Track Roller Bearing
NNTR5512043
Double-row support roller sample for heavy radial loads on steel and conveyor equipment.
Cross-reference note: Brand names and reference numbers identify the buyer's requirement. We manufacture compatible bearings to the confirmed drawing unless an original branded product is expressly quoted.
Specifications
NNTR5512043 technical data
| d | 55 mm |
|---|---|
| D | 120 mm |
| B | 43 mm |
| C | 41 mm |
| Crw | 170 kN |
| C0rw | 260 kN |
| Mass | 2.7 kg |
Selection notice: Catalog dimensions are factory reference data. Confirm the controlled drawing and suffix during quotation.
Documentation status: Data reviewed 2026-07-18. Controlled drawings and order-specific inspection scope are available on request; a batch report must identify the actual model and lot.
NNTR5512043 cross references
Common purchasing and maintenance references associated with this bearing include NNTR5512043 · RSU55-120 · NNTR 55x120x43.
Confirm dimensions, seals, mounting, load and speed before interchange. Similar model numbers do not guarantee fit.
Application
Application and RFQ checklist
Steel equipment, heavy conveyors and industrial guide tracks.
Information required for selection
- Identification
- Complete model designation and suffix
- Dimensions
- Bore or stud, outside diameter and width
- Duty
- Load, speed, shock and operating cycle
- Environment
- Seals, grease type and temperature range
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