Needle Roller Bearings

INA needle roller bearings are a type of bearing based on modular design, the basic element of which is the needle roller, which is gradually combined with components such as cages, stamped outer rings, inner and outer rings and seals to form a series of bearings that meet a wide range of engineering and technical needs. Low wear design: INA needle roller bearings have low wear characteristics, which makes them perform well in long-term operation and reduces maintenance requirements. High transmission life: These bearings use high-quality materials and precision manufacturing processes to ensure high transmission life and good pressure resistance. Wide range of applications: Due to their modular design, INA needle roller bearings can meet various engineering needs and are suitable for a variety of mechanical equipment. INA needle roller bearings are widely used in various mechanical equipment, especially in situations where high transmission efficiency and low maintenance costs are required. They are often used in the fields of automobiles, textile machinery, automation equipment, etc.

INA needle roller bearings redefine power density through extended roller geometry (length-to-diameter ratios of 4:1–10:1), enabling 300 kN/cm² radial load capacity in cross-sections 50–70% thinner than conventional bearings. Designed to DIN ISO 3245 standards, these bearings excel where space constraints and shock loads challenge traditional solutions – from automotive transmissions to robotics and aerospace actuators.

Why Choose INA Needle Roller Bearings?

✅ Space Revolution – 50–70% radial height reduction
✅ Extreme Load Capacity – 300 kN/cm² dynamic rating
✅ Zero Maintenance – Solid Oil/Smart Lubrication options
✅ Industry 4.0 Ready – ThinSense™ embedded sensors

Technical Support & Sustainability

◼ Engineering Ecosystem

INA NeedleAdvisor® Software:

Life calculation per ISO 281 extended

Deformation simulations under shock loads

Failure Analysis:

SEM/EDS wear diagnostics

◼ Eco-Initiatives

Material Circularity:

95% steel recovery via Schaeffler ReCon

Bio-based PEEK cages (30% renewable content)

CO₂ Reduction:

Lightweight designs save 12 kg CO₂/kg bearing

Conclusion: The Compact Powerhouse

INA Needle Roller Bearings transform machinery design through:

40% smaller EV transmissions extending range

10M+ oscillation cycles in collaborative robots

Zero unplanned downtime in agricultural equipment

 

MORE +
CLOSE +
Product d D B Mass
NA6904-XL
37mm
40500N
137 g
NAO12X24X13
24mm
8900N
29.9 g
NAO12X28X12
28mm
11500N
38.72 g
NAO20X35X17
35mm
14900N
76.7 g
NAO35X50X17
50mm
21400N
104.2 g
NA4852-XL
320mm
415000N
10.584 kg
RNA4848-XL
265mm
300mm
400000N
5.394 kg
IR280X305X69-XL
305mm
6.1 kg
NA4856-XL
350mm
510000N
15.178 kg
RNA4852-XL
285mm
320mm
415000N
5.746 kg
IR300X330X80-XL
330mm
9.2 kg
NA4860-XL
380mm
700000N
21.63 kg
RNA4856-XL
305mm
350mm
510000N
9.192 kg
IR320X350X80-XL
350mm
9.8 kg
NA4864-XL
400mm
710000N
22.835 kg
RNA4860-XL
330mm
380mm
700000N
12.71 kg
IR340X370X80-XL
370mm
10.4 kg
NA4868-XL
420mm
730000N
24.2 kg
RNA4864-XL
350mm
400mm
710000N
13.293 kg
IR360X390X80-XL
390mm
10.9 kg
NA4872-XL
440mm
740000N
25.6 kg
RNA4868-XL
370mm
420mm
730000N
14 kg
IR380X415X100-XL
415mm
16.7 kg
NA4876-XL
480mm
1130000N
42.64 kg