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Industrial · SKU: RK4001
Steel High Speed Angular Contact Ball Bearing 2.36in Bore 4.33in OD for Industrial
This high-speed angular contact ball bearing pair is engineered for precision industrial applications requiring rigorous rotational stability. Constructed from durable steel, the unit features a 2.
Volume Pricing - Buy More, Save More
| Quantity | Discount | Unit Price |
|---|---|---|
| 1 - 10 | - | $169.99 |
| 11 - 50 | -5% | $161.49 |
| 51+ | -10% | $152.99 |
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Quick Answer
How Buyers Should Evaluate Steel High Speed Angular Contact Ball Bearing 2.36in Bore 4.33in OD for Industrial
This high-speed angular contact ball bearing pair is engineered for precision industrial applications requiring rigorous rotational stability. Constructed from durable steel, the unit features a 2. 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: 2.36 in
- Outside Diameter: 4.33 in
- Material: Steel
Purchase Details
- Online price starts at $169.99.
- 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 | 2.36 in |
| Outside Diameter | 4.33 in |
| Material | Steel |
| Inside Diameter | 2.36 in |
| Length | 1.73 in |
Full Description
Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.
Overview
This high-speed angular contact ball bearing pair is engineered for precision industrial applications demanding rigorous rotational stability and superior load management. Constructed from premium-grade steel, the unit features a 2.36-inch bore diameter and a 4.33-inch outside diameter with a total assembly width of 1.73 inches. Designed to handle significant axial and radial loads simultaneously, these bearings deliver exceptional rigidity and minimal friction even at elevated operating temperatures. The matched set ensures optimal preload distribution, making it an ideal solution for machine tool spindles, high-RPM machinery, and critical drive systems where tight tolerances and extended service life are paramount operational requirements.
Key Features
Precision-matched pair configured for immediate installation and balanced performance High-grade steel construction provides superior durability against wear and fatigue Optimized contact angle design supports heavy combined radial and axial loads Low-friction operation enables sustained high-speed rotation without excessive heat generation Enhanced rigidity minimizes deflection under load for improved machining accuracy Engineered for P4-level tolerance standards to ensure smooth and quiet operation Resistant to deformation under extreme thermal conditions common in industrial environments
Specifications
Bore Diameter: 2.36 inches Outside Diameter: 4.33 inches Total Width: 1.73 inches
Material
High-Carbon Chromium Steel Configuration: Duplex Pair (Back-to-Back or Face-to-Face ready) Load Type: Combined Radial and Axial Tolerance Class: ABEC 7 / ISO P4 Surface Finish: Precision Ground Raceways Pack Quantity: 1 Pair (2 Units)
Applications
CNC machine tool spindles requiring high precision and stiffness High-speed grinding heads and milling cutters Electric motor shafts operating at elevated RPM ranges Turbocharger shafts in automotive and aerospace testing rigs Precision gearboxes for robotics and automation systems Air compressors and vacuum pumps needing reliable high-speed support Textile machinery spindles demanding continuous high-velocity rotation Medical imaging equipment rotors requiring vibration-free performance
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