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NA6911
Needle Roller Bearing
NA6911
Needle Roller Bearing
SKF Needle Roller Bearing with Open seals measuring 55mm bore × 80mm outer diameter × 45mm width. Compact bearing for high radial load capacity in tight spaces such as gearboxes and pumps. 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 Needle Roller Bearing with Open seals measuring 55mm bore × 80mm outer diameter × 45mm width. Compact bearing for high radial load capacity in tight spaces such as gearboxes and pumps. 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) | 55mm |
| Outer Diameter (D) | 80mm |
| Width (B) | 45mm |
NA6911
Needle Roller Bearing
Technical Specifications
| Part Number | NA6911 |
| Brand | SKF |
| Bearing Type | Needle Roller Bearing |
| Seal Type | Open |
| Material | Chrome Steel (SAE 52100) |
| Bore (Inner Diameter) | 55 mm |
| Outer Diameter | 80 mm |
| Width / Thickness | 45 mm |
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Technical Datasheet
Download full specifications for NA6911 — dimensions, load ratings, and material data.
SKF Technical Resources
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About the SKF NA6911
The SKF NA6911, is a needle roller bearing, in an open configuration for maximum speed and easy relubrication, featuring a 55mm bore, 80mm outer diameter, and 45mm width, manufactured from chrome steel (sae 52100), and is in stock at Buy Bearings.
SKF Needle Roller Bearing with Open seals measuring 55mm bore × 80mm outer diameter × 45mm width. Compact bearing for high radial load capacity in tight spaces such as gearboxes and pumps. 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 NA6911 needle roller bearing is specified with 55mm bore (inner diameter), 80mm outer diameter, 45mm 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
Needle Roller Bearings are commonly used in:
About Needle Roller Bearings
Needle roller bearings use thin, long cylindrical rollers to provide high load capacity in a compact radial space. They are ideal for applications where space is limited but load capacity is critical.
Why Buy the NA6911 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 NA6911 bearing?
The NA6911 is a SKF Needle Roller Bearing with a 55mm bore, 80mm outer diameter and 45mm width. It is In Stock at Buy Bearings.
What are the NA6911 dimensions?
The NA6911 measures 55mm bore (inner diameter) × 80mm outer diameter × 45mm 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 NA6911 in stock?
The NA6911 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same needle 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 55mm shaft diameter — complementary components for your bearing.
