Certified interchangeability
- Matching model designation and installation envelope
- Reviewed mounting-hole and bolt-circle interfaces
- Gear arrangement matched to the referenced configuration
Factory-certified by MERYDOM to interchange with INA VLA 200844 N. The MERYDOM product uses the same model designation for direct cross-reference.
MERYDOM-manufactured slewing bearing certified for interchange with INA VLA 200844 N.
Every available catalog dimension, mounting interface and gear value is shown here in the original published unit.
MERYDOM product identity, certification, materials and dimensional data for the certified replacement.
| Technical parameter | MERYDOM certified product value |
|---|---|
| MERYDOM Certified Product | |
| Product brand | MERYDOM |
| MERYDOM model | VLA 200844 N |
| Certified interchangeable with | INA VLA 200844 N |
| Factory verification | Level 3 · Engineering Verified |
| Reviewed by | MERYDOM Engineering Department |
| Verification metadata | Controlled internal record; date and drawing revision are not published. |
| Materials | |
| Configurable ring material options | 42CrMo / 50Mn |
| Seal material | NBR · Nitrile rubber |
| Configurable spacer material options | Engineering nylon / Brass |
| Identification | |
| Reference brand | INA |
| Series | VLA 20 Series |
| Reference model | VLA 200844 N |
| System of measurement | Metric |
| Bearing structure | Four Point Contact Ball |
| Gear arrangement | External gear |
| Dimensions | |
| Mass (Mass) | 655 kgapproximately 65.5 kg |
| Overall outside diameter (Da) | 9,501 mmapproximately 950.1 mm |
| Overall inside diameter (di) | 734+0,6 mm |
| Inside centring diameter (diZT) | 736 mm |
| Catalog diameter Di (Di) | 845,5+0,6 mm |
| Catalog centring diameter DiZT (DiZT) | 847 mm |
| Catalog diameter da (da) | 842,5–0,6 mm |
| Mounting | |
| Outer ring bolt circle (La) | 885 mm |
| Outer ring mounting-hole count (na) | 18 |
| Inner ring bolt circle (Li) | 762 mm |
| Inner ring mounting-hole count (ni) | 18 |
| Gear | |
| Gear pitch diameter (d0) | 936 mm |
| Gear module (m) | 8 mm |
| Gear tooth count (z) | 117 |
| Ratings | |
| Maximum permissible radial load (Fr perm) | 743 kNapproximately 74.3 kN |
| Normal tooth force (Fznorm) | 283 kNapproximately 28.3 kN |
| Maximum tooth force (Fzmax) | 42 kN |
| Basic dynamic axial load rating (Ca) | 222 kN |
| Basic static axial load rating (C0a) | 600 kN |
| Basic dynamic radial load rating (Cr) | 145 kN |
| Basic static radial load rating (C0r) | 224 kN |
Use the model designation in the catalog legend as an initial moment-and-thrust capacity reference.
This catalog chart is a preliminary selection aid. Final MERYDOM application approval must also consider mounting rigidity, bolt capacity, duty cycle, lubrication and operating conditions.
This MERYDOM bearing has been reviewed against the published model envelope, mounting interfaces, gear configuration and declared material specification for replacement use.
Send the required quantity and operating conditions. MERYDOM will confirm the supply configuration, documentation package and delivery schedule for model VLA 200844 N.