Sep 19, 2026 · Technical Resources
Ball Bearing Load Rating Reference Table: Wholesale Supplier
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Read the selection guideSKF bearings by designation · Itemized written quotes for mixed project lists




State the exact execution (designation suffix), whether you need the complete assembly, and which housings or mounting accessories belong on the same line. Keep precision items separate, with accuracy class and arrangement.
Technical data
Listed data for this SKF designation; confirm the execution and dimensions against your drawing or application before ordering.
| Category | Thrust Ball Bearing |
|---|
Especificaciones del Producto
| 51118, 51218, 51318, 51120, 51220, 51320, 51122 |
| 90*120*22 mm |
| SKF |
| 14.00cm * 14.00cm * 4.20cm |
| 0.690kg |
Idoneidad de la Aplicación
| Presses, gearboxes, vertical shafts, machine tool spindles |
| Rolling mill stands, lifting equipment |
| Excavator turntables, crane booms |
Industrial operations often face challenges with bearing failure due to misalignment, poor material quality, or incorrect lubrication. When critical machinery like steel mill presses or construction equipment relies on thrust bearings, even minor issues can lead to costly downtime. Many buyers struggle to find suppliers that offer both authentic parts and quick availability, especially for specific models like the 51118 or 51218.
Diseñado para un Rendimiento Consistente en Aplicaciones de Alta Carga
Our Thrust Ball Bearings address these challenges by combining precision manufacturing with immediate stock availability. As a specialized supplier with direct access to global distribution networks, we ensure each bearing meets ISO9001:2008 standards, from material selection to final inspection. These SKF Thrust Ball Bearings are designed for single-direction axial load applications, making them ideal for industrial machinery where reliable thrust handling is non-negotiable.
Rendimiento Óptimo en Escenarios de Carga Axial
Thrust ball bearings excel in applications with high axial loads and low radial loads, such as vertical shafts and machine tool spindles. The separated design allows for easy installation and maintenance, while the non-aligning feature requires precise shaft alignment to prevent premature wear. With a contact angle of 0°, these bearings prioritize straight axial force transmission, ensuring efficiency in steel mill rolling stands and construction equipment turntables.
Características clave de ingeniería que impactan la fiabilidad
The performance of these thrust bearings is defined by critical specifications. The bearing steel construction provides high surface hardness, essential for withstanding heavy loads without deformation. Precision ratings from P0 to P2 allow customization based on application needs—P2 for high-speed machinery requiring minimal vibration, and P0 for general industrial use. Vibration classes Z1V1 to Z3V3 further ensure smooth operation, with higher classes reducing noise and extending service life in sensitive equipment. The choice between grease or oil lubrication allows adaptation to operating temperatures and speed requirements, enhancing versatility across industrial environments.
Costo Total de Propiedad: Por qué la Calidad Importa Más Que el Precio
Choosing a lower-quality thrust bearing may reduce initial costs, but the long-term expenses of premature failure can be significantly higher. A bearing with substandard material hardness or imprecise dimensions often leads to increased vibration, causing wear on adjacent components and unplanned downtime. Our ISO9001-certified Thrust Ball Bearings minimize these risks by adhering to strict manufacturing tolerances. By investing in bearings that meet original equipment specifications, you reduce maintenance frequency and extend machinery lifespan, ultimately lowering total operational costs.
Calidad en la que puedes confiar
Our commitment to quality is backed by tangible processes. Each bearing undergoes ISO9001:2008-certified production, including raw material inspection and成品 testing for dimensions, hardness, and surface finish. We provide full traceability documentation, ensuring transparency from manufacturing to delivery. With dedicated inventory covering over 95% of conventional models, we support same-day shipping for in-stock items, reducing lead times for urgent maintenance needs. Our technical team offers professional guidance on selection and installation, ensuring optimal bearing performance in your specific application.
Embalaje y Envío
Empaquetado en paletas de cartón para garantizar la protección durante el tránsito
Opciones de entrega flexibles que incluyen mensajería exprés, carga aérea y carga marítima
Whether you need the 51118, 51218, or another model from our range, provide your required specifications—including model number, quantity, and delivery location—and we’ll deliver a competitive quote with clear lead times. Our global network ensures reliable door-to-door delivery within 7-15 days to most regions, so you can minimize downtime and keep operations running smoothly.
Preguntas Frecuentes
Q: Do you supply other brands or models of thrust bearings?
A: Yes, we offer a complete range of thrust ball bearings and support procurement of all major international brands and models according to customer specifications.
Q: How can I confirm if the 51118 bearing fits my equipment?
A: Provide your equipment’s bearing dimensions (d x D x B) or original model number, and our technical team will verify compatibility with the specifications of the 51118 bearing.
Q: What is your warranty policy for these thrust bearings?
A: We provide a warranty against manufacturing defects. Specific terms are detailed in the purchase contract, and defective products can be replaced or refunded upon inspection.
Q: What is the minimum order quantity for in-stock bearings?
A: Apoyamos cantidades mínimas de pedido bajas, incluyendo compras de una sola unidad para reparaciones de emergencia, con descuentos por volumen disponibles para pedidos más grandes.
Q: How quickly can you ship the 51218 bearing if it’s in stock?
A: In-stock bearings like the 51218 are shipped the same day for orders placed before our daily cutoff, with delivery times depending on your location.
Q: Can you provide OEM or ODM services for thrust bearings?
A: Yes, we offer OEM/ODM services,
Project buyers
"We submitted a long SKF list for a new project, mixing ball, roller, needle and thrust bearings. This supplier came back with itemized pricing, lead times and alternatives for two long-lead references. We could plan the procurement timeline without surprises."
Daniel KimKim Engineering Project · South Korea"When our project timeline shifted and we needed to split the delivery into three batches, the supplier worked with us on the schedule. Each batch arrived complete and on the agreed date. No holding costs, no rush shipping fees."
Mohammed Al-AminAl-Amin Contracting · Saudi ArabiaSame series
Comparable designations from the same category, ready to add to one itemized quote.
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Thrust Ball Bearings 51112 Thrust Ball Bearing for Steel Applications Where it runs
Typical equipment and duty conditions this SKF bearing type is specified for.
Standard and precision lines listed separately, each with model, stock, lead time and validity — so your comparison is line by line, not guesswork.
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Read the selection guideFAQ
Send the selected SKF model, quantity per line, accuracy requirement, mounting accessories, destination country and postcode, and the date you need the goods. Confirm the exact execution and whether you need the complete assembly. With that, Project Purchasing Company returns a written itemized quote.
List precision bearings on separate lines with their accuracy class and arrangement or configuration. Keeping them apart from standard bearings prevents wrong pricing and wrong shipments on mixed project lists.
Yes. Send a photo of the nameplate or bearing markings, and we list the information that still needs confirming. Any technical change or alternative model is clearly marked and requires your approval.
Yes. Shipping method and delivery schedule are confirmed before dispatch, so batches can follow your installation timeline. On receipt, check labels, quantity and condition; any mismatch is handled with your order number and photos.
Request a quote
Project Purchasing Company quotes every line by SKF model, with price and currency, stock, estimated lead time, validity and freight or tax terms. Add related bearings and accessories to the same request.