Standard NbV Profile
Standard 2 NbV / JDG78
Medium steel U-profile matched to 4.056-family combined bearings.
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
Standard 2 NbV / JDG78 technical data
| B | 121.3 mm |
|---|---|
| H | 41 mm |
| C | 78.7 mm |
| D | 10.8 mm |
| T | 21.3 mm |
| M | 15 mm |
| N | 5 mm |
| Mass | 20.9 kg/m |
| Material | 20MnSiV |
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.
Standard 2 NbV / JDG78 cross references
Common purchasing and maintenance references associated with this bearing include Standard 2 NbV / JDG78 · JDG78 · Standard 2 NbV.
Confirm dimensions, seals, mounting, load and speed before interchange. Similar model numbers do not guarantee fit.
Application
Application and RFQ checklist
Material-handling masts, lifting columns and combined-bearing 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
Related standard nbv profile models
Browse adjacent models in the same family for dimensions, applications and cross references.
