Description

Engineered to the highest standards, the RNNU4940B/SPW33 is a Double Row Super Precision Cylindrical Roller Bearing from SKF, specifically engineered to meet the demanding needs of high-speed industrial applications. This bearing has a modified internal design, a machined brass cage, and no inner ring. Whether you operate in the aerospace, robotics, or precision machinery industry, the RNNU4940 B/SPW33 is your go-to solution for ensuring optimal functionality and longevity. The dimensions of this RNNU4940B/SPW33 bearing are 225x280x80mm.

RNNU4940B/SPW33
Double Row No Inner Ring225mm - Bore SizeModified Internal DesignISO Tolerance Class 5 Dimensional Accuracy, Class 4 Running AccuracyAnnular Groove and Three Lubrication Holes in the Outer Ring

Key Features

Superior Precision

The bearing boasts dimensional accuracy at ISO tolerance class 5 and running accuracy at ISO tolerance class 4. Manufactured with these tight tolerances, the RNNU4940B/SPW33 bearing by SKF ensures exceptional accuracy and minimal operational deviation even in difficult operating conditions.

High-Speed Capability

The RNNU4940 B/SPW33 super precision bearing is designed to perform at high speeds without compromising stability. This makes it ideal for applications that demand rapid rotation.

Optimised Load Distribution and Carrying

The cylindrical roller design of the RNNU4940B/SPW33 bearing ensures even load distribution and carries heavy radial loads while maintaining a low cross-sectional height and low friction. This helps to enhance performance and ultimately extend the bearing’s lifespan.

Product Information

BRAND:
SKU:rnnu4940b/spw33-skf
AVAILABILITY:In Stock ✅
WEIGHT:15.8 kg

Technical Data


Inside Diameter (mm):

225mm

Outside Diameter (mm):

280mm

Width (mm):

80mm

Clearance:

Standard

Seals Or Shields:

Open Type

Cage Type:

Machined Brass

Dynamic Load Rating (kN):

484

Fatigue Load Rating (kN):

106

Grease Limiting Speed (r/min):

2600

Oil Limiting Speed (r/min):

3000

Static Load Rating (kN):

1040

Bulk Pricing


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Delivery Information


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Order ValueDelivery Cost
$0.00 to $500.00$60.00
Over $500.00Free Of Charge