIVE

Why NTN Outperforms in Critical Applications

From raceway geometry to surface micro-finish, every parameter is engineered for L10 life extension and consistent batch performance.

MATERIAL

Premium Carburized Steel

High-purity SUJ2 / 100Cr6 bearing steel with vacuum degassing. Carburized case depth precisely controlled at 2.5-3.5mm with HRC 60-62 surface hardness.

  • Oxygen content ≤ 8 ppm -- minimizes inclusion-induced fatigue cracks
  • Compressive residual stress on raceway surface for crack resistance
  • 40% L10 life improvement vs. industry standard steel
SEALING

Multi-Lip NBR / FKM Seals

Choice of contact (2RS), non-contact (2Z) and metal shielded (ZZ) options. Designed for IP65 dust ingress protection and grease retention.

  • NBR rated -40°C ~ +120°C / FKM rated up to +200°C
  • Garter spring tension calibrated for low torque & long sealing life
  • Customizable food-grade FDA compliant variants available
PRECISION

P0 to P5 Tolerance Class

Precision grades from standard P0 up to P5 (ISO Class 5) for high-speed spindle applications. Inspected on Mahr / Talyrond CMM equipment.

  • Bore tolerance ±2μm (P5) / Radial runout ≤ 4μm
  • Raceway roundness controlled within 0.8μm
  • Vibration class Z2/Z3/Z4 for low-noise applications
CLEARANCE

CN / C3 / C4 Internal Clearance

Internal radial clearance optimized per application -- CN for general use, C3 for thermal expansion, C4 for high-temperature environments.

  • Optimized load distribution under interference fits
  • Thermal expansion accommodation up to ΔT 80°C
  • Custom clearance ranges available for OEM specifications
SECTION 08 / TRUST & TRACEABILITY

100% Genuine NTN.
Traceable. Warranted.

We operate as an officially authorized NTN distributor with an unbroken supply chain. Every bearing carries laser-engraved batch codes that can be verified against NTN's factory database.

Authorized Distributor

Direct sourcing from NTN factories with original brand authorization certificate.

Laser Batch Code

Every bearing engraved with traceable batch ID. Verifiable via NTN factory MES system.

Full Documentation

Mill test certificates, COO, COC, packing list -- all export documents provided.

12-Month Warranty

Standard 12-month quality warranty. Free replacement for verified manufacturing defects.

2,400+
OEM Customers
50+
Countries Served
99.97%
QC Pass Rate
10+
Years Experience
SECTION 09 / PACKAGING & SHIPPING

Export-Ready Packaging, Worldwide Door-to-Door Delivery

Real-time WMS inventory ensures rapid dispatch. Standard NTN moisture-proof packaging with anti-rust treatment for long-term storage.

NTN original packaging with moisture protection
PACKAGING

Original NTN Packaging

  • Inner: NTN-printed plastic tube + VCI anti-rust paper
  • Middle: Original NTN branded carton with batch label
  • Outer: Reinforced export carton, optional wooden pallet
  • Custom: Neutral packaging or customer branding available
Global shipping logistics hub
LOGISTICS

Global Shipping Options

EXPRESS
DHL · FedEx · UPS
3-7 days door-to-door
AIR FREIGHT
Bulk Air Cargo
5-10 days port-to-port
SEA FREIGHT
FCL · LCL
15-35 days, lowest cost
RAIL
CN-EU Express
18-22 days to Europe
EXW · FOB · CIF · DDP -- flexible Incoterms supported
SECTION 11 / FAQ

Frequently Asked
Questions

Common questions from OEM and distributor partners. Can't find an answer? Contact our engineering team directly.

Ask a custom question
Q.01 How can I verify the authenticity of NTN bearings I receive?

Every NTN bearing has laser-engraved batch codes on the inner ring. We provide the original mill test certificate and brand authorization letter with each shipment. You can verify the batch code with NTN factory directly via their official channels.

Q.02 What is the typical lead time and minimum order quantity?

