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4 in-stock alternatives found — cross-referenced equivalents ready to ship:
NU305
Cylindrical Roller Bearing
NU305
Cylindrical Roller Bearing
A 300-series bearing providing higher radial load capacity than the 200-series for the same bore size. [Cylindrical Roller Bearings](https://www.nachi-bearings.de/media/crb_dimensions_web.pdf)
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Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Need pricing for this part?
This bearing is priced on application. Our team will get back to you with competitive pricing within 24 hours, no obligation.
A 300-series bearing providing higher radial load capacity than the 200-series for the same bore size. [Cylindrical Roller Bearings](https://www.nachi-bearings.de/media/crb_dimensions_web.pdf)
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Technical Dimensions & Load Ratings
Confirm these values match your shaft, housing and application requirements before ordering.
Dimensions
| Bore Diameter (d) | 25mm |
| Outer Diameter (D) | 62mm |
| Width (B) | 17mm |
| Weight | 0.24kg |
Load & Speed Ratings
| Dynamic Load Rating (Cr) | 41.5kN |
| Static Load Rating (C0r) | 36.5kN |
| Reference Speed | 11000rpm |
NU305
Cylindrical Roller Bearing
Technical Specifications
| Part Number | NU305 |
| Brand | Nachi |
| Bearing Type | Cylindrical Roller Bearing |
| Seal Type | Open |
| Material | Chrome Steel |
| Bore (Inner Diameter) | 25 mm |
| Outer Diameter | 62 mm |
| Width / Thickness | 17 mm |
| Dynamic Load Rating (Cr) | 41.5 kN |
| Static Load Rating (C0r) | 36.5 kN |
| Reference Speed | 11,000 rpm |
| Approximate Weight | 0.24 kg |
Enquire About the Nachi NU305
Get a competitive quote within 24 hours — no obligation. Our engineering team can help with specifications, cross-references, and volume pricing.
Technical Datasheet
Download full specifications for NU305 — dimensions, load ratings, and material data.
Engineering support
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About the Nachi NU305
The Nachi NU305, is a cylindrical roller bearing, in an open configuration for maximum speed and easy relubrication, featuring a 25mm bore, 62mm outer diameter, and 17mm width, manufactured from chrome steel, and is extended stock at Buy Bearings.
A 300-series bearing providing higher radial load capacity than the 200-series for the same bore size. [Cylindrical Roller Bearings](https://www.nachi-bearings.de/media/crb_dimensions_web.pdf)
Key Specifications
The NU305 cylindrical roller bearing is specified with 25mm bore (inner diameter), 62mm outer diameter, 17mm width, 41.5kN dynamic load rating, 36.5kN static load rating, 11,000rpm reference speed, 0.24kg approximate weight. The Open sealing arrangement protects against contamination and retains lubricant for extended service life. The chrome steel construction provides excellent wear resistance and durability in demanding operating conditions.
Common Applications
Cylindrical Roller Bearings are commonly used in:
About Cylindrical Roller Bearings
Cylindrical roller bearings use cylindrical rollers to handle high radial loads. They are suitable for high-speed applications and can accommodate axial displacement of the shaft relative to the housing.
Why Buy the NU305 from Buy Bearings?
- UK-authorised distributor with genuine Nachi products
- Expert technical support from our engineering team
- Competitive pricing with fast UK dispatch
- Full technical datasheet and cross-reference support
- 30-day returns on standard products
Frequently Asked Questions
What is a NU305 bearing?
The NU305 is a Nachi Cylindrical Roller Bearing with a 25mm bore, 62mm outer diameter and 17mm width. It is Extended Stock at Buy Bearings.
What are the NU305 dimensions?
The NU305 measures 25mm bore (inner diameter) × 62mm outer diameter × 17mm width.
What does Open mean on a bearing?
Open bearings have no seals or shields, allowing maximum speed and easy relubrication — best for clean, lubricated environments.
Is the NU305 in stock?
The NU305 is Extended Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same cylindrical roller bearing, closest dimensions first — useful if you need a slightly different size or this part is unavailable.
Related Parts — Seals & Bushings
Matching seals and bushings for 25mm shaft diameter — complementary components for your bearing.
