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3204 CD3
Angular Contact Ball Bearing
3204 CD3
Angular Contact Ball Bearing
KOYO Angular Contact Ball Bearing with Open seals measuring 20mm bore × 55mm outer diameter × 28mm width. Designed for combined radial and axial loads in pumps, gearboxes and high-speed machinery. 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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KOYO Angular Contact Ball Bearing with Open seals measuring 20mm bore × 55mm outer diameter × 28mm width. Designed for combined radial and axial loads in pumps, gearboxes and high-speed machinery. 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) | 20mm |
| Outer Diameter (D) | 55mm |
| Width (B) | 28mm |
3204 CD3
Angular Contact Ball Bearing
Technical Specifications
| Part Number | 3204 CD3 |
| Brand | KOYO |
| Bearing Type | Angular Contact Ball Bearing |
| Seal Type | Open |
| Material | Chrome Steel (SAE 52100) |
| Cross-Reference | 3204STEEL, 3204ZZATN9, 3204ATN9, 3204ABTVH, 3204ZZBTVH |
| Bore (Inner Diameter) | 20 mm |
| Outer Diameter | 55 mm |
| Width / Thickness | 28 mm |
Enquire About the KOYO 3204 CD3
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 3204 CD3 — dimensions, load ratings, and material data.
Equivalent part numbers from other manufacturers that can be used as direct replacements for 3204 CD3.
Engineering support
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Call us01709 878282
About the KOYO 3204 CD3
The KOYO 3204 CD3, is a angular contact ball bearing, in an open configuration for maximum speed and easy relubrication, featuring a 20mm bore, 55mm outer diameter, and 28mm width, manufactured from chrome steel (sae 52100), and is in stock at Buy Bearings.
KOYO Angular Contact Ball Bearing with Open seals measuring 20mm bore × 55mm outer diameter × 28mm width. Designed for combined radial and axial loads in pumps, gearboxes and high-speed machinery. 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 3204 CD3 angular contact ball bearing is specified with 20mm bore (inner diameter), 55mm outer diameter, 28mm 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
Angular Contact Ball Bearings are commonly used in:
About Angular Contact Ball Bearings
Angular contact ball bearings are designed to handle combined radial and axial loads. Their contact angle allows them to support axial loads in one direction, making them ideal for high-speed and precision applications.
Why Buy the 3204 CD3 from Buy Bearings?
- UK-authorised distributor with genuine KOYO 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 3204 CD3 bearing?
The 3204 CD3 is a KOYO Angular Contact Ball Bearing with a 20mm bore, 55mm outer diameter and 28mm width. It is In Stock at Buy Bearings.
What are the 3204 CD3 dimensions?
The 3204 CD3 measures 20mm bore (inner diameter) × 55mm outer diameter × 28mm 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 3204 CD3 cross-reference?
The 3204 CD3 is interchangeable with 3204STEEL, 3204ZZATN9, 3204ATN9, 3204ABTVH, 3204ZZBTVH. Contact our team to confirm an exact equivalent for your application.
Is the 3204 CD3 in stock?
The 3204 CD3 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same angular contact 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 20mm shaft diameter — complementary components for your bearing.
