Certified interchangeability
- Matching model designation and installation envelope
- Reviewed mounting-hole and bolt-circle interfaces
- Gear arrangement matched to the referenced configuration
MERYDOM manufactures an engineering-verified replacement for the INA XSA 140844 N slewing bearing. The replacement is reviewed against the available dimensional, mounting and product-interface data for this reference.
The INA XSA 140844 N reference belongs to the Xsa 14 Series and uses a cross roller, external gear slewing bearing configuration.
MERYDOM-manufactured slewing bearing certified for interchange with INA XSA 140844 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 | XSA 140844 N |
| Certified interchangeable with | INA XSA 140844 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 | Xsa 14 Series |
| Reference model | XSA 140844 N |
| System of measurement | Metric |
| Bearing structure | Cross roller |
| Gear arrangement | External gear |
| Dimensions | |
| Mass (Mass) | 71 kg |
| Overall outside diameter (Da) | 950.1 mm |
| Overall inside diameter (di) | 774 mm |
| Catalog diameter Di (Di) | 847 mm |
| Catalog diameter da (da) | 843–0,6 mm |
| Mounting | |
| Outer ring bolt circle (La) | 885 mm |
| Outer ring mounting-hole count (na) | 36 |
| Inner ring bolt circle (Li) | 798 mm |
| Inner ring mounting-hole count (ni) | 40 |
| Gear | |
| Gear pitch diameter (d0) | 936 mm |
| Gear module (m) | 8 mm |
| Gear tooth count (z) | 117 |
| Ratings | |
| Maximum permissible radial load (Fr perm) | 148.7 kN |
| Normal tooth force (Fznorm) | 28.3 kN |
| Maximum tooth force (Fzmax) | 42 kN |
| Basic dynamic axial load rating (Ca) | 340 kN |
| Basic static axial load rating (C0a) | 1,050 kN |
| Basic dynamic radial load rating (Cr) | 215 kN |
| Basic static radial load rating (C0r) | 510 kN |
| Preload (Preload) | 0,01 incl. 0,04 mm |
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 XSA 140844 N.