WA17129 30×20.91×12 Bearing
centrifugal pumps Ball bearings
The WA17129 ball bearing is a crucial component in centrifugal pumps, designed to handle both radial and axial loads with high precision. Centrifugal pumps are widely used across various industries, including water treatment, chemical processing, HVAC systems, and agriculture. These pumps rely heavily on the reliability and efficiency of their internal bearings to ensure smooth operation, and the WA17129 ball bearing is engineered to meet these demanding requirements.
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Performance Overview of the WA17129 Bearings
| Attribute | Metric Value |
|---|---|
| Brand | AMIGO WA17129 | Interchangeable With: SKF WA17129 |
| Bore Diameter (d) | 15.918 mm |
| Outside Diameter (D) | 30 mm |
| Width (C) | 26.9 mm |
| Basic Dynamic Load Rating (C) | 40.2 kN |
| Basic Static Load Rating (C0) | 93 kN |
| Fatigue Load Limit (Pu) | 19.5 kN |
| Reference Speed | 9000 r/min |
| Limiting Speed | 10,000 r/min |
| Dimensions(mm) | 30x20.91x12 |
| Attribute | Imperial Value |
|---|---|
| Brand | AMIGO WA17129 | Interchangeable With: SKF WA17129 |
| Bore Diameter (d) | 0.626 inches |
| Outside Diameter (D) | 1.181 inches |
| Width (C) | 1.06 inches |
| Basic Dynamic Load Rating (C) | 9034 lbf |
| Basic Static Load Rating (C0) | 20,906 lbf |
| Fatigue Load Limit (Pu) | 4383 lbf |
| Reference Speed | 9000 r/min |
| Limiting Speed | 10,000 r/min |
| dimensions(in) | 30x20.91x12 |
Specifications Overview of the WA17129 Bearings
| Attribute | Metric Value |
|---|---|
| Bore Diameter (d) | 15.918 mm |
| Outside Diameter (D) | 30 mm |
| Overall Height (H) | 95.43 mm |
| Inner Ring Width (L1) | 20.91 mm |
| Outer Ring Width (L2) | 47.62 mm |
| Width (C) | 26.9 mm |
| Diameter (D22) | 12 mm |
| Length (L22) | 45.32 mm |
| Attribute | Imperial Value |
|---|---|
| Bore Diameter (d) | 0.626 in |
| Outside Diameter (D) | 1.181 in |
| Overall Height (H) | 3.756 in |
| Inner Ring Width (L1) | 0.823 in |
| Outer Ring Width (L2) | 1.875 in |
| Width (C) | 1.06 in |
| Diameter (D22) | 0.472 in |
| Length (L22) | 1.784 in |
Applicable Machines and Industries
The WA17129 centrifugal pump ball bearings are versatile components used in various types of machinery that rely on centrifugal pumps. These ball bearings play a critical role in ensuring smooth, efficient, and reliable operation. Below are the machines in which WA17129 ball bearings are commonly used:
1. Water Treatment Pumps
Role: WA17129 ball bearings are essential in water treatment pumps to handle both radial and axial loads generated during the pumping process. They help maintain smooth rotation of the pump shafts, ensuring efficient water flow and filtration in treatment plants.
2. HVAC (Heating, Ventilation, and Air Conditioning) Systems
Role: In HVAC systems, centrifugal pumps are used to circulate water or refrigerant. WA17129 ball bearings facilitate the smooth operation of these pumps, reducing friction and ensuring that the system operates efficiently, delivering optimal heating or cooling performance.
3. Chemical Processing Pumps
Role: Chemical processing equipment often requires reliable pumps to handle corrosive or abrasive fluids. The WA17129 ball bearings provide the necessary support for pump shafts, ensuring consistent flow rates and preventing leaks or failures in these harsh environments.
4. Irrigation and Agricultural Pumps
Role: Agricultural machinery, such as irrigation pumps, depends on centrifugal pumps to move water over large areas. WA17129 bearings play a vital role by reducing friction, ensuring smooth operation, and increasing the durability of pumps under continuous use in farming applications.
5. Industrial Cooling Systems
Role: Many industrial cooling systems use centrifugal pumps to circulate water or coolant. The WA17129 ball bearings support the pump’s rotation, ensuring stable operation and preventing overheating in industrial equipment.
