On all your orders for home or collection point delivery
Returns
Return
We will accept exchanges and returns of unworn and unwashed garments within 30 days of the date of purchase (14 days during the sales period).
Returns in store FREE
Your return will usually be processed within a week to a week and a half. We’ll send you a Return Notification email to notify you once the return has been completed.
Please allow 1-3 business days for refunds to be received to the original form of payment once the return has been processed.
In order to supply even more stable quality to our vast customers, we established a factory in Liao Cheng city,Shandong province.
Beside standard specifications, we also provide the customized service.Welcome all of customers visit our factory . We look forward to establishing a good long-termbusiness relationship with you.
Bearings Produced Daily
k
Global Distribution Centers
0+
OEM Partnerships
0
On-Time Delivery Rate
0%
KOYOSKF
KOYOSKF Bearing Manufacturer Show
In addition to our own production of bearings, bearing manufacturers, we have established as many as 600 partnerships; if there is a demand in the world, we will purchase to meet the needs of different customers.
FAQ
Koyoskf
FAQ
Frequently Asked Questions
Do you offer customized bearings/truck parts?
Yes—we customize size, material, precision, or branding per your needs. Samples are provided for confirmation before mass production.
What quality certifications do your products have?
Our products hold ISO 9001, TS 16949, and DIN/SAE certifications. We conduct strict inspections from raw materials to pre-shipment.
What’s your lead time, and can you expedite orders?
Standard lead time: 15–30 working days. Urgent orders can be expedited to 7–15 days (subject to feasibility).
What after-sales support do you provide?
All products come with a 12–24 month warranty. We offer free replacement/repair for quality issues, with 24-hour response.
What payment terms are accepted for international orders?
We support T/T (30% deposit + 70% balance), L/C, and PayPal (small orders). Transactions are secured via trusted channels.
What’s your minimum order quantity (MOQ)?
MOQ varies by product type—starting from 100 units for standard items. Flexible MOQ for long-term partners or customized orders.
WHAT OUR CLIENTS SAY
James Cooper
Purchasing Manager
KOYO bearings are durable and precise; their stable performance cuts our downtime greatly, and your reliable supply wins our trust.
Lisa Morgan
Logistics Director
KOYO bearings boast excellent quality; their long service life reduces our replacement costs, and your professional service makes cooperation smooth.
Mike Wilson
Maintenance Supervisor
KOYO bearings run steadily and well; their high precision fits our equipment perfectly, and your on-time delivery never lets us down.
Emma Clark
Operation Manager
KOYO bearings are top-grade and reliable; their anti-wear feature boosts efficiency, and your thoughtful after-sales support gives us reassurance.
John Smith
Procurement Director
KOYO bearings exceed our expectations; their sturdy quality adapts to heavy work, and your consistent supply secures our production.
Anna White
Engineering Chief
KOYO bearings are premium and durable; their stable operation meets strict demands, and your sincere service makes us a steady partner.
Precision needle roller bearing suitable for high-load, compact applications. Model series RNA4906, RNA4907, RNA4908 offer reliable performance with optimized design for durability and smooth operation in industrial machinery.
Precision-engineered needle roller bearing, model RNA4915/4916/4917, designed for high-load applications with space constraints. Ideal for industrial machinery and automotive transmissions.
High-quality needle roller bearing ideal for demanding industrial applications. Compact design with high load capacity ensures reliable performance under continuous use. Suitable for machinery requiring precision and durability.
The NK25/30 radial bearing, made of high-quality bearing steel, is suitable for transmission, instrumentation, and electrical applications. Originating from Japan and branded with IKO, NSK, NTN, it ensures reliable performance. Packed as per industrial standards, it meets HS Code 8482800000 requirements.
Precision needle roller bearings suitable for high load and compact applications. Models include RNA4912, RNA4913, and RNA4914, designed for durability and smooth operation in industrial machinery.
High-quality bearings with models NHF04-NHF12, made of Bearing Steel. Features Radial Bearing load direction and various styles (with/without inner/outer rings). Suitable for Transmission, Instrumentation, Electrical applications. Origin from Japan, ensuring reliable performance.
High-quality needle roller bearing suitable for Rna4903, Rna4904, and Rna4905 applications. Designed for durability and smooth performance in compact spaces. Ideal for industrial machinery requiring high radial load capacity with minimal space usage.
This bearing, model NATB5903, is made of high-quality Bearing Steel and originates from Japan. It features an Open type design with precision grades Z1V1, Z2V2, Z3V3, suitable for Transmission, Instrumentation, and Electrical applications. Trusted trademarks include IKO, NSK, and NTN.
These bearings, originating from Japan with brands IKO, NSK, NTN, are radial bearings made of bearing steel. They feature open type design and find applications in transmission, instrumentation, and electrical fields, offering reliable performance for various industrial needs.
This high-precision radial bearing (Model: NK152512) is made of premium bearing steel, designed as an open type for reliable performance. Originating from Japan, it is suitable for transmission, instrumentation, and electrical applications. With precision grades Z1V1-Z3V3 and multiple style options, it meets industrial standards, backed by trusted trademarks IKO, NSK, NTN.
Precision needle roller bearings ideal for high-load, compact applications. Models include 624705, 624802, 624804, and 624805. Designed for durability and smooth operation in industrial machinery.
This high-precision radial bearing (Model: AS751001) is crafted from premium bearing steel, ensuring durability and reliable performance. Originating from Japan, it features multiple style options (with/without inner/outer rings) and precision grades (Z1V1-Z3V3). Ideal for transmission systems, instrumentation, and electrical applications, it meets industrial standards with a production capacity of 200,000PCS/Year. Trusted trademarks include IKO, NSK, NTN.