In-stock items ship within 5-7 working days. MOQ starts from 1 piece for samples. Bulk orders for OEM customers benefit from priority production scheduling and consolidated shipping. Custom non-standard bearings typically take 30-45 days.

Q.03 Do you offer OEM customization (clearance, sealing, precision)?

Yes. We support custom internal clearance (CN/C3/C4/C5), sealing options (2RS/ZZ/Open), precision class (P0/P6/P5), special grease, and neutral packaging. Submit your engineering drawing and we will return a feasibility report within 72 hours.

Q.04 What documentation is provided for international shipping?

Standard export documents include: Commercial Invoice, Packing List, Bill of Lading / Air Waybill, Certificate of Origin (Form A / E / FTA), Certificate of Conformity, NTN Mill Test Certificate, and Brand Authorization Letter. Customs HS code and country-specific requirements are pre-checked.

Q.05 What is your warranty and return policy?

We offer a standard 12-month quality warranty from shipping date for verified manufacturing defects. Defective products are replaced free of charge. Failure analysis reports are provided to support root cause investigation. Wear due to misapplication or improper installation is excluded.

Q.06 Can you ship under DDP terms to my country?

Yes. We support EXW, FOB, CIF, CFR, and DDP terms. Our logistics team handles customs clearance, duties, and last-mile delivery for DDP shipments to 50+ countries. For sensitive markets, we recommend DDP to avoid customs delays.

PRODUCT DESCRIPTION

Detailed Product Information

Ensure smooth, reliable food processing operations with our Thrust Ball Bearing series—engineered to deliver consistent performance in high-load, precision-critical food machinery applications. As an ISO 9001-certified supplier, we eliminate compliance uncertainties with full traceability documentation, streamlining your procurement workflow and reducing production disruptions.

  • Precision ratings from P0 to P2 and vibration classes Z1V1-Z3V3 ensure minimal noise and extended service life in continuous-duty equipment
  • Separated design allows easy maintenance and lubrication with grease or oil, adapting to your specific cleaning protocols
  • Available models 51210 (50x78x22mm), 51310, 51410, and 51211 in stock for immediate dispatch, supporting your just-in-time production needs

Description

Product Specifications

Parameter Details
Model NO. 51210, 51310, 51410, 51111, 51211
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 50×78×22 mm
Origin China
HS Code 8482102000

Application Industries

Industry Typical Equipment
Food Processing Conveyors, Mixers, Dough Forming Machines, Filling Equipment
Packaging Machinery Sealing Machines, Labeling Systems, Cartoning Equipment
General Manufacturing Presses, Rotary Tables, Vertical Shaft Assemblies

Prevent Production Delays with Reliable Thrust Ball Bearings 51210 51310 for Food Machinery

Food processing plants often face unexpected downtime when bearings fail prematurely—counterfeit products or substandard components can cause equipment seizures during critical production runs. Sourcing multiple bearing models from different suppliers complicates inventory management, while unclear traceability documentation risks customs hold-ups for exported machinery. These challenges disrupt production schedules and inflate operational costs.

Thrust Ball Bearings for Food Machinery: In Stock and Traceable

Our Thrust Ball Bearings, including models 51210, 51310, 51410, and 51211, are designed to address these pain points. As an ISO 9001-certified supplier, we ensure full product traceability, eliminating the risks of counterfeit components. With WMS real-time inventory, we maintain stock availability for immediate dispatch, supporting both scheduled maintenance and emergency repairs. These bearings are ideal for vertical load applications in food processing equipment, such as mixers and conveyor systems, where reliable performance directly impacts production continuity.

Optimal Performance in Food Processing Conditions

Thrust Ball Bearings excel in applications with axial load requirements, such as the vertical shafts of food mixers and the rotary tables of packaging machines. The separated design allows for easy installation and maintenance—critical in food plants where quick disassembly minimizes downtime during cleaning cycles. With a contact angle of 0°, these bearings efficiently handle pure axial loads, ensuring stable operation even at moderate speeds. Their bearing steel construction provides durability against the mechanical stresses of continuous production, making them a trusted choice for food processing environments.

