6004 Zz/2RS Deep Groove Ball Bearing 20X42X12mm for Cutting Machine Tools Precision Low Noise
Famous Brand Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Famous Brand Bearing NSK Bearings NSK Bearings

6004 Zz/2RS Deep Groove Ball Bearing 20X42X12mm for Cutting Machine Tools Precision Low Noise

Ensure smooth, precise operation for your cutting machine tools with the 6004 deep groove ball bearing, engineered to minimize noise and maximize durability. This 20X42X12mm bearing (available in Zz/2RS variants) delivers consistent performance under high-speed industrial conditions, reducing machine downtime and enhancing workflow efficiency.

  • Precision-grade construction (P0-P4) ensures tight tolerance alignment, critical for maintaining cutting accuracy in CNC and manual machine tools
  • Dual lubrication options (grease or oil) allow customization to match specific operating environments, from heavy-duty metalworking to precision finishing
  • Backed by ISO 9001:2015 quality certification and 12-month warranty, with OEM/ODM support available for specialized tooling requirements

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. 6004
Customerized Customizable
Sample Available
Service OEM ODM
Lubrication Grease or Oil
Transport Package Carton Pallet
Specification 20*42*12mm
Trademark NSK
Origin Japan
HS Code 8482300000
Production Capacity 500000
Package Size 4.00cm * 6.50cm * 3.50cm
Package Gross Weight 0.120kg

Application Industries

Industry Typical Equipment
Manufacturing Cutting Machine Tools, CNC Machines, Precision Machining Equipment
Industrial Machinery Spindles, Gearboxes, Electric Motors

Reduce Downtime with Precision 6004 Deep Groove Ball Bearings for Cutting Machine Tools

Machine shops know the cost of unexpected downtime—especially when a worn bearing in your cutting machine grinds production to a halt. Low-quality bearings often fail prematurely, leading to missed deadlines and increased maintenance costs. Sourcing reliable, low-noise bearings that meet exact specifications can be a challenge, with many suppliers requiring large minimum orders or long lead times.

Genuine 6004 Zz/2RS Bearings: Ready for Your Cutting Machine Tools

Our 6004 deep groove ball bearing, with dimensions 20X42X12mm, is engineered to solve these pain points. As a professional bearing supplier with decades of export experience, we offer genuine NSK bearings that deliver consistent performance in cutting machine tools. With customizable options and samples available, we ensure the bearing fits your specific application needs, whether you require Zz or 2RS seals for protection against contaminants.

Optimal Performance in Precision Machining Environments

This 6004 precision low noise bearing is designed for the demanding conditions of cutting machine tools, where high rotational speed and precision are critical. It operates smoothly under varying loads, maintaining stability during continuous operation. The low noise feature minimizes disruption in workshop environments, while its robust construction ensures reliable performance even in the presence of metal particles and coolant—common challenges in machining settings.

Technical Features That Matter for Cutting Machine Tools

The 6004 deep groove ball bearing combines key technical attributes to enhance your equipment’s efficiency. Its 20X42X12mm dimensions ensure compatibility with standard cutting machine tool components, while the availability of Zz (metal shielded) and 2RS (rubber sealed) options allows you to choose the right level of protection for your environment. The grease or oil lubrication flexibility accommodates different operating speeds and temperature ranges, ensuring optimal friction reduction and heat dissipation. With precision manufacturing, this bearing meets strict tolerance requirements, reducing vibration and extending tool life.

Why Genuine Bearings Lower Your Total Cost of Ownership

Choosing genuine 6004 ball bearings over counterfeit alternatives delivers long-term value. Counterfeit bearings often use substandard materials, leading to early failure, increased energy consumption, and potential damage to expensive machine components. In contrast, our genuine NSK bearings adhere to ISO, ABMA, and DIN international standards, ensuring durability and consistent performance. The 12-month warranty provides added security, while reduced downtime and maintenance needs directly lower your total cost of ownership—making the initial investment in quality bearings a smart financial decision.

Your Trusted Partner for Bearing Solutions

With over 15 years of industry experience, Jinan Saifan Bearing Co., Ltd. is a trusted supplier to industrial buyers worldwide. Our ISO 9001:2015 and ISO 14001 certifications reflect our commitment to quality and environmental management. We maintain strict quality control, from incoming raw material inspection to full-process production supervision, ensuring every bearing meets our high standards. Our professional technical team offers free guidance on selection, installation, and maintenance, while our flexible order policies—including 1 piece MOQ for standard bearings and 3-5 day sample delivery—make us the ideal partner for both small repairs and large-scale production needs.

Packaging & Shipping

  • Carton pallet packaging for secure transportation
  • Sample orders shipped within 3-5 working days
  • Bulk orders delivered in 5-15 working days
  • Multiple logistics options available to meet your timeline
  • 1 piece MOQ for standard bearings, supporting urgent replacement needs

Get Your 6004 Bearing Today

Don’t let bearing issues slow down your production. Contact us with your bearing requirements, including seal type (Zz/2RS) and quantity, to receive a prompt quote. Our team is ready to ensure you get the right bearing, fast—so you can get back to what matters most: keeping your cutting machine tools running efficiently.

