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6403NR
Bearing (Extended Stock)
6403NR
Bearing (Extended Stock)
SKF Bearing (Extended Stock) with Open seals measuring 17mm bore × 26mm outer diameter × 5mm width. A versatile bearing suitable for a range of mechanical 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.
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SKF Bearing (Extended Stock) with Open seals measuring 17mm bore × 26mm outer diameter × 5mm width. A versatile bearing suitable for a range of mechanical 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) | 17mm |
| Outer Diameter (D) | 26mm |
| Width (B) | 5mm |
6403NR
Bearing (Extended Stock)
Technical Specifications
| Part Number | 6403NR |
| Brand | SKF |
| Bearing Type | Bearing (Extended Stock) |
| Seal Type | Open |
| Material | Chrome Steel (SAE 52100) |
| Cross-Reference | 6403C4, 6403ZZC3, 6403, 6403C3 |
| Bore (Inner Diameter) | 17 mm |
| Outer Diameter | 26 mm |
| Width / Thickness | 5 mm |
Enquire About the SKF 6403NR
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Technical Datasheet
Download full specifications for 6403NR — dimensions, load ratings, and material data.
SKF Technical Resources
Equivalent part numbers from other manufacturers that can be used as direct replacements for 6403NR.
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Engineering support
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About the SKF 6403NR
The SKF 6403NR, is a bearing (extended stock), in an open configuration for maximum speed and easy relubrication, featuring a 17mm bore, 26mm outer diameter, and 5mm width, manufactured from chrome steel (sae 52100), and is in stock at Buy Bearings.
SKF Bearing (Extended Stock) with Open seals measuring 17mm bore × 26mm outer diameter × 5mm width. A versatile bearing suitable for a range of mechanical 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 6403NR bearing (extended stock) is specified with 17mm bore (inner diameter), 26mm outer diameter, 5mm 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
Bearing (Extended Stock)s are commonly used in:
Why Buy the 6403NR from Buy Bearings?
- UK-authorised distributor with genuine SKF 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 6403NR bearing?
The 6403NR is a SKF Bearing (Extended Stock) with a 17mm bore, 26mm outer diameter and 5mm width. It is In Stock at Buy Bearings.
What are the 6403NR dimensions?
The 6403NR measures 17mm bore (inner diameter) × 26mm outer diameter × 5mm 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.
What is the 6403NR cross-reference?
The 6403NR is interchangeable with 6403C4, 6403ZZC3, 6403, 6403C3. Contact our team to confirm an exact equivalent for your application.
Is the 6403NR in stock?
The 6403NR is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same bearing (extended stock), 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 17mm shaft diameter — complementary components for your bearing.
