Need pricing for 51305?
Get a competitive quote from our engineering team — no obligation.
51305
Deep Groove Ball Bearing
51305
Deep Groove Ball Bearing
ISB Deep Groove Ball Bearing with Open seals measuring 25mm bore × 52mm outer diameter × 19mm width. Suited to electric motors, fans, pumps and general-purpose high-speed applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
Price Match Promise
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.
ISB Deep Groove Ball Bearing with Open seals measuring 25mm bore × 52mm outer diameter × 19mm width. Suited to electric motors, fans, pumps and general-purpose high-speed applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
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) | 52mm |
| Width (B) | 19mm |
51305
Deep Groove Ball Bearing
Technical Specifications
| Part Number | 51305 |
| Brand | ISB |
| Bearing Type | Deep Groove Ball Bearing |
| Seal Type | Open |
| Material | Chrome Steel (SAE 52100) |
| Bore (Inner Diameter) | 25 mm |
| Outer Diameter | 52 mm |
| Width / Thickness | 19 mm |
Enquire About the ISB 51305
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 51305 — dimensions, load ratings, and material data.
ISB Technical Resources
Engineering support
Our experienced MRO products specialists are on hand to offer practical solutions to your problems and can assist with an on-site visit.
Call us01709 878282
About the ISB 51305
The ISB 51305, is a deep groove ball bearing, in an open configuration for maximum speed and easy relubrication, featuring a 25mm bore, 52mm outer diameter, and 19mm width, manufactured from chrome steel (sae 52100), and is in stock at Buy Bearings.
ISB Deep Groove Ball Bearing with Open seals measuring 25mm bore × 52mm outer diameter × 19mm width. Suited to electric motors, fans, pumps and general-purpose high-speed applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
Key Specifications
The 51305 deep groove ball bearing is specified with 25mm bore (inner diameter), 52mm outer diameter, 19mm width. The Open sealing arrangement protects against contamination and retains lubricant for extended service life. The chrome steel (sae 52100) construction provides excellent wear resistance and durability in demanding operating conditions.
Common Applications
Deep Groove Ball Bearings are commonly used in:
About Deep Groove Ball Bearings
Deep groove ball bearings are the most widely used bearing type, capable of carrying both radial and axial loads in either direction. Their low friction and high speed capability makes them suitable for a broad range of applications from electric motors to household appliances.
Why Buy the 51305 from Buy Bearings?
- UK-authorised distributor with genuine ISB 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 51305 bearing?
The 51305 is a ISB Deep Groove Ball Bearing with a 25mm bore, 52mm outer diameter and 19mm width. It is In Stock at Buy Bearings.
What are the 51305 dimensions?
The 51305 measures 25mm bore (inner diameter) × 52mm outer diameter × 19mm 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 51305 in stock?
The 51305 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same deep groove ball 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.
