Hover to zoom
Industrial · SKU: AA8388
Steel Deep Groove Ball Bearing 3.35in Bore 7.09in OD for Industrial Machinery
This steel deep groove ball bearing is engineered for high-load industrial machinery, featuring a 3. 35-inch bore diameter and a 7.
Volume Pricing - Buy More, Save More
| Quantity | Discount | Unit Price |
|---|---|---|
| 1 - 10 | - | $159.99 |
| 11 - 50 | -5% | $151.99 |
| 51+ | -10% | $143.99 |
Free Shipping $200+
On qualifying orders
Fast DDP Delivery
Door-to-door service
24/7 Support
Expert assistance
Quick Answer
How Buyers Should Evaluate Steel Deep Groove Ball Bearing 3.35in Bore 7.09in OD for Industrial Machinery
This steel deep groove ball bearing is engineered for high-load industrial machinery, featuring a 3. 35-inch bore diameter and a 7. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.
Quick Spec Check
- Bore Diameter: 3.35 in
- Outside Diameter: 7.09 in
- Material: Steel
Purchase Details
- Online price starts at $159.99.
- Minimum order quantity: 1 unit.
- Availability: Contact for Availability.
- Lead time: 2-3 weeks.
Use RFQ When
- Use RFQ when you need bulk pricing, alternate pack sizes, or multi-SKU comparison.
- Request support when fit, material, or substitute selection needs confirmation before order.
- Escalate to sourcing when timeline, freight, or stocking strategy matters more than one-off checkout speed.
Technical Specifications
| Bore Diameter | 3.35 in |
| Outside Diameter | 7.09 in |
| Material | Steel |
| Inside Diameter | 3.35 in |
| Length | 1.61 in |
Full Description
Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.
Overview
This heavy-duty deep groove ball bearing is engineered to deliver exceptional performance in demanding industrial machinery applications. Designed with precision-machined hardened steel, the unit provides superior load-carrying capacity and extended service life under continuous operational stress. The component features a 3.35-inch bore diameter and a 7.09-inch outside diameter, ensuring precise shaft alignment and seamless integration into existing mechanical systems. With a robust width of 1.61 inches, this bearing offers enhanced radial stability while effectively minimizing vibration and noise during high-speed rotation. Its optimized internal geometry reduces friction coefficients, allowing for efficient energy transfer and reduced heat generation in motors, pumps, and conveyor assemblies.
Key Features
Hardened steel construction for maximum wear resistance and durability 3.35-inch bore diameter ensures precise fit for standard industrial shafts 7.09-inch outside diameter provides substantial structural support 1.61-inch width delivers enhanced radial load capacity Optimized raceway geometry supports high rotational speeds with low friction Superior resistance to deformation under heavy static and dynamic loads Designed for minimal maintenance requirements in harsh environments Consistent performance across a wide range of operating temperatures
Specifications
Bore Diameter: 3.35 in Outside Diameter: 7.09 in Width: 1.61 in
Material
Hardened Steel Bearing Type: Deep Groove Ball Bearing Load Capacity: High Radial and Moderate Axial Surface Finish: Precision Ground Pack Quantity: 1 Unit
Applications
Heavy-duty electric motors and generators Industrial centrifugal pumps and compressors Mining conveyor systems and material handling equipment Agricultural machinery gearboxes and drive trains Steel mill rollers and processing line components HVAC blower fans and large ventilation systems Machine tool spindles requiring high precision and rigidity Paper manufacturing rollers and drying cylinders
Not sure if this is the right fit?
How to Choose Oil Seals→Use shaft size, lip design, elastomer, temperature, and contamination exposure to compare industrial oil seals.