30234 Tapered Roller Bearing
Model 30234 is a large‑dimension single‑row tapered roller bearing from the 302 metric series. Featuring separable inner cone and outer cup components, it allows easy clearance checking and preload setting during equipment assembly and field maintenance. This bearing is designed for rotary positions bearing combined radial load and one‑way axial thrust. Adopting high‑quality GCr15 bearing steel, it delivers consistent performance under long‑term heavy‑load operation and intermittent shock impact, favored by heavy‑equipment repair companies and international OEM buyers.
30234 Full Technical Specs
表格
| Parameter | Value |
|---|---|
| Bearing Type | Single Row Tapered Roller Bearing |
| Model | 30234 |
| Bore d | 170 mm |
| Outer Diameter D | 310 mm |
| Total Width T | 54 mm |
| Inner Ring Width B | 50 mm |
| Outer Ring Width C | 42 mm |
| Approx Weight | 16.1 kg |
Core dimension: 170 × 310 × 54 mm (d × D × T)
Key Product Strengths
Detachable cone‑cup design facilitates on‑site disassembly, visual inspection and preload fine‑tuning
Carefully polished raceway and roller surface lowers friction heat and slows component wear
Optional P0, P6, P5 precision grades to meet different transmission accuracy requirements
Open‑type design compatible with high‑viscosity grease lubrication and forced oil circulation lubrication
Reinforced steel cage keeps rollers well‑positioned under fluctuating heavy working loads
Real‑World Application Scenarios
30234 tapered roller bearings are widely applied on large heavy‑duty rotating assemblies: mining machinery drive sections, off‑highway vehicle axle hubs, large‑size industrial gear reducers, heavy agricultural processing machines, engineering machinery transmission boxes and heavy‑load conveyor roller groups. When bidirectional axial thrust exists, it is normally installed in back‑to‑back paired arrangement.
Supply & Custom Options
Boyuan Bearing manufactures and maintains stock for 30234 tapered roller bearings. Sample trial orders, mass export shipments and OEM custom projects are all acceptable. Custom internal clearance and alternative cage options can be provided based on your actual working conditions.
Get in touch with Boyuan Bearing for 30234 stock information, product datasheets and favorable wholesale quotation.



