Certified interchangeability
- Matching model designation and installation envelope
- Reviewed mounting-hole and bolt-circle interfaces
- Gear arrangement matched to the referenced configuration
Liebherr ROD03550-050DA15-900-000 Slewing Bearing Replacement
Level 3 VerifiedMERYDOM manufactures an engineering-verified replacement for the Liebherr ROD03550-050DA15-900-000 slewing bearing. The replacement is reviewed against the available dimensional, mounting and product-interface data for this reference.
The Liebherr ROD03550-050DA15-900-000 reference belongs to the ROD_50_DA Series and uses a three-row roller, external gear slewing bearing configuration.
MERYDOM BRAND · CERTIFIED REPLACEMENTCertified product dataView complete specifications ↓ Factory assurance
ROD03550-050DA15-900-000
MERYDOM VerifiedLevel 3 · Engineering verification recordMERYDOM-manufactured slewing bearing certified for interchange with Liebherr ROD03550-050DA15-900-000.
- Overall OD (Do)
- 3,955.2 mm
- Overall ID (di)
- 3,285 mm
- Overall height
- 268 mm
- Gear arrangement
- External gear
- Mounting holes
- 54 / 54 outer / inner
- Bearing design
- Three-row roller
- Certified dimensional interchange
- MERYDOM controlled materials
- Factory documentation available
PRODUCT DIMENSIONS
View complete specifications ↓Published dimensions and interfaces
Every available catalog dimension, mounting interface and gear value is shown here in the original published unit.
Dimensions
- Mass (Weight)
- 5,830 kg
- Overall outside diameter (Da)
- 3,955.2 mm
- Overall inside diameter (Di)
- 3,285 mm
- Overall height (H)
- 268 mm
- Liebherr catalogue dimension O (O)
- 3,610 mm
- Liebherr catalogue dimension U (U)
- 3,596 mm
- Liebherr catalogue dimension H1 (H1)
- 203 mm
- Liebherr catalogue dimension H2 (H2)
- 258 mm
Mounting
- Outer ring bolt circle (La)
- 3,750 mm
- Inner ring bolt circle (Li)
- 3,375 mm
- La/Li mounting-hole count (n)
- 54
- Mounting fastener specification (M)
- 42
- Liebherr catalogue count n1 (n1)
- 9
Gear
- Gear pitch diameter (d)
- 3,888 mm
- Gear module (m)
- 24 mm
- Gear tooth count (z)
- 162
- Addendum modification product x*m (x*m)
- 12 mm
- Liebherr catalogue gear dimension k*m (k*m)
- -2.4 mm
- Gear face width (b)
- 203 mm
MERYDOM CERTIFIED SPECIFICATION
MERYDOM Factory Verified · Controlled recordLiebherr ROD03550-050DA15-900-000 Slewing Bearing Specifications
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 | ROD03550-050DA15-900-000 |
| Certified interchangeable with | Liebherr ROD03550-050DA15-900-000 |
| 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 | Liebherr |
| Series | ROD_50_DA Series |
| Reference model | ROD03550-050DA15-900-000 |
| System of measurement | Metric |
| Bearing structure | Three-row roller |
| Gear arrangement | External gear |
| Dimensions | |
| Mass (Weight) | 5,830 kg |
| Overall outside diameter (Da) | 3,955.2 mm |
| Overall inside diameter (Di) | 3,285 mm |
| Overall height (H) | 268 mm |
| Liebherr catalogue dimension O (O) | 3,610 mm |
| Liebherr catalogue dimension U (U) | 3,596 mm |
| Liebherr catalogue dimension H1 (H1) | 203 mm |
| Liebherr catalogue dimension H2 (H2) | 258 mm |
| Mounting | |
| Outer ring bolt circle (La) | 3,750 mm |
| Inner ring bolt circle (Li) | 3,375 mm |
| La/Li mounting-hole count (n) | 54 |
| Mounting fastener specification (M) | 42 |
| Liebherr catalogue count n1 (n1) | 9 |
| Gear | |
| Gear pitch diameter (d) | 3,888 mm |
| Gear module (m) | 24 mm |
| Gear tooth count (z) | 162 |
| Addendum modification product x*m (x*m) | 12 mm |
| Liebherr catalogue gear dimension k*m (k*m) | -2.4 mm |
| Gear face width (b) | 203 mm |
| Ratings | |
| Standard tooth force (Fz standard) | 423.6 kN |
| Maximum tooth force (Fz maximum) | 847.2 kN |
| Static load rating (Cstat) | 65,638 kN |
| Dynamic load rating (Cdyn) | 6,985 kN |
Level 3 · MERYDOM Engineering VerifiedReviewed by MERYDOM Engineering Department. Evidence date and drawing revision are not published.
OEM CATALOGUE SOURCE
Liebherr OEM catalogue load chart - PDF page 140
Source-traced OEM catalogue excerpt for reference only; the chart has not been digitized or relabelled as MERYDOM manufacturing data.
Engineering selection note
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.
MERYDOM ENGINEERING
MERYDOM Replacement for Liebherr ROD03550-050DA15-900-000
This MERYDOM bearing has been reviewed against the published model envelope, mounting interfaces, gear configuration and declared material specification for replacement use.
MERYDOM construction
- Configurable 42CrMo or 50Mn ring material options
- NBR nitrile-rubber sealing system
- Configurable engineering nylon or brass spacer options
Factory documentation
- Engineering verification by MERYDOM Engineering Department
- Verification evidence is maintained in the controlled internal record
- Drawing revision and final documentation package are confirmed with the quotation
Application confirmation
- Confirm support flatness, bolt grade and preload
- Verify applied loads, duty cycle and lubrication
- Confirm temperature, environment and installation conditions
LEGAL & ENGINEERING NOTICE
Independent replacement certification
- MERYDOM is the manufacturer and certifying party for the MERYDOM product displayed on this page.
- Third-party brand names and model numbers remain the property of their respective owners and are used only to identify the intended interchange reference.
- MERYDOM is an independent manufacturer and is not affiliated with, endorsed by or sponsored by the referenced OEM.
- The interchangeability statement applies to the matching model designation and the published verification scope; application suitability still depends on loads, duty cycle, installation, lubrication and operating environment.
- The approved quotation, manufacturing drawing and contract technical agreement control the final supplied product.
MERYDOM REPLACEMENT SUPPORT
Request price & deliveryReady for price, delivery and application confirmation?
Send the required quantity and operating conditions. MERYDOM will confirm the supply configuration, documentation package and delivery schedule for model ROD03550-050DA15-900-000.