Timken 32206 Tapered Roller Bearing
Overview
The Timken 32206 is a single-row metric tapered roller bearing engineered to carry combined radial and axial loads in demanding rotating and reciprocating machinery. Built on Timken’s original tapered roller bearing design – the technology the company pioneered in 1898 – the 32206 consists of a cone (inner ring with rollers and cage), a separable cup (outer ring), and precision-tapered rollers that transmit load along a common apex point, giving the bearing exceptional rigidity and load-carrying capacity for its size.
As the official authorized partner and exclusive regional representative for Timken, Seven Star LLC proudly supplies genuine Timken 32206 tapered roller bearings to industrial customers across Oman and the GCC, backed by full manufacturer warranty, verified authenticity, and technical guidance on bearing setting, preload, and mounting practices suited to regional heavy-duty applications.
Operating Principle
The Timken 32206 operates on the tapered roller principle: the cone raceway, cup raceway, and roller axes are all designed so their projected lines converge at a single point on the bearing’s centerline. This geometry allows pure rolling motion across the entire contact length of each roller, in contrast to bearing designs where sliding friction occurs at the roller ends. Because the tapered rollers are guided against a large-diameter rib on the cone, the bearing can transmit substantial axial thrust in one direction in addition to radial load, and it is typically used in an opposed pair to react thrust from both directions, a configuration common on shafts subject to both cyclic radial forces and steady axial thrust from helical gearing or angled drive components.
This load path gives the 32206 significantly higher radial and thrust capacity per unit envelope size than an equivalent ball bearing, along with excellent resistance to shock loading and misalignment tolerance when properly set. The practical consequence for maintenance teams is a bearing that tolerates the combined loading typical of gear-driven shafts, wheel hubs, and pinion assemblies without requiring a separate thrust bearing, simplifying housing design while extending service intervals under heavy duty cycles.
Engineering Design of the Timken 32206
The Timken 32206 is manufactured as a separable two-piece assembly: the cone-and-roller assembly and the cup can be handled, mounted, and if necessary replaced independently, which simplifies bearing fitting in the field compared to non-separable designs. Both components are through-hardened from clean, Timken-melted steel and precision ground to tight tolerances that ensure consistent contact geometry across the full roller length.
Physically, the 32206 measures 30 mm bore, 62 mm outside diameter, and 21.25 mm overall width, following the ISO 355 metric tapered roller bearing envelope for direct interchangeability with equivalent bearings from other manufacturers. Installation follows standard tapered-roller practice: the cup is pressed into the housing bore, the cone is mounted onto the shaft, and axial internal clearance (bearing setting) is adjusted using shims, a locknut, or a spacer depending on the application, with the correct setting critical to achieving rated fatigue life.
Key Features
The Timken 32206 combines high load capacity with field-serviceable construction, making it a preferred choice for heavy industrial and off-highway equipment:
- Separable cup and cone design allows independent handling, fitting, and replacement of bearing components.
- Combined radial and axial (thrust) load capacity in a single bearing eliminates the need for a separate thrust bearing in many applications.
- 30 mm bore, 62 mm outside diameter, 21.25 mm width follows the ISO 355 metric envelope for cross-brand interchangeability.
- Dynamic radial load rating of approximately 16.6 kN and static radial load rating of approximately 71.9 kN suit heavy shaft loading.
- Through-hardened, Timken-melted steel construction provides high fatigue resistance under shock and cyclic loading.
- Precision-ground tapered roller and raceway geometry ensures pure rolling contact and minimizes internal friction losses.
- Adjustable bearing setting allows preload or clearance to be tuned to the specific application and operating temperature.
- Compatible with standard tapered roller bearing mounting and dismounting tools used across the bearing maintenance industry.
Industrial Applications
The Timken 32206 is widely specified in gearboxes, wheel-end and hub assemblies, pump and compressor shafts, conveyor pulleys, and off-highway and construction machinery where combined radial and thrust loading is unavoidable. Its shock-load tolerance also makes it a common choice in mining and material-handling equipment, where sudden load spikes are routine rather than exceptional.
As the officially authorized partner for Timken, Seven Star LLC distributes genuine 32206 tapered roller bearings to maintenance and reliability teams throughout Oman and the GCC, supporting rotating equipment reliability in oil and gas field machinery, port and material-handling equipment, and manufacturing plants across the Sohar and Salalah economic zones. Local stock availability shortens replacement lead time for critical gearbox and hub bearings, while authorized-partner sourcing protects against counterfeit bearings, a known risk for high-demand tapered roller sizes in the region, where counterfeit bearings sold under genuine-looking part numbers have been known to fail well short of their rated fatigue life.
Technical Specifications
The table below summarizes the key dimensional and performance specifications of the Timken 32206 tapered roller bearing.
| Parameter | Specification |
|---|---|
| Model | Timken 32206 |
| Bore Diameter (d) | 30 mm |
| Outside Diameter (D) | 62 mm |
| Overall Width (T) | 21.25 mm |
| Cone Width (B) | 20 mm |
| Cup Width (C) | 17 mm |
| Dynamic Radial Load Rating | ≈ 16.6 kN |
| Static Radial Load Rating | ≈ 71.9 kN |
| Dynamic Axial Load Rating | ≈ 10.7 kN |
| Mass | ≈ 0.3 kg |
| Construction | Separable cup and cone, through-hardened steel |
Request a Quote for Timken 32206 Tapered Roller Bearing
To request a formal quotation for the Timken 32206 tapered roller bearing, contact Seven Star LLC’s instrumentation and rotating equipment division directly. Genuine Timken stock is held in regional warehouses for fast delivery across Oman and the GCC, and full technical datasheets are available on request for procurement and engineering review. As the authorized partner for Timken in Oman and the GCC, Seven Star LLC guarantees product authenticity, manufacturer warranty coverage, and application support for correct bearing setting and mounting practice.
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