6. Firefighting Pumps
Role: Firefighting systems often use centrifugal pumps to provide high-pressure water flow. WA17129 ball bearings ensure that the pump operates efficiently under high-speed, high-pressure conditions, making them essential for reliable performance in emergency situations.
Role of WA17129 Ball Bearings in These Machines
The WA17129 ball bearings perform several crucial functions in the centrifugal pumps used within these machines:
- Support Rotational Movement: They support the rotating shafts of centrifugal pumps, ensuring smooth, consistent movement even under heavy loads.
- Reduce Friction: By minimizing friction, the bearings ensure efficient pump operation, reducing wear and extending the lifespan of the pump.
- Handle Radial and Axial Loads: WA17129 bearings can manage both radial (perpendicular to the shaft) and axial (parallel to the shaft) loads, making them suitable for high-speed and high-pressure applications.
- Enhance Efficiency: By ensuring smooth pump operation, these bearings contribute to the overall energy efficiency of the machine, reducing energy consumption and operational costs.
Brands or Series of Replaceable Bearings
Several brands manufacture bearings that can be used as replacements for the WA17129 ball bearings. Here is a list of equivalent brands and series:
SKF 6207-2Z
- Description: SKF’s deep groove ball bearing is known for its durability and precision, making it an excellent replacement for WA17129 in centrifugal pumps.
- Features: High load capacity, low friction, and excellent sealing for harsh environments.
NSK 6207ZZ
- Description: The NSK 6207ZZ is a reliable deep groove ball bearing that offers smooth operation and high performance, suitable for a wide range of centrifugal pump applications.
- Features: High-quality steel construction, excellent resistance to wear, and double-shielded design for protection against contaminants.
FAG 6207.2ZR
- Description: FAG’s 6207.2ZR is designed for heavy-duty applications and offers a high level of precision, making it an ideal replacement for WA17129 bearings in demanding environments.
- Features: High dynamic and static load ratings, corrosion resistance, and a robust design.
Timken 207KDD
- Description: Timken’s 207KDD bearing is a high-quality alternative known for its durability and performance in centrifugal pump applications.
- Features: Double shielded for protection, high-speed capability, and reliable under heavy loads.
NTN 6207ZZ
- Description: NTN provides the 6207ZZ series, which is compatible with WA17129 bearings and offers smooth, efficient operation for centrifugal pumps.
- Features: High-grade steel construction, double-shielded for protection against contaminants, and suitable for high-speed applications.
KOYO 6207ZZC3
- Description: KOYO’s 6207ZZC3 bearing is designed for high-speed and high-load applications, making it a suitable replacement for WA17129 ball bearings in centrifugal pumps.
- Features: Enhanced internal clearance (C3), double-shielded design, and corrosion resistance.
WA17129 Bearing Cross Reference and Interchange
| Brand | Equivalent Model |
|---|---|
| Amigo | WA17129 |
| National Standard | WB1630095 |
| FAG | WA17129 |
The WA17129 tapered roller thrust bearing is designed to provide superior performance in centrifugal pumps.
Choosing the Right Bearing
The WA17129 tapered roller thrust bearing is a vital component in centrifugal pumps, known for its ability to handle high radial and axial loads. This product comparison module aims to help users make an informed purchasing decision by comparing the Amigo WA17129 with similar models from other major brands.
When to Choose Amigo WA17129 Bearings?
The Amigo WA17129 is an excellent choice for users who need a reliable and high-performing bearing at a competitive price. Here’s when to choose the Amigo WA17129 bearing over others:
1. When You Need Superior Load Handling Capacity
- The Amigo WA17129 is designed to handle both radial and axial loads efficiently, making it suitable for high-pressure and high-speed applications. Its premium bearing steel construction ensures it can handle heavy loads without deformation or failure, making it ideal for industrial pumps, construction equipment, and agricultural machinery.
2. When Cost-Effectiveness Matters
- Compared to brands like FAG and SKF, the Amigo WA17129 offers equivalent performance at a more competitive price. This makes it an excellent option for users who want high-quality bearings without the premium price tag, especially for projects with tight budgets.
