30244 Tapered Roller Bearing
30244 is an extra‑large‑size single‑row tapered roller bearing from standard 302 metric series. Its separable cone‑cup split‑structure allows users to separate inner assembly and outer ring freely during installation and overhaul work. This bearing is purpose‑built for heavy rotating shafts suffering combined radial loads and one‑sided axial thrust. Made of premium GCr15 bearing steel, it maintains stable running performance under long‑time heavy‑load operation and irregular impact conditions. It is a preferred spare‑part choice for heavy‑equipment manufacturers and global machinery wholesalers.
30244 Full Technical Specs
表格
| Parameter | Value |
|---|---|
| Bearing Type | Single Row Tapered Roller Bearing |
| Model | 30244 |
| Bore d | 220 mm |
| Outer Diameter D | 400 mm |
| Total Width T | 72 mm |
| Inner Ring Width B | 65 mm |
| Outer Ring Width C | 54 mm |
| Approx Weight | 33.6 kg |
Core dimension: 220 × 400 × 72 mm (d × D × T)
Key Product Strengths
Detachable cone‑cup layout simplifies on‑site disassembly, visual inspection and preload fine‑tuning during equipment maintenance
Precision‑ground raceway and roller profile reduces friction heat generation and delays wear progression
Multiple precision grades P0, P6, P5 are selectable for general‑use and high‑accuracy transmission scenarios
Open‑type design supports high‑viscosity grease lubrication as well as forced circulating oil lubrication
Reinforced heavy‑gauge steel cage keeps rollers in stable arrangement under heavy fluctuating loads
Real‑World Application Scenarios
30244 tapered roller bearings are widely deployed on extra‑large heavy‑load rotating assemblies: main transmission housings for mining facilities, large‑capacity industrial gear reducers, heavy off‑highway vehicle axle hubs, oversized agricultural processing equipment, engineering machinery main gearboxes and heavy‑duty conveyor drum groups. When bidirectional axial thrust occurs, this model is normally installed in opposite paired configurations.
Supply & Custom Options
Boyuan Bearing manufactures and stocks 30244 tapered roller bearings. We support small sample trial orders, large‑volume export shipments and OEM customisation. Special internal clearance and alternative cage solutions can be offered according to your real‑world working‑condition requirements.
Contact Boyuan Bearing for 30244 stock updates, full technical datasheets and competitive wholesale pricing.
