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 IMO 31-25 2500/2-06830 slewing bearing. The replacement is reviewed against the available dimensional, mounting and product-interface data for this reference.
The IMO 31-25 2500/2-06830 reference belongs to the 325 Series and uses a three-row roller, external gear slewing bearing configuration.
MERYDOM-manufactured slewing bearing certified for interchange with IMO 31-25 2500/2-06830.
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 | 31-25 2500/2-06830 |
| Certified interchangeable with | IMO 31-25 2500/2-06830 |
| 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 | IMO |
| Series | 325 Series |
| Reference model | 31-25 2500/2-06830 |
| System of measurement | Metric |
| Bearing structure | Three-row roller |
| Gear arrangement | External gear |
| Dimensions | |
| Overall outside diameter (Da) | 2,786.4 mm |
| Overall inside diameter (di) | 2,319 mm |
| Assembly weight (G) | 1,567 kg |
| Mounting | |
| Outer ring bolt circle (La) | 2,625 mm |
| Inner ring bolt circle (Li) | 2,385 mm |
| Outer ring mounting-hole count (na) | 54 |
| Gear | |
| Gear pitch diameter (d) | 2,736 mm |
| Gear module (m) | 18 mm |
| Gear tooth count (z) | 152 |
| Addendum modification coefficient (x) | 0.5 |
| Ratings | |
| Permitted circumferential force, normal (fz_norm) | 202 kN |
| Permitted circumferential force, maximum (fz_max) | 358 kN |
| Static radial load rating (Co_rad) | 1,887 kN |
| Static axial load rating, tension (Co_ax_T) | 18,064 kN |
| Static axial load rating, compression (Co_ax_H) | 10,577 kN |
| Dynamic radial load rating (C_rad) | 838 kN |
| Dynamic axial load rating, tension (C_ax_T) | 2,723 kN |
| Dynamic axial load rating, compression (C_ax_H) | 1,983 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 31-25 2500/2-06830.