High Precision S6903ZZ Stainless Steel Deep Groove Ball Bearing for Industrial Machinery
Ball Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Ball Bearing Single-Row Deep Groove Ball Bearings

High Precision S6903ZZ Stainless Steel Deep Groove Ball Bearing for Industrial Machinery

Ensure smooth, long-lasting operation in your industrial machinery with the High Precision S6903ZZ Stainless Steel Deep Groove Ball Bearing, designed to minimize downtime and enhance equipment reliability. This 17x30x7mm radial bearing delivers consistent performance under heavy loads, thanks to its single-row unseparated structure and high-grade stainless steel construction that resists corrosion in demanding environments.

  • Precision-engineered to meet industrial standards, reducing vibration and extending machinery service life
  • Seamless integration with machinery components, ensuring stable rotation and reducing maintenance needs
  • Backed by our strict quality control processes and 12-month warranty for peace of mind in your operations

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Product Specifications

Parameter Details
Model NO. S6903ZZ
Separated Unseparated
Rows Number Single
Load Direction Radial Bearing
Material Bearing Steel
Specification 17*30*7mm
Trademark NTN
Origin Germany Sweden Japan
HS Code 8482102000

Application Industries

Industry Typical Equipment
Industrial Manufacturing CNC Machine Tools, Textile Machinery, Printing Equipment
Automotive Electric Motors, Transmission Systems, Auxiliary Equipment
Agricultural Machinery Tractor Components, Harvester Drivetrains
Home Appliances Washing Machine Motors, Air Conditioner Compressors
New Energy Solar Tracking Systems, Small Wind Turbine Components

Eliminate Downtime Risks with High Precision S6903ZZ Stainless Steel Deep Groove Ball Bearing

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When a critical component like a deep groove ball bearing fails prematurely, it disrupts production schedules, increases maintenance costs, and creates cascading delays across operations. Sourcing reliable bearings that meet exact specifications often means navigating minimum order quantities that don’t align with urgent repair needs or dealing with suppliers who can’t verify product authenticity.

Precision Engineered S6903ZZ Bearing for Uninterrupted Industrial Performance

The High Precision S6903ZZ Stainless Steel Deep Groove Ball Bearing addresses these challenges with its robust design and our proven supply chain capabilities. As a professional bearing manufacturer and supplier with decades of export experience, we offer this 17x30x7mm deep groove bearing with flexible order policies—including 1 piece MOQ for standard products—to support both scheduled maintenance and emergency repairs. Our strict quality control processes, from incoming raw material inspection to full-process production supervision, ensure each bearing meets international standards, directly addressing the common pain points of reliability and availability in industrial bearing procurement.

Optimal Performance in Demanding Industrial Environments

This S6903ZZ Stainless Steel Bearing excels in applications requiring precise radial load handling and smooth rotation. Its single-row, unseparated design makes it ideal for high-speed industrial machinery where consistent performance under varying loads is critical. Whether installed in textile machine spindles, printing press rollers, or CNC equipment gearboxes, this deep groove ball bearing maintains stability across operating conditions, minimizing vibration and extending equipment service life. The stainless steel construction enhances corrosion resistance, making it suitable for environments with moderate moisture or particulate exposure—common challenges in manufacturing and agricultural settings.

Technical Features That Deliver Reliable Rotation

The S6903ZZ Bearing’s performance is defined by key technical attributes that directly impact industrial machinery efficiency. Its 17mm bore diameter, 30mm outside diameter, and 7mm width create a compact footprint that fits standard equipment configurations, simplifying replacement and retrofitting. As a radial bearing, it efficiently handles forces perpendicular to the shaft, a common load scenario in conveyor systems and electric motors. The ZZ seal designation indicates metal shields on both sides, providing effective protection against contaminants while maintaining low friction operation—critical for reducing heat buildup in high-speed applications. Our production process adheres to ISO industrial standards, ensuring dimensional accuracy and consistent performance across every unit.

