Needle Roller Bearing RNAV4922 125x150x40mm P0-P4 Precision for Industrial Machinery
Needle Roller Bearings

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Needle Roller Bearings Roller Bearing

Needle Roller Bearing RNAV4922 125x150x40mm P0-P4 Precision for Industrial Machinery

Ensure smooth, high-precision rotation for your industrial machinery with the Needle Roller Bearing RNAV4922, engineered to deliver reliable performance in demanding applications. This 125x150x40mm radial bearing combines P0-P4 precision grades with a closed, inner ring-free design, minimizing friction and maximizing load capacity for extended equipment uptime.

  • Constructed from premium bearing steel with C0/C3/C4 clearance options, ensuring stable operation under varying loads and temperatures
  • Supports both grease and oil lubrication, offering flexibility for custom maintenance protocols in machinery like reducers or printing equipment
  • Backed by Saifan’s strict ISO 9001 quality control and 12-month warranty, providing peace of mind for critical industrial 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. RNAV4922
Load Direction Radial Bearing
Style Without Outer Ring, Without Inner Ring
Material Bearing Steel
Type Closed
Product Name Needle Roller Bearing
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4 P2
Clearance C0 C3 C4
Delivery Time 3-7days
Service OEM ODM
Transport Package Carton Pallet
Specification 125*150*40 mm
Trademark BDL
Origin China
HS Code 8482102000
Production Capacity 1000000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Equipment, Reducers
Automotive Transmission Systems, Gearboxes
Heavy Machinery Excavators, Construction Equipment
Manufacturing Conveyors, Material Handling Systems

Reduce Downtime with RNAV4922 Needle Roller Bearing 125x150x40mm P0-P4 Precision

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. A single faulty component can halt production lines, delay orders, and create cascading maintenance costs. Sourcing reliable bearings with the right precision and delivery speed often feels like navigating a maze of suppliers with inconsistent quality and long lead times.

RNAV4922 Bearing: Engineered for Reliable Industrial Performance

The RNAV4922 needle roller bearing addresses these challenges directly. As a radial bearing without inner ring, it offers compact design and high load capacity—critical for space-constrained industrial machinery. With precision ratings from P0 to P4, it meets the exacting standards of machine tools and printing equipment where accuracy directly impacts output quality. Our 125x150x40mm bearing comes with flexible order options, including 1pc MOQ for emergency replacements and 3-7 day delivery to minimize production gaps.

Optimal Performance in Demanding Industrial Conditions

This closed-type needle roller bearing excels in applications involving radial loads and moderate speeds, typical in reducers and conveyor systems. The bearing steel construction ensures durability under continuous operation, while grease or oil lubrication options allow adaptation to specific machinery requirements. Whether in high-volume manufacturing or heavy-duty construction equipment, the RNAV4922 delivers consistent performance where reliability is non-negotiable.

Key Technical Factors That Maximize Machinery Uptime

Precision rating is a critical parameter for industrial bearings—the RNAV4922’s P0-P4 range allows selection based on application needs, with tighter tolerances (P4) reducing vibration in high-precision machine tools. Clearance options (C0, C3, C4) accommodate thermal expansion in varying operating temperatures, preventing premature wear. The closed design protects internal components from contaminants, a common issue in manufacturing environments that often leads to early bearing failure. These technical details translate to longer service life and fewer unplanned maintenance events.

Why Genuine Bearings Lower Total Cost of Ownership

Choosing authentic needle roller bearings like the RNAV4922 avoids the hidden costs of counterfeit products. Substandard bearings may initially save money but often fail within months, leading to repeated replacements, production downtime, and potential damage to expensive machinery components. Our bearings are manufactured under ISO9001 and ISO14001 standards, ensuring consistent quality and performance. With a 12-month global warranty, we stand behind every product, reducing long-term risks and providing predictable maintenance budgets.

Your Trusted Partner for Bearing Solutions Since 2005

Jinan Saifan Bearing brings 18 years of experience as an integrated manufacturer and exporter, serving clients across Europe, America, Southeast Asia, and the Middle East. Our in-house R&D and QC lab ensure each bearing meets strict performance criteria before shipment. We offer full OEM/ODM customization to match unique machinery specifications, backed by free technical guidance. With a production capacity of 1,000,000 units annually, we maintain stable supply even for large orders, while our multiple payment options (T/T, credit card, Alibaba trade) provide flexibility for global buyers.

Packaging & Shipping

  • Secure carton and pallet packaging to prevent damage during transit
  • 3-7 day delivery for standard items, with expedited options available
  • Global shipping via DHL, FedEx, UPS, air freight, or sea freight
  • Real-time tracking provided for all shipments
  • 1pc MOQ supported for emergency maintenance needs

Get Your RNAV4922 Bearing Shipped Today

Don’t let bearing issues slow down your operations. Whether you need a single replacement or bulk order, we’re ready to fulfill your request. Providing your machinery type and operating conditions allows our technical team to confirm optimal bearing selection, ensuring perfect fit and performance from day one.

Frequently Asked Questions

Q: Is the RNAV4922 bearing genuine and traceable?

A: Yes, all our bearings are manufactured in-house under strict quality controls. Each product can be traced through our production and QC processes, and we provide documentation to verify authenticity upon request.