Frequently Asked Questions

Q: Are these genuine NSK bearings?

A: Yes, we supply genuine original NSK bearings, with full traceability to ensure authenticity.

Q: How can I confirm if the 6004 bearing fits my cutting machine?

A: Provide your machine model or technical specifications, and our professional team will verify compatibility and offer free选型 guidance.

Q: What is the warranty policy for this bearing?

A: All products come with an official 12-month warranty from the date of delivery, covering manufacturing defects.

Q: What is the minimum order quantity?

A: We offer a flexible MOQ of 1 piece for standard bearings, ideal for emergency repairs or small-scale needs.

Q: How long does shipping take?

A: Sample orders are shipped within 3-5 working days, while bulk orders take 5-15 working days, with multiple logistics options available.

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

A: Genuine NSK bearings include authentic packaging, laser markings, and can be verified through official channels. We provide full documentation for traceability.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Tags: 20x42x12mm Bearing 6004 Deep Groove Ball Bearing 6004 precision low noise bearing ball bearing for cutting machine tools cutting machine tool bearing Low Noise Ball Bearing precision deep groove bearing Zz 2RS 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
Double Row Cylindrical Roller Bearing RNU310 EC P for Mechanical Repair and Maintenance

Famous Brand Bearing

Double Row Cylindrical Roller Bearing RNU310 EC P for Mechanical Repair and Maintenance

<p>Minimize machinery downtime with the <strong>Double Row Cylindrical Roller Bearing RNU310 EC P</strong>—engineered to restore peak performance in mechanical repair and maintenance. Crafted from high-grade bearing steel with 60-64 HRC hardness, this P-grade precision bearing ensures smooth, reliable rotation even under heavy loads, addressing the critical need for durable replacement parts that stand up to industrial demands.</p><ul><li>Separated design allows easy installation and maintenance, a must-have feature for quick repairs</li><li>Available clearances (C0/C2/C3/C4/C5) and vibration grades (Z1V1-Z3V3) ensure compatibility with diverse machinery</li><li>Backed by Saifan’s strict quality control and 12-month warranty, delivering peace of mind for your repair projects</li></ul>

View Details
Double Row Angular Contact Ball Bearing 3213 A-2Z/C3 P4 High Rigidity for Industrial Machinery

Famous Brand Bearing

Double Row Angular Contact Ball Bearing 3213 A-2Z/C3 P4 High Rigidity for Industrial Machinery

<p>Ensure smooth, high-precision operation in industrial machinery with the <strong>Double Row Angular Contact Ball Bearing 3213 A-2Z/C3 P4</strong>—engineered to deliver exceptional rigidity and reduce maintenance downtime. This P4 precision bearing handles combined radial and axial loads with stability, making it ideal for machine tools, textile equipment, and printing machinery where consistent performance under heavy stress is non-negotiable.</p><ul><li>High-grade bearing steel construction and P4 precision grade ensure minimal vibration and extended service life, addressing the need for reliable rotation in critical industrial applications.</li><li>Double row angular contact design with 2Z metal shields prevents contamination, while C3 clearance optimizes heat dissipation during high-speed operations—details that matter to professionals seeking long-term equipment efficiency.</li></ul>

View Details
Anti Fatigue Double Row Cylindrical Roller Bearing Nu212 Ec M/C4 for Agricultural Machinery

Famous Brand Bearing

Anti Fatigue Double Row Cylindrical Roller Bearing Nu212 Ec M/C4 for Agricultural Machinery

<p>Keep your agricultural machinery running longer with the <strong>Anti Fatigue Double Row Cylindrical Roller Bearing Nu212 Ec M/C4</strong>—engineered to reduce downtime and boost productivity during peak harvest seasons. This bearing’s C4 clearance and brass cage design deliver exceptional load handling and heat dissipation, ensuring reliable performance in the heavy-duty conditions of tractors and harvesters.</p><ul><li>60-64 HRC hardness rating guarantees wear resistance against grit and debris common in farm environments</li><li>Double row construction minimizes vibration (Z2V2 grade) for smoother operation and extended equipment life</li><li>Precision-machined from high-grade bearing steel to maintain alignment under variable loads, reducing maintenance costs</li></ul>

View Details
UCP206 Non-Standard Pillow Block Ball Bearing with Spherical Raceway for High Speed Applications

Famous Brand Bearing

UCP206 Non-Standard Pillow Block Ball Bearing with Spherical Raceway for High Speed Applications

<p>Keep your high-speed machinery running smoothly with the <strong>UCP206 Pillow Block Bearing</strong>, designed to minimize downtime and maximize performance in demanding applications. Its spherical raceway self-aligns to compensate for misalignment, reducing wear and extending service life—perfect for industrial setups where precision and reliability can’t be compromised.</p><ul><li>Non-standard design delivers corrosion resistance and high-temperature durability, ensuring stable operation even in harsh environments</li><li>Single-row configuration with F-type bearing block provides easy installation and maintenance, saving valuable time during setup</li><li>Engineered for high-speed rotation, this bearing keeps your equipment moving efficiently without sacrificing accuracy or safety</li></ul>

View Details