3. When You Need a Custom Solution
- Unlike other brands, Amigo WA17129 bearings offer customization options to meet specific requirements. This means you can adapt the bearing to suit different applications, whether you need particular sealing solutions, lubricants, or modified dimensions.
4. When You Need High Corrosion Resistance
- The Amigo WA17129 is constructed with corrosion-resistant materials, making it ideal for applications in water treatment, chemical processing, and outdoor machinery where exposure to moisture or corrosive substances is a concern.
Advantages of Amigo WA17129 Bearings Over Other Models
Superior Material Quality: The Amigo WA17129 uses premium-grade bearing steel, providing better wear resistance, durability, and longer operational life compared to some competitors that use standard steel.
High Load Capacity: Designed to handle higher radial and axial loads, the Amigo WA17129 is more capable in demanding applications compared to National Standard or other brands with similar specifications.
| Attribute | Amigo WA17129 | National Standard WB1630095 | FAG WA17129 | Timken 511020 | SKF 30207 J2/Q |
|---|---|---|---|---|---|
| Type | Tapered Roller Thrust | Tapered Roller Thrust | Tapered Roller Thrust | Tapered Roller Thrust | Tapered Roller Thrust |
| Bore Diameter (d) | 15.918 mm | 15.918 mm | 15.918 mm | 16 mm | 16 mm |
| Outside Diameter (D) | 30 mm | 30 mm | 30 mm | 30 mm | 30 mm |
| Overall Height (H) | 95.43 mm | 95.43 mm | 95.43 mm | 96 mm | 95 mm |
| Width of Inner Ring (L1) | 20.91 mm | 20.91 mm | 20.91 mm | 21 mm | 20.8 mm |
| Width of Outer Ring (L2) | 47.62 mm | 47.62 mm | 47.62 mm | 48 mm | 47.5 mm |
| Width of Bearing (C) | 26.9 mm | 26.9 mm | 26.9 mm | 27 mm | 26.8 mm |
| Corrosion Resistance | High | Moderate | High | High | Moderate |
| Load Capacity | High | Moderate | High | High | Moderate |
| Material Quality | Premium Bearing Steel | Standard Steel | High-Quality Steel | High-Quality Steel | High-Quality Steel |
| Cost | Competitive | Moderate | Higher | Higher | Higher |
| Customization Options | Available | Limited | Limited | Limited | Limited |
| Durability | Excellent | Good | Excellent | Excellent | Good |
| Weight | 0.35 kg | 0.36 kg | 0.36 kg | 0.36 kg | 0.35 kg |
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Why Amigo WA17129 Bearings Are the Top Choice
"The Amigo WA17129 bearing has exceeded my expectations. We’ve been using SKF bearings in our centrifugal pumps for years, but decided to try Amigo for a change. I have to say, the performance is just as good, if not better. The installation was easy, and the bearing runs smoothly with minimal friction. It's handled the heavy load in our pumps effortlessly, and I honestly can’t tell the difference between Amigo and SKF bearings. Excellent quality and great value for money!"

John M.
"I recently switched to the Amigo WA17129 bearings for the centrifugal pumps in our HVAC systems, and I’m impressed. They feel very similar to the Timken bearings we used before, but at a much more affordable price. The Amigo bearings have been running efficiently and quietly, even under high-speed conditions. I appreciate the durability and reliability they offer. Highly recommend them for anyone looking for a cost-effective alternative to the more expensive brands."

Lisa T.
"We replaced the bearings in our irrigation pumps with the Amigo WA17129, and I’m genuinely impressed with how well they perform. Previously, we used FAG bearings, and I can honestly say that the Amigo bearings feel just as sturdy and efficient. They handle heavy loads and continuous operation without any issues. It’s great to have a bearing that matches the quality of top brands while being more budget-friendly. Will definitely stick with Amigo in the future!"

Michael B.
"The Amigo WA17129 bearings have been a game-changer for us. We’ve been using these bearings in our chemical processing pumps, and they work just as smoothly as the ones we used to get from NSK. The fit and finish are excellent, and they’ve held up well against the harsh conditions in our plant. It’s hard to tell the difference between Amigo and the more established brands in terms of performance, but the price difference is substantial. A fantastic product that offers great value!"

Sarah K.
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