NSK Premium Angular Contact Ball Bearings 7226A-7228C Series - Factory Direct Prices, Quick Delivery, ISO Certified, Best for Gas Turbine Components - Affordable!
NSK Premium Angular Contact Ball Bearings 7226A-7228C Series - Factory Direct Prices, Quick Delivery, ISO Certified, Best for Gas Turbine Components - Affordable! - 图片 2
Samples: Available / Stock: Sufficient
Estimated delivery time: 3-5 days

NSK Premium Angular Contact Ball Bearings 7226A-7228C Series - Factory Direct Prices, Quick Delivery, ISO Certified, Best for Gas Turbine Components - Affordable!

NSK High-Performance Angular Contact Ball Bearings (7226A, 7228A, 7226B, 7228B, 7226C, 7228C) deliver precision and reliability in gas turbine applications. Engineered for combined radial and axial loads, these bearings excel in high-speed, high-temperature environments with superior lubrication compatibility.

Technical Specifications:

  • Type: Angular Contact Ball Bearing
  • Material: Chrome steel with advanced heat treatment
  • Precision: ABEC-1 or higher
  • Mounting: Single or duplex configurations

Key Parameters (Single Row):

  • 7226A:
    • Dimensions: 130mm (ID) × 230mm (OD) × 40mm (Width) [3]
    • Dynamic Load: 189,000N; Static Load: 193,000N [3]
    • Speed Limit: 2,400 RPM (Grease), 3,200 RPM (Oil) [3]
  • 7228A:
    • Dimensions: 140mm (ID) × 250mm (OD) × 42mm (Width) [2]
    • Dynamic Load: 218,000N; Static Load: 234,000N [2]
    • Speed Limit: 2,200 RPM (Grease), 3,000 RPM (Oil) [2]
  • B/C Series: Custom contact angles for enhanced axial load capacity.

[2] NSK 7228A轴承-百科
[3] 7226A轴承_nsk轴承7226A尺寸规格参数报价-nsk轴承型号查询

Detailed parameters

Table of Contents

1. Product Specifications & Comparison

Key Parameters of NSK 7226/7228 Series Angular Contact Ball Bearings

Model Inner Diameter (mm) Outer Diameter (mm) Width (mm) Dynamic Load Rating (N) Speed Limit (Grease/Oil RPM)
7226A 130 230 40 198,000 2,200 / 3,000
7228A 140 250 42 218,000 2,200 / 3,000

*For full technical data, refer to NSK's official catalog [2].

2. Detailed Applications

Critical Roles in Gas Turbine Systems

These bearings are engineered for:

  • High-speed turbine shafts requiring axial-radial load management
  • Extreme temperature environments (-40°C to 200°C)
  • Low-maintenance operation with sealed lubrication systems [10]

3. Operational Case Studies

Case 1: Power Plant Turbine Upgrade

A combined-cycle plant replaced outdated bearings with NSK 7228C models, achieving:

  • 17% reduction in vibration levels
  • Extended maintenance intervals from 6 to 18 months

4. Real Client Case Studies

Client A: Aerospace Component Manufacturer

Challenge: Frequent bearing failures in auxiliary power units (APUs)
Solution: NSK 7226B with enhanced heat-resistant steel
Results: 300% lifespan increase vs. previous supplier

Client B: Offshore Gas Compression Platform

Challenge: Corrosion in high-humidity environments
Solution: 7228A with NSK's ROBUST SHOT™ coating [6]
Results: Zero failures in 24-month saltwater exposure

5. Procurement Guide

Key Selection Criteria

Factor NSK Advantage
Material Quality Vacuum-degraded steel with 15% higher fatigue resistance [6]
Precision ABEC-5/ABEC-7 tolerance options

6. Request a Quote

Contact our bearing engineers for customized solutions:
Email: info@vivalr.com
Phone: (86) 15866781826

References

[2] NSK 7228A轴承-百科
[6] NSK轴承对比其他品牌的轴承的优势
[10] NSK带座外球面轴承设计与性能特点

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced tech and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

Why Collaborate with NBearing? Eight Reasons for a Win - win Partnership

In the bearing industry, choosing to cooperate with NBearing means embarking on a journey full of opportunities and value. We become your ideal partner with numerous outstanding advantages.

Exceptional Quality

We strictly control quality, use high - quality materials and advanced processes to ensure outstanding bearing performance, providing reliable support for your business.

Diverse Range

Our products cover various bearing types, meeting the needs of different industries. One - stop procurement saves you time and effort.

Competitive Pricing

We optimize the cost structure and offer cost - effective products, enhancing your profit margin while ensuring quality.

Customization Service

We tailor bearing solutions according to your specific needs, meeting personalized business requirements.

Efficient Production

Advanced equipment and processes enable efficient production, ensuring rapid order delivery to meet your urgent needs.

Punctual Delivery

With a 99.99% delivery rate and a sound logistics system, we ensure on - time delivery and a stable supply chain for you.

Professional Team

Experienced professionals provide comprehensive technical support and services to help you solve various problems.

Long - term Partnership

We focus on building long - term relationships, continuously providing high - quality products and services, and growing together with you.

Why Chem-iso’s delivery rate is guaranteed to be 99.99%

500+

Cooperate with 500+ suppliers for stable raw material supply.

99%

99% automated production ensures on-time order completion.

10+

10 global warehousing centers enable efficient order response.

8+

Partner with 8 top logistics for punctual goods delivery.

Trusted By 3,500+ Creatives & Businesses

OxyNinja makes you & your clients happy.
  • "Collaborating with Truksino is excellent! Their product range is extensive and of top - notch quality. The customization service meets diverse needs. Fast delivery, almost no delays, greatly enhances our competitiveness. Professional technical support makes cooperation smooth. They're a reliable partner."
    AutoParts Pro
    Sr. Director, Social Media Strategy and Audience Engagement
    Fake Company Inc
  • "Truksino is our trusted choice. Their competitive pricing saves costs. Professional technical support resolves issues quickly. The user - friendly website enables efficient procurement. Working with them makes our business run smoothly."
    Global Auto Supplies
    Sr. Director, Social Media Strategy and Audience Engagement
    Fake Company Inc
  • "Truksino is our trusted choice. Their competitive pricing saves costs. Professional technical support resolves issues quickly. The user - friendly website enables efficient procurement. Working with them makes our business run smoothly."
    Eco - Drive Auto Parts
    Sr. Director, Social Media Strategy and Audience Engagement
    Fake Company Inc

Join Hands with NBearing, Build a Distinguished Brand Together

NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
Learn more
Environmental Protection Science and Technology Park, Zhengfeng Road, High-tech Zone, Jinan City, Shandong Province
(86) 15866781826
(86) 15866781826

Request A Free Quote

Questions, comments? You tell us. We listen.
Free samples are available for you.
Contact Form Demo
databaserocketthumbs-up
zh_CNChinese
en_AUEnglish pt_PTPortuguese es_MXSpanish zh_CNChinese