Key Technical Features That Ensure Reliability

The precision rating options (P0 to P2) allow customization based on application needs—P5 or P4 grades suit high-precision equipment like filling machines, where minimal runout prevents product waste. Vibration classes Z1V1 to Z3V3 reduce noise and vibration, enhancing operator comfort and reducing equipment wear. The choice of grease or oil lubrication provides flexibility: grease for maintenance-free operation in sealed equipment, and oil for high-temperature applications like baking conveyors. These technical attributes directly contribute to longer bearing life and consistent machine performance.

Why Genuine Bearings Reduce Total Cost of Ownership

Counterfeit thrust ball bearings may offer lower upfront costs, but they frequently fail within months, leading to unplanned downtime, repair expenses, and potential product contamination risks in food processing. Genuine bearings, backed by ISO 9001 certification, ensure batch consistency and meet strict quality standards, reducing the likelihood of premature failure. Our three-level quality inspection system further guarantees that each bearing meets performance specifications, lowering long-term operational costs by minimizing maintenance and replacement needs.

Why Food Machinery Manufacturers Choose Us

As an official authorized distributor with over 10 years of technical expertise, we provide more than just products. Our dedicated team offers application-specific guidance, helping you select the right bearing model (51210, 51310, etc.) for your equipment’s load and speed requirements. We serve clients in 50+ countries, with global door-to-door logistics ensuring on-time delivery. Every bearing comes with complete traceability documentation, simplifying customs clearance for exported machinery. Our OEM customization capabilities also allow us to meet unique design needs, from special lubrication to custom packaging.

Packaging & Shipping

  • Carton pallet packaging with protective inner layers to prevent damage during transit
  • 3-7 business days delivery for in-stock items
  • Flexible logistics options: DHL, FedEx, UPS, air freight, or sea freight
  • Real-time tracking number provided upon dispatch
  • Minimum order quantity of 1 piece, supporting both small-batch and bulk purchases

Secure Your Production Schedule Today

Don’t let bearing issues disrupt your food processing line. Send us your required model numbers (51210, 51310, etc.), application details, and order quantity to receive a formal quotation within 24 hours. With our in-stock inventory, you can minimize downtime and keep your production on track.

Frequently Asked Questions

Q: Are these thrust ball bearings genuine and traceable?

A: Yes, we are an official authorized distributor with a three-level quality inspection system. Every bearing comes with complete traceability documentation to ensure authenticity.

Q: How do I confirm the right bearing model for my food machinery?

A: Provide your equipment model, load requirements, and operating speed. Our technical team will verify the correct model (51210, 51310, etc.) for your application at no cost.

Q: What is your warranty policy for these bearings?

A: We offer a warranty against manufacturing defects. If a bearing fails due to material or production issues, we provide a replacement or refund per our terms.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 piece, making us suitable for both emergency repairs and large-scale production needs.

Q: How quickly can you ship the bearings?

A: In-stock items are shipped within 3-7 business days. We offer multiple logistics options to meet your delivery timeline.

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

A: Each bearing includes traceability certificates and product markings. You can cross-check the documentation with our quality records for confirmation.

Ready to order or need a quote?

SECTION 12 / GET QUOTATION

Ready to Order
51210?

Submit your inquiry below. Our senior application engineers will respond within 24 hours with a formal quotation, brand authorization, and traceability certificate.

  • Formal quotation in 24h
  • Sample within 5-7 days
  • 100% genuine guarantee
  • Worldwide DDP shipping
FORM · INQUIRY-51210 SECURE SSL

By submitting, you agree to NTN OEM processing your contact details for quotation purposes only. We never share information with third parties.

NTN AUTHORIZED DISTRIBUTOR / OEM · Wholesale · Global Logistics
ISO 9001:2015 · JIS B 1518