Needle Roller Bearing NK37/30 37x47x30mm 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 NK37/30 37x47x30mm P0-P4 Precision for Industrial Machinery

Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing NK37/30, engineered to deliver reliable performance even under heavy radial loads. This 37x47x30mm high-precision bearing (available in P0-P4 grades) minimizes vibration and extends equipment lifespan, addressing the critical need for consistent operation in demanding manufacturing environments.

  • Designed without inner/outer rings for space-saving integration in compact machinery setups
  • Constructed with premium bearing steel and compatible with grease or oil lubrication for versatile application
  • Backed by our ISO 9001-certified production process, ensuring each unit meets strict dimensional and noise control standards (Z2-Z4 grades)
  • Supports OEM/ODM customization to match your specific equipment requirements, with 3-7 day delivery for quick turnaround on replacement or new builds

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. NK37/30
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 37*47*30 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
Agricultural Machinery Harvesters, Tractors
Construction Excavators, Heavy Load Equipment
Manufacturing CNC Machines, Conveyors

Prevent Equipment Downtime with NK37/30 Needle Roller Bearing 37x47x30mm

Industrial machinery operators know the cost of unexpected bearing failure—production halts, maintenance overtime, and missed deadlines. When precision components like needle roller bearings underperform, the ripple effect disrupts entire operations. Many face challenges with inconsistent quality from suppliers, long lead times for custom sizes, or bearings that fail prematurely under heavy loads.

Reliable NK37/30 Needle Roller Bearing for Your Machinery

The NK37/30 Needle Roller Bearing addresses these pain points with its robust design and precise engineering. As an integrated manufacturer with over 15 years of experience, we ensure each bearing meets strict quality standards. The 37x47x30mm dimension and P0-P4 precision grades make it ideal for high-precision industrial machinery, where radial load capacity and compact design are critical. With a 3-7 day delivery time and OEM/ODM support, we adapt to both standard and custom requirements, ensuring you get the right bearing when you need it.

Optimal Performance in Demanding Industrial Conditions

Designed as a radial bearing without inner or outer rings, the NK37/30 excels in applications where space is limited but load capacity cannot be compromised. Its closed type construction protects against contaminants, making it suitable for dusty or lubricant-sensitive environments. Whether used in machine tool spindles, printing presses, or agricultural equipment reducers, this needle roller bearing delivers consistent performance under heavy radial loads, ensuring smooth rotation and extended machinery life.

Technical Details That Ensure Longevity

The NK37/30’s performance is defined by key technical features that directly impact your equipment’s reliability. Precision ratings from P0 to P4 allow customization based on application needs—P4 grade for high-speed, low-vibration machinery, and P0 for general industrial use. Clearance options (C0, C3, C4) accommodate thermal expansion and installation requirements, preventing premature wear. Made from high-quality bearing steel, it withstands rigorous operating conditions, while compatibility with both grease and oil lubrication offers flexibility in maintenance. These specifications work together to ensure the bearing meets the demands of continuous industrial operation.

Why Quality Matters More Than Price for Needle Roller Bearings

Choosing a low-cost, uncertified needle roller bearing may seem economical initially, but the hidden costs of failure are far higher. Inferior materials lead to early wear, causing machinery downtime and costly repairs. Our NK37/30 bearing, backed by ISO9001 and ISO14001 certifications, undergoes rigorous quality control—from raw material inspection to final performance testing. This commitment to quality reduces the risk of unexpected failures, lowering your total cost of ownership. For industrial machinery makers, investing in a reliable 37x47x30mm needle bearing means fewer interruptions and more consistent production output.

Why Global Buyers Choose Saifan for Needle Roller Bearings

Our reputation as a trusted bearing partner is built on tangible strengths. With a full R&D department and QC lab, we ensure each NK37/30 bearing meets international standards. We serve buyers across Europe, America, Southeast Asia, and the Middle East, offering a 12-month global warranty and free technical guidance. Our flexible order policy—1pc MOQ for standard items and free samples (buyer covers freight)—supports both small-scale repairs and large production runs. With 1000000 units annual production capacity, we maintain stable supply even for high-volume orders, ensuring you never wait for critical components.

Packaging & Shipping

  • Securely packaged in cartons with pallet reinforcement for protection during transit
  • 3-7 days delivery time for standard orders, ensuring quick response to urgent needs
  • Multiple logistics options including DHL, FedEx, UPS, air, and sea freight
  • Real-time tracking provided for all shipments, keeping you informed of delivery status
  • 1pc minimum order quantity, ideal for emergency repairs or small-batch testing

Get Your NK37/30 Bearing Shipped Today

Don’t let equipment downtime affect your productivity. The NK37/30 Needle Roller Bearing is in stock and ready to ship. Whether you need a single unit for maintenance or bulk orders for production, we ensure fast delivery and consistent quality. Contact us now with your requirements—our team will help confirm specifications and provide a quote within 24 hours.

Frequently Asked Questions

Q: Is the NK37/30 bearing genuine and traceable?

