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Thrust Bearing


Thrust Bearing
SNR 51204 - Thrust ball bearing - ID 20 OD 40 W 14mm
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
This bearing is priced on application. Our team will get back to you with competitive pricing within 24 hours, no obligation.
SNR 51204 - Thrust ball bearing - ID 20 OD 40 W 14mm
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Confirm these values match your shaft, housing and application requirements before ordering.
| Bore Diameter (d) | 20mm |
| Outer Diameter (D) | 40mm |
| Width (B) | 14mm |

Thrust Bearing
| Part Number | SNR 51204 |
| Brand | NTN/SNR |
| Bearing Type | Thrust Bearing |
| Seal Type | Open |
| Bore (Inner Diameter) | 20 mm |
| Outer Diameter | 40 mm |
| Width / Thickness | 14 mm |
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Download full specifications for SNR 51204 — dimensions, load ratings, and material data.
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The NTN/SNR SNR 51204, is a thrust bearing, in an open configuration for maximum speed and easy relubrication, featuring a 20mm bore, 40mm outer diameter, and 14mm width, and is in stock at Buy Bearings.
SNR 51204 - Thrust ball bearing - ID 20 OD 40 W 14mm
The SNR 51204 thrust bearing is specified with 20mm bore (inner diameter), 40mm outer diameter, 14mm width. The Open sealing arrangement protects against contamination and retains lubricant for extended service life.
Thrust Bearings are commonly used in:
Thrust bearings are designed to handle axial loads — forces parallel to the shaft. They are used in applications where the primary load is along the axis of rotation, such as lifting equipment and automotive transmissions.
The SNR 51204 is a NTN/SNR Thrust Bearing with a 20mm bore, 40mm outer diameter and 14mm width. It is In Stock at Buy Bearings.
The SNR 51204 measures 20mm bore (inner diameter) × 40mm outer diameter × 14mm width.
Open bearings have no seals or shields, allowing maximum speed and easy relubrication — best for clean, lubricated environments.
The SNR 51204 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Same thrust bearing, closest dimensions first — useful if you need a slightly different size or this part is unavailable.
Matching seals and bushings for 20mm shaft diameter — complementary components for your bearing.