Why Authentic Bearings Matter for Total Cost of Ownership

Choosing genuine S6903ZZ Stainless Steel Bearings over counterfeit alternatives delivers significant long-term value. Counterfeit bearings often fail prematurely due to substandard materials and imprecise manufacturing, leading to unplanned downtime that costs far more than the initial savings on cheaper parts. A single hour of production loss in manufacturing can exceed the cost of multiple genuine bearings. Our products meet ISO 9001:2015 quality management standards, with each unit undergoing comprehensive testing—including dimensional checks and noise vibration analysis—to ensure reliability. By investing in authentic bearings, industrial operators reduce maintenance frequency, extend equipment lifespan, and avoid the hidden costs of premature component failure.

Our Commitment to Reliable Bearing Supply

With over 18 years of industry experience, Jinan Saifan Bearing Co., Ltd. has established a reputation for trustworthy bearing supply across Europe, North America, Southeast Asia, and the Middle East. We maintain strict quality control through in-house laboratory testing, ensuring every S6903ZZ Bearing meets P0-P4 precision grade standards. Our one-stop service covers independent R&D, mass production, and global sales, supported by a professional technical team that provides free guidance on bearing selection and installation. We offer a 12-month warranty on all products, with free replacement or refund for qualified defective items. Our efficient delivery system ensures sample orders ship within 3-5 working days, with bulk orders available in 5-15 working days—minimizing the wait time for critical industrial components.

Packaging & Shipping

  • Standard industrial packaging with protective inner wrapping to prevent damage during transit
  • Sample orders shipped within 3-5 working days; bulk orders delivered in 5-15 working days
  • Multiple logistics options including DHL, FedEx, UPS, air freight, and sea freight to match urgency requirements
  • Real-time tracking numbers provided once shipment is dispatched for full supply chain visibility
  • Flexible order quantities with 1 piece MOQ for standard bearings, supporting both emergency repairs and planned stock replenishment

Secure Your S6903ZZ Bearing Today

Don’t let bearing uncertainty disrupt your operations. Whether you need a single replacement bearing for urgent repairs or are planning bulk procurement for maintenance schedules, we ensure timely delivery of genuine S6903ZZ Stainless Steel Deep Groove Ball Bearings. Contact us with your requirements, and our technical team will help confirm compatibility with your equipment, ensuring optimal performance and longevity.

Frequently Asked Questions

Q: Is this S6903ZZ bearing a genuine original product?

A: Yes, we supply genuine original brand bearings including NTN, sourced through authorized channels. Each product can be traced to the original manufacturer, and we can provide authentication documentation upon request.

Q: How can I confirm if the S6903ZZ bearing fits my industrial machinery?

A: Provide your equipment model, application details, or existing bearing specifications, and our technical team will verify compatibility and provide free选型 guidance to ensure optimal performance.

Q: What is the warranty policy for this bearing?

A: We offer a 12-month warranty from the date of delivery. Defective products due to manufacturing issues will be replaced free of charge or refunded according to customer preference.

Q: What is the minimum order quantity for the S6903ZZ bearing?

A: The minimum order quantity is 1 piece for standard bearings, supporting both emergency repair needs and small-batch purchases.

Q: How long does shipping take and what logistics options are available?

A: Sample orders ship within 3-5 working days. We offer DHL, FedEx, UPS, air freight, and sea freight options, with delivery times varying by destination and service selected.

Q: How can I verify the authenticity of the bearing upon receipt?

A: Authentic bearings include original packaging with brand markings, laser-etched part

Tags: 17x30x7mm Deep Groove Bearing deep groove ball bearing High Precision Bearing for Industrial Use High Precision S6903ZZ Bearing Industrial Machinery Bearing S6903ZZ Bearing for Machinery S6903ZZ Stainless Steel Bearing Stainless Steel Ball Bearing
Fast Response · Within 24 Hours

Request a Quote for
This Product

Tell us your requirements -- quantity, specifications, or customization needs. Our team will respond with a competitive quote within 24 hours.

01

Submit Inquiry

Fill in your product requirements and contact details.

