Product Specifications
| Parameter |
Details |
| Model NO. |
6219, 6319 |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Contact Angle |
0° |
| Specification |
10×26×8mm |
| Trademark |
NTN |
| Origin |
Germany, Sweden, Japan |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Bulldozers, Concrete Mixers |
| Industrial Manufacturing |
Conveyor Systems, Gearboxes, Pumps |
| Agricultural Machinery |
Harvesters, Tractors, Agricultural Tillers |
Reduce Downtime with Reliable NTN Deep Groove Ball Bearings 6219/6319 for Construction Machinery
Construction site delays due to bearing failures cost thousands daily—misaligned shafts, premature wear from substandard materials, and long lead times for replacements disrupt project timelines. As a manufacturer and exporter serving global buyers since 2005, we understand how critical it is to have bearings that withstand heavy loads and harsh conditions without compromising on delivery speed.
Genuine NTN Bearings Engineered for Construction Machinery
Our NTN Deep Groove Ball Bearings 6219 and 6319 address these challenges directly. Sourced from authorized NTN supply chains across Germany, Sweden, and Japan, these bearings meet strict quality standards to ensure consistent performance in high-stress applications. With a 1-piece minimum order quantity and 3–5 day sample lead time, we support both emergency repairs and bulk production needs, eliminating the frustration of large minimum orders and prolonged waits.
Optimal Performance in Heavy-Duty Conditions
Designed as single-row radial bearings with a 0° contact angle, the NTN 6219 and 6319 excel in handling radial loads common in construction machinery. Their bearing steel construction delivers exceptional durability, making them ideal for equipment like excavator arm joints, loader wheel hubs, and concrete mixer shafts—where constant vibration and heavy loads demand reliable rotation. The 10×26×8mm specification ensures precise fit, reducing installation time and alignment issues on-site.
Key Technical Features That Matter
The 0° contact angle optimizes radial load capacity, ensuring the bearing efficiently transfers force from rotating components to the housing—critical for maintaining stability in high-torque machinery. Bearing steel material provides superior hardness and wear resistance compared to lower-grade alloys, extending service life in dusty, debris-filled construction environments. The single-row design balances load capacity with compact dimensions, making it suitable for equipment where space is limited without sacrificing performance.
Why Authentic NTN Bearings Lower Total Costs
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely—leading to unplanned downtime, expensive repairs, and safety risks. Authentic NTN bearings, backed by ISO 9001-certified manufacturing processes, reduce these hidden costs through consistent quality. Our 12-month global warranty further protects your investment, with defect replacement or refund available if issues arise. Choosing genuine bearings ensures longer intervals between replacements, ultimately lowering total ownership costs for your machinery fleet.
Your Trusted Bearing Partner Since 2005
With over 18 years in the industry, we’ve built a reputation for reliability across Europe, America, Southeast Asia, and the Middle East. Our full R&D and QC lab ensures every bearing meets specifications before shipment, while ISO 9001 and ISO 14001 certifications validate our commitment to quality and sustainability. We offer free technical guidance to help you select the right bearing for your application, and our flexible payment options (T/T, credit card, Alibaba trade) streamline the ordering process. Whether you need a single replacement or bulk order, we deliver 5–15 days after payment confirmation.
Packaging & Shipping
- Original NTN packaging with protective inner boxes to prevent damage during transit
- Sample lead time: 3–5 days for standard items
- Bulk delivery: 5–15 days after payment confirmation
- Global shipping via DHL, FedEx, UPS, air, or sea freight
- 1pc MOQ available for emergency repairs and small-batch needs
Get Your NTN Bearings Shipped Today
Don’t let bearing issues slow down your construction projects. Send us your required model (6219 or 6319), quantity, and application details, and we’ll provide a quote within 24 hours. With our fast lead times and global warranty, you can keep your machinery running and meet project deadlines with confidence.
Frequently Asked Questions
Q: Are these genuine NTN bearings?
A: Yes, we source directly from authorized NTN suppliers in Germany, Sweden, and Japan, ensuring full traceability and authenticity.
Q: How do I confirm if the 6219/6319 fits my equipment?
A: Provide your machinery model or shaft dimensions, and our technical team will verify compatibility for free.
Q: What is the warranty policy?
A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund available.
Q: What is the minimum order quantity?
A: 1 piece for standard items, supporting both emergency repairs and large-scale orders.
Q: How long does shipping take?
A: Samples ship in 3–5 days, bulk orders in 5–15 days, with global delivery via major carriers.
Ready to order or need a quote?
Send your bearing model, quantity, and application details to sales02@saifan-group.com — we’ll respond within 24 hours.
