1119
1000 & 59000 Series Thin Section Thrust Ball Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
1119 Bearing Product Overview & Core Advantages
The 51119 thrust ball bearing is a metric single-direction thrust bearing engineered for applications requiring high-precision axial load support. Designed exclusively for thrust loads, this bearing features a robust construction with 52100 Chrome Steel rings and balls, delivering exceptional durability and performance. Its high axial static load rating of 63,764 lbf makes it ideal for heavy-duty applications where precise axial positioning and reliability are critical. The open design requires lubrication but offers excellent performance within a wide operating temperature range.
1119 Bearing Model Code Explained, Specifications & Naming Convention
| Component | Code/Value | Technical Significance |
|---|---|---|
| Basic Model | 51119 | Indicates a metric single-direction thrust ball bearing with standard dimensions |
| Seal Type | Open | No integrated seals; requires external sealing and lubrication for optimal performance |
| Bore Diameter | 95 mm | Shaft interface dimension with tight tolerance for precise mounting |
| Housing Washer ID | 95.2 mm | Provides proper clearance for housing fitment and thermal expansion |
1119 Bearing Structural Features & Performance Benefits
High Load Capacity Design: The 51119 features a single-direction thrust configuration with precision-ground raceways that deliver exceptional axial load carrying capability. The 63,764 lbf static load rating ensures reliable performance under heavy thrust conditions.
Premium Material Construction: Manufactured from 52100 Chrome Steel for both rings and balls, this bearing offers superior hardness, wear resistance, and fatigue life. The chrome steel cage provides stable ball guidance and maintains proper ball spacing.
Precision Engineering: With tight dimensional tolerances on bore diameter (-0.02mm to 0) and outside diameter (-0.025mm to 0), this bearing ensures precise axial positioning and smooth operation in demanding applications.
Performance Optimization: The limiting speed of 2,320 rpm and operating temperature range of -30° to 110°C make this bearing suitable for various industrial environments when properly lubricated.
1119 Bearing Typical Application Areas
- Industrial Machinery: Vertical pumps, machine tool spindles, and heavy-duty gearboxes requiring precise axial positioning
- Power Transmission: Thrust support in worm gear reducers, vertical motors, and crane hooks
- Automotive Systems: Clutch release mechanisms, steering columns, and transmission components
- Material Handling: Lifting equipment, conveyor systems, and turntables with significant axial loads
- Construction Equipment: Excavator swing mechanisms and other heavy machinery with thrust requirements