Q: How do I confirm if this bearing fits my equipment?

A: Provide your machinery model, application details, and required load/speed parameters. Our technical team will cross-verify dimensions and specifications to ensure compatibility.

Q: What is the warranty policy for the RNAV4922 bearing?

A: We offer a 12-month global warranty covering manufacturing defects. If a bearing fails under normal operating conditions, we provide free replacement or refund.

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

A: We accept 1pc MOQ for standard items, making it easy to source emergency replacements or test samples before placing bulk orders.

Q: How quickly can you ship the RNAV4922 bearing?

A: Standard delivery is 3-7 days after payment confirmation. For urgent needs, contact us to discuss expedited shipping options.

Q: How can I ensure I’m receiving a high-precision bearing?

A: Each bearing undergoes precision testing in our QC lab, with certificates available for P4 and higher precision grades. We also provide dimensional reports to confirm compliance with specified tolerances.

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

Tags: 125x150x40mm Bearing closed type needle roller bearing for machinery Industrial Machinery Needle Roller Bearing Needle Roller Bearing RNAV4922 P0-P4 Precision Bearing radial needle roller bearing without inner ring RNAV4922 125x150x40mm P0-P4 bearing RNAV4922 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
Cylindrical Roller Bearing N226EM NJ226EM NF226EM NU226EM NUP226EM for Industrial Machinery 130x230x40mm

Roller Bearing

Cylindrical Roller Bearing N226EM NJ226EM NF226EM NU226EM NUP226EM for Industrial Machinery 130x230x40mm

<p>Ensure smooth, precise rotation in your industrial machinery with our <strong>Cylindrical Roller Bearing</strong>, engineered to deliver reliable performance under heavy loads. This 130x230x40mm bearing (available in N226EM, NJ226EM, NF226EM, NU226EM, NUP226EM variants) features separated inner and outer rings for easy installation and maintenance, a critical advantage for reducing downtime in high-demand operations.</p><ul><li>Precision-grade P0-P4 construction ensures consistent operation, minimizing vibration and extending equipment lifespan</li><li>High-quality bearing steel material resists wear and handles radial loads efficiently, ideal for machine tools, reducers, and industrial gearboxes</li><li>Open design allows flexible lubrication options (oil, grease, dry) to match your specific application needs</li></ul>

View Details
Self-Aligning Roller Bearings NSK 22306-22310CDE4 for Industrial Machinery P0-P4 Precision

Roller Bearing

Self-Aligning Roller Bearings NSK 22306-22310CDE4 for Industrial Machinery P0-P4 Precision

<p>Ensure smooth, precise rotation for your industrial machinery with <strong>Self-Aligning Roller Bearings NSK 22306-22310CDE4</strong>, engineered to minimize downtime and enhance operational stability. These P0-P4 precision bearings adapt to misalignment, reducing wear on shafts and housings while maintaining consistent performance even under heavy radial loads.</p><ul><li>Double-row roller design with C0/C3/C4 clearance options ensures optimal load distribution for machinery like reducers and textile equipment</li><li>Constructed from high-grade bearing steel for long service life, backed by ISO 9001:2015 quality assurance for reliable, repeatable results</li><li>Flexible specifications (35*80*21 mm base dimension) to match your exact industrial needs, with OEM/ODM support for custom requirements</li></ul>

View Details
22338 22340 22344 22348 22336 Spherical Roller Bearing with High Load Capacity for Industrial Machinery

Roller Bearing

22338 22340 22344 22348 22336 Spherical Roller Bearing with High Load Capacity for Industrial Machinery

<p>Ensure smooth, heavy-duty industrial machinery operation with our <strong>Spherical Roller Bearing</strong>—engineered to handle extreme loads and misalignment, reducing downtime for manufacturers and distributors. Available in models 22336, 22338, 22340, 22344, and 22348, these bearings deliver P0 precision and C0/C3/C4 clearance options to match your specific equipment needs.</p><ul><li>High-grade bearing steel construction ensures long service life even in harsh industrial environments</li><li>Self-aligning design compensates for shaft deflection, critical for machinery like reducers and excavators</li><li>Supports OEM/ODM customization with flexible MOQ—ideal for bulk orders or specialized applications</li></ul>

View Details
Self-Aligning Roller Bearing 21310CA 21311CA 21312CA 21313CA 21314CA W33 for Industrial Machinery

Roller Bearing

Self-Aligning Roller Bearing 21310CA 21311CA 21312CA 21313CA 21314CA W33 for Industrial Machinery

<p>Ensure smooth, reliable rotation for your industrial machinery with our high-performance <strong>Self-Aligning Roller Bearing</strong> series, including 21310CA, 21311CA W33, 21312CA, 21313CA W33, and 21314CA models. Engineered to handle radial loads and misalignment, these double row bearings minimize downtime and extend equipment lifespan, even in heavy-duty operations.</p><ul><li>Precision-grade options (P0-P4) and clearance levels (C0/C3/C4) ensure optimal performance for machine tools, reducers, and textile equipment</li><li>Constructed with premium bearing steel for superior durability, backed by our ISO 9001:2015 quality certification</li><li>W33 design feature enhances lubrication retention, reducing maintenance needs and keeping your production line running efficiently</li></ul>

View Details