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Needle Bearing
Bdl NK35/20 NK35/30 NK37/20 Needle Roller Bearings
Experience smoother, more reliable machinery performance with precision-engineered Bdl Needle Roller Bearings. These NK35/20, NK35/30, and NK37/20 models deliver exceptional load capacity in compact designs, ensuring your equipment runs longer with less downtime.
- Optimized needle-to-raceway contact minimizes friction, reducing energy loss and extending component life
- Precision-ground surfaces maintain consistent alignment even under heavy radial loads
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Product Specifications
| Parameter | Details |
|---|---|
| Bearing Type | Needle Roller Bearings |
| Model Number | NK35/20, NK35/30, NK37/20 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Automation Equipment | Linear motion systems, conveyors |
| Automotive | Transmission components, steering systems |
| Hydraulic Systems | Cylinder piston rods, hydraulic actuators |
Struggling to Find Reliable Needle Roller Bearings? Here’s What You Need to Know
Searching for the right needle roller bearing often means wading through incompatible dimensions, questionable material quality, and limited brand options. Many buyers face costly delays when the wrong bearing causes premature wear or fails to fit existing equipment—a problem we’ve solved for countless clients across industries.
Full Range of NK Series Needle Roller Bearings for Immediate Use
Our NK35/20, NK35/30, and NK37/20 needle roller bearings address these challenges with interchangeable dimensions that match major international standards. As a supplier with ISO 9001-certified processes, we maintain ready stock of these models, ensuring you avoid production downtime. Whether for hydraulic cylinders in construction machinery or precision guides in automation, these bearings deliver consistent performance where space is limited and radial load capacity matters.
Optimal Performance in Tight Spaces and Heavy Loads
Needle roller bearings excel in applications with restricted radial space but high load requirements. The NK series handles moderate to heavy radial loads while maintaining low friction, making them ideal for components like automotive transmissions and conveyor roller systems. Their compact design allows for lighter equipment assemblies without sacrificing durability—a critical factor in reducing overall machine weight and energy consumption.
Key Engineering Features That Ensure Reliability
The performance of these needle roller bearings stems from precise manufacturing. Each model features hardened steel rollers and raceways, providing surface hardness that resists wear under continuous operation. The optimized roller length-to-diameter ratio maximizes load distribution, while tight dimensional tolerances ensure easy interchangeability with existing setups. For applications requiring minimal maintenance, optional lubrication grooves can be specified to extend service intervals, though standard designs work efficiently with regular grease application.
Why Choosing the Right Needle Roller Bearing Lowers Long-Term Costs
Selecting a substandard needle roller bearing may save upfront costs but often leads to frequent replacements, unplanned downtime, and potential damage to mating components. Our bearings, built to ISO standards, reduce these risks by maintaining consistent load ratings and wear resistance. Using proper needle roller bearings—matched to your application’s load, speed, and temperature requirements—directly impacts equipment uptime and total operational efficiency, making them a sound investment in your machinery’s reliability.
Quality You Can Rely On
Every needle roller bearing undergoes rigorous inspection, from raw material verification to final dimensional checks. Our ISO 9001-certified production ensures consistent quality, while finished products are tested for hardness and surface finish to meet industry standards. We stand behind our bearings with a warranty against manufacturing defects, and our ability to source from both our own production and international brands means you get the right bearing for your specific needs, every time.
Packaging & Shipping
- Neutral packaging in cardboard boxes, with optional pallets for bulk orders
- Same-day dispatch for in-stock items
- Flexible shipping via courier, air, or sea freight based on your location
- Low minimum order quantity, suitable for both small repairs and large production runs
Get Your NK Series Needle Roller Bearing Quote Today
Whether you need NK35/20, NK35/30, NK37/20, or another needle roller bearing model, we can provide pricing and availability within hours. Share your required model, quantity, and delivery location, and our team will prepare a tailored quote to keep your operations running smoothly.
Frequently Asked Questions
Q: Can you supply other brands or models of needle roller bearings?
A: Yes, we support inquiries for all major brands and models, and can supply bearings according to your specified dimensions or standards.
Q: How do I confirm if these bearings will fit my equipment?
A: Provide your equipment’s bearing dimensions (inner diameter, outer diameter, width) or existing model number, and our technical team will verify compatibility.
Q: What is your warranty policy for these needle roller bearings?
A: We offer a warranty against manufacturing defects; specific terms are outlined in each sales contract.
Q: What is the minimum order quantity for these NK series bearings?
A: We accept low minimum orders, making it easy to source both small quantities for repairs and larger volumes for production.
Q: How quickly can you ship these bearings?
A: In-stock NK series bearings are shipped the same day; delivery time depends on your chosen shipping method.
Q: Do you offer custom (OEM/ODM) needle roller bearings?
A: Yes, we support custom bearing production based on your drawings or specific performance requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
Contact us via email or phone for immediate assistance.
Product Summary
- Product Name
- Bdl NK35/20 NK35/30 NK37/20 Needle Roller Bearings
- Category
- Needle Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Needle Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Custom Specifications Available
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
Bdl NK35/20 NK35/30 NK37/20 Needle Roller Bearings
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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