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 Rothe Erde 230.21.1075.013. The MERYDOM product uses the same model designation for direct cross-reference.
MERYDOM-manufactured slewing bearing certified for interchange with Rothe Erde 230.21.1075.013.
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 | 230.21.1075.013 |
| Certified interchangeable with | Rothe Erde 230.21.1075.013 |
| Factory verification | Level 3 · Engineering Verified |
| Approved drawing revision | Rev 1.0 |
| Reviewed by | MERYDOM Engineering Department |
| Certification date | 2026-08-16 |
| Materials | |
| Ring material options | 42CrMo / 50Mn |
| Seal material | NBR · Nitrile rubber |
| Spacer material options | Engineering nylon / Brass |
| Identification | |
| Reference brand | Rothe Erde |
| Series | 23 Series |
| Reference model | 230.21.1075.013 |
| System of measurement | Metric |
| Bearing structure | Profile Bearing |
| Gear arrangement | Ungeared |
| Dimensions | |
| Raceway diameter (DL) | 1094 mm1,094 mm |
| Overall outside diameter (Da) | 1197 - 0,17 mm1,197 mm |
| Overall inside diameter (Di) | 985 + 0,14 mm985 mm |
| Overall height (H) | 56 mm |
| Catalog diameter O (O) | 1092,5 mm1,092.5 mm |
| Catalog diameter U (U) | 1095,5 mm1,095.5 mm |
| Catalog diameter A (A) | 1133 mm1,133 mm |
| Catalog diameter C (C) | 1055 mm1,055 mm |
| Lower ring offset Hu (Hu) | 10,5 mm10.5 mm |
| Upper ring offset Ho (Ho) | 10,5 mm10.5 mm |
| Assembly weight (Weight) | 61,9 kg61.9 kg |
| Combined axial/radial bearing play range (Y_axial_radial) | ≥ 0 to 0,06 mm |
| Mounting | |
| Outer ring bolt circle (La) | 1170 mm1,170 mm |
| Outer ring mounting-hole count (na) | 16 |
| Outer ring mounting-hole diameter (B_outer) | 18 mm |
| Inner ring bolt circle (Li) | 1012 mm1,012 mm |
| Inner ring mounting-hole count (ni) | 20 |
| Inner ring mounting-hole diameter (B_inner) | 18 mm |
| Miscellaneous | |
| Grease nipple count (n1) | 4 |
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 230.21.1075.013.