Rollix 21-0641-01 Equivalent Slewing Ring Bearing
Direct replacement: SLS SLS-PLA20.644 — same size, bolt pattern and gear
Looking for a Rollix 21-0641-01 slewing bearing? The SLS SLS-PLA20.644 has the same 742.3 mm outside diameter, 534 mm bore, 56 mm height, 685/562 mm bolt circles and module 6 external gear with 122 teeth, so it fits the same mounting. Made by our TÜV NORD / ISO certified OEM partner under the SLS brand and packed in wooden crates.
Specifications
| Type | Single-row four-point contact ball, external gear (light series) |
|---|---|
| SLS model | SLS-PLA20.644 · SLS-112-20-0644-FC |
| Outer diameter Da | 742.3 mm |
| Inner diameter di | 534 mm |
| Height H | 56 mm |
| Outer ring bolt circle La | 685 mm · 16 holes |
| Inner ring bolt circle Li | 562 mm · 16 holes |
| Bolt hole | Ø18 mm (outer) · M12 tapped (inner) |
| Gear pitch circle do | 732 mm |
| Module m | 6 |
| Teeth z | 122 |
| Weight | 49 kg |
Interchange / cross-reference
| Rothe Erde | 231.20.0600 |
|---|---|
| INA | VLA200644 |
| Kaydon | RK6-25E1Z |
| IMO | 91-20 0641 |
| Rollix | 21-0641-01 |
| Mijnsbergen | E.750.20.00 |
| RKS equivalent | RKS.21 0641 |
Same bearing, other brand numbers
- SLS SLS-PLA20.644
- Rothe Erde 231.20.0600 equivalent
- INA VLA200644 equivalent
- Kaydon RK6-25E1Z equivalent
- IMO 91-20 0641 equivalent
- Mijnsbergen E.750.20.00 equivalent
Reference information only. Other brand names and part numbers belong to their owners and are used only to show interchangeable sizes; SLS is not affiliated with them. Confirm critical values on the quoted drawing.