02

Confirm Parameters

Our team confirms specs, quantity, and arranges samples.

03

Receive Quotation

Get a detailed PI with competitive pricing and trade terms.

04

Place Order

Complete payment and we arrange production & delivery.

Product Inquiry Form

By submitting, you agree to be contacted by our sales team. We respect your privacy.

Related Products

More products from the same category

View All
Deep Groove Ball Bearing 6209 6309 for Wine Beverage Equipment High Precision

Ball Bearing

Deep Groove Ball Bearing 6209 6309 for Wine Beverage Equipment High Precision

<p>Ensure smooth, quiet operation of your wine beverage equipment with our High Precision Deep Groove Ball Bearing. Designed for reliability in critical machinery, this 6209/6309 radial bearing minimizes downtime and maintains consistent performance even under continuous use.</p><ul><li><strong>Single-row radial design with 0° contact angle</strong> ensures optimal load distribution, ideal for the high-speed rotational demands of beverage processing lines</li><li>Constructed from premium bearing steel for extended service life, reducing the need for frequent replacements</li><li>Precision-engineered to meet industry standards, compatible with equipment requiring the 10*26*8mm specification</li></ul>

View Details
Deep Groove Ball Bearing 6700 9x26x8mm Low Noise for Auto Parts High Precision

Ball Bearing

Deep Groove Ball Bearing 6700 9x26x8mm Low Noise for Auto Parts High Precision

<p>Ensure smooth, quiet rotation in your auto parts with our <strong>Deep Groove Ball Bearing 6700</strong>, engineered to deliver high precision and low noise performance. This 9x26x8mm bearing is crafted to meet the rigorous demands of automotive applications, reducing vibration and extending component lifespan.</p><ul><li>Precision grade P0-P4 ensures consistent operation, while Z2-Z3 noise grade minimizes operational sound for a more refined experience</li><li>Constructed with high-grade chrome steel for durability, ideal for withstanding the wear and tear of daily use</li><li>Perfect fit for auto parts requiring reliable rotation, backed by our ISO 9001:2015 quality certification for peace of mind</li></ul>

View Details
High Speed Deep Groove Ball Bearing 61907 61907-Z 61907-2Z for Industrial Machinery 35x55x10mm

Ball Bearing

High Speed Deep Groove Ball Bearing 61907 61907-Z 61907-2Z for Industrial Machinery 35x55x10mm

<p>Keep your industrial machinery running smoothly with reliable <strong>High Speed Deep Groove Ball Bearing</strong> engineered for precision and durability. This 61907 series (35x55x10mm) delivers consistent performance under high rotational speeds, reducing downtime and ensuring seamless operation in critical applications.</p><ul><li>Available in open (61907), single shielded (61907-Z), and double shielded (61907-2Z) designs to match your machinery’s contamination resistance needs</li><li>Constructed with high-grade bearing steel for extended service life, addressing the challenge of frequent replacements in demanding industrial environments</li><li>0° contact angle optimizes radial load handling, making it ideal for machine tools, conveyors, and other heavy-duty equipment</li></ul>

View Details
Angular Contact Ball Bearing 7330B 150x320x65mm for Automobile Mining Machinery

Ball Bearing

Angular Contact Ball Bearing 7330B 150x320x65mm for Automobile Mining Machinery

<p>Ensure smooth, high-precision rotation for your automobile and mining machinery with the <strong>Angular Contact Ball Bearing 7330B</strong>, engineered to handle radial and axial loads with minimal noise. Crafted from premium bearing steel and available in precision grades P0-P4 (Z1V1-Z3V3 vibration control), this 150x320x65mm workhorse delivers reliable performance even in heavy-duty conditions, reducing downtime and maintenance costs.</p><ul><li>Unseparated single-row design ensures easy installation and consistent load distribution, critical for high-torque applications like mining equipment</li><li>Compatible with grease or oil lubrication to adapt to your machinery’s specific operating needs</li><li>In-stock availability means quick delivery—get back to work faster with a bearing built to last</li></ul>

View Details