Configuration illustration. Confirm the listed dimensions, execution and controlled drawing before ordering.
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 2026-09-27. 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 · JDG-78 · JDG 78 .
Confirm dimensions, seals, mounting, load and speed before interchange. Similar model numbers do not guarantee fit.
Common sourcing descriptions
The following phrases reflect how maintenance and purchasing teams commonly describe the requirement. They are identification clues and must still be checked against the drawing and operating duty.
- Standard 2 NbV / JDG78 NbV steel profile dimensions
- Standard 2 NbV / JDG78 replacement bearing
- Standard 2 NbV / JDG78 bearing supplier
- JDG78 equivalent
- Standard 2 NbV equivalent
- JDG-78 equivalent
- JDG 78 equivalent
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.
Standard 0 NbV / JDG62 JDG62 · Standard 0 NbV · JDG-62 Standard 1 NbV / JDG70 JDG70 · Standard 1 NbV · JDG-70 Standard 3 NbV / JDG89 JDG89 · Standard 3 NbV · JDG-89 Standard 4 NbV / JDG108 JDG108 · Standard 4 NbV · JDG-108 Standard 5 NbV / JDG123 JDG123 · Standard 5 NbV · JDG-123 Standard 6 NbV / JDG150 JDG150 · Standard 6 NbV · 113.016.000 