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THK RA12
Cross Roller Bearing
THK RA12
Cross Roller Bearing
THK RA12 cross roller bearing, 12x28x7mm. Medium cross roller bearing for industrial robots and machine tool rotary axes.
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THK RA12 cross roller bearing, 12x28x7mm. Medium cross roller bearing for industrial robots and machine tool rotary axes.
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) | 12mm |
| Outer Diameter (D) | 28mm |
| Width (B) | 7mm |
THK RA12
Cross Roller Bearing
Technical Specifications
| Part Number | THK RA12 |
| Brand | THK |
| Bearing Type | Cross Roller Bearing |
| Seal Type | Open |
| Bore (Inner Diameter) | 12 mm |
| Outer Diameter | 28 mm |
| Width / Thickness | 7 mm |
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Technical Datasheet
Download full specifications for THK RA12 — dimensions, load ratings, and material data.
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About the THK THK RA12
The THK THK RA12, is a cross roller bearing, in an open configuration for maximum speed and easy relubrication, featuring a 12mm bore, 28mm outer diameter, and 7mm width, and is in stock at Buy Bearings.
THK RA12 cross roller bearing, 12x28x7mm. Medium cross roller bearing for industrial robots and machine tool rotary axes.
Key Specifications
The THK RA12 cross roller bearing is specified with 12mm bore (inner diameter), 28mm outer diameter, 7mm width. The Open sealing arrangement protects against contamination and retains lubricant for extended service life.
Common Applications
Cross Roller Bearings are commonly used in:
Why Buy the THK RA12 from Buy Bearings?
- UK-authorised distributor with genuine THK 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 THK RA12 bearing?
The THK RA12 is a THK Cross Roller Bearing with a 12mm bore, 28mm outer diameter and 7mm width. It is In Stock at Buy Bearings.
What are the THK RA12 dimensions?
The THK RA12 measures 12mm bore (inner diameter) × 28mm outer diameter × 7mm 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 THK RA12 in stock?
The THK RA12 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related Parts — Seals & Bushings
Matching seals and bushings for 12mm shaft diameter — complementary components for your bearing.