A: Yes, we are an integrated manufacturer with strict quality control processes. Each bearing is produced in our ISO-certified facility and can be traced through our production records.

Q: How do I confirm if the NK37/30 is suitable for my machinery?

A: Provide your equipment model, operating conditions (load, speed, temperature), and required precision grade. Our technical team will verify compatibility and recommend the optimal configuration.

Q: What is the warranty policy for the NK37/30 bearing?

A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no additional cost.

Q: What is the minimum order quantity for the NK37/30?

A: The minimum order quantity is 1 piece for standard items, supporting both emergency repairs and small-scale purchases.

Q: How long does it take to ship the NK37/30 bearing?

A: Standard orders ship within 3-7 days. For urgent needs, please contact us to arrange expedited delivery.

<div class="skf
Tags: 37x47x30mm Bearing 37x47x30mm Needle Bearing P4 High Precision NK37/30 Bearing Industrial Machinery Needle Bearing needle roller bearing Needle Roller Bearing for Machinery NK37/30 P0-P4 Precision 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
Needle Roller Bearing NA4914 70x100x30mm Radial Bearing P0-P4 Precision for Industrial Machinery

Needle Roller Bearings

Needle Roller Bearing NA4914 70x100x30mm Radial Bearing P0-P4 Precision for Industrial Machinery

<p>Ensure smooth, precise rotation in your industrial machinery with the <strong>Needle Roller Bearing NA4914</strong>, engineered to deliver P0-P4 precision and reliable performance in demanding applications. This 70x100x30mm radial bearing minimizes friction and maximizes load capacity, keeping your equipment running efficiently with reduced downtime.</p><ul><li>Constructed from high-grade bearing steel with C0/C3/C4 clearance options, ideal for heavy-duty industrial machinery where dimensional accuracy is critical</li><li>Supports both grease and oil lubrication, adapting to your maintenance preferences for long-lasting operation</li><li>Backed by Saifan's strict quality control and 12-month warranty, ensuring consistent performance you can trust</li></ul>

View Details
Cylindrical Roller Bearing NU234EM 170x310x52mm P0-P4 Precision for Industrial Machinery

Roller Bearing

Cylindrical Roller Bearing NU234EM 170x310x52mm P0-P4 Precision for Industrial Machinery

<p>Ensure smooth, precise rotation in your industrial machinery with the <strong>Cylindrical Roller Bearing NU234EM</strong>, engineered to deliver reliable performance even under heavy radial loads. This 170x310x52mm precision bearing (P0-P4 grades available) minimizes downtime by maintaining stable operation in high-stress environments, thanks to its separated inner/outer ring design that simplifies installation and replacement.</p><ul><li>High-grade bearing steel construction ensures long service life, addressing the need for durable components in industrial applications</li><li>Open seal design allows flexible lubrication options (oil, grease, or dry) to adapt to specific machinery requirements</li><li>Single-row structure optimized for radial load handling, making it ideal for machine tools, reducers, and heavy equipment</li><li>Backed by Saifan’s strict quality control and 12-month warranty, ensuring consistent performance you can trust</li></ul>

View Details
Needle Roller Bearing RNA6903 22x30x23mm P0-P4 Precision for Industrial Machinery

Needle Roller Bearings

Needle Roller Bearing RNA6903 22x30x23mm P0-P4 Precision for Industrial Machinery

<p>Ensure smooth, precise rotation in your industrial machinery with the <strong>Needle Roller Bearing RNA6903 22x30x23mm</strong>, engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel and available in P0-P4 precision grades, this radial needle roller bearing minimizes downtime by maintaining consistent clearance (C0/C3/C4 options) and supporting both grease and oil lubrication—perfect for machines where space and durability matter most.</p> <ul> <li>22x30x23mm dimensions with a closed, outer/inner ring-free design for seamless integration into compact assemblies</li> <li>Backed by Saifan’s strict quality control and 12-month warranty, ensuring long service life in demanding industrial environments</li> <li>Flexible ordering with 3-7 day delivery, ideal for meeting tight production schedules without compromising on precision</li> </ul>

View Details
High Precision Cylindrical Roller Bearing NUP205EM for Industrial Machinery 25x52x15mm

Roller Bearing

High Precision Cylindrical Roller Bearing NUP205EM for Industrial Machinery 25x52x15mm

<p>Ensure smooth, precise rotation in your industrial machinery with the <strong>High Precision Cylindrical Roller Bearing NUP205EM</strong>, designed to deliver reliable performance even under heavy radial loads. This 25x52x15mm bearing minimizes vibration and extends equipment lifespan, solving common issues with unstable operation in machine tools, reducers, and textile machinery.</p><ul><li>Engineered with high-grade bearing steel and separated inner/outer rings for easy installation and maintenance, a critical feature for industrial applications requiring quick part replacements.</li><li>Available in precision grades P0-P4 to meet strict tolerance demands, ensuring compatibility with high-precision equipment and reducing costly downtime.</li><li>Backed by our ISO 9001-certified quality control and 12-month warranty, this cylindrical roller bearing offers the stability and durability your production line needs.</li></ul>

View Details