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BWK flanged linear motion ball bearings integrate a linear ball bushing and mounting flange into one unit. Recirculating balls support smooth, repeatable movement along a hardened precision shaft, while the flange enables direct and convenient installation.
The series includes LMF standard round end-flange, LMK standard square end-flange, LMFM LUU center round-flange and LMK LUU long square end-flange
Key Advantages
1.Integrated flange simplifies mounting
2.Low-friction recirculating linear motion
3.Four structures for different installation layouts
4.Standard and long-body options
5.Metric shaft sizes and sealed versions available
Models & Dimensions
| Model | Structure | Length Type | Nominal Shaft Diameter d (mm) |
|---|---|---|---|
| LMF6UU | Standard Round End Flange | Standard length | 6 |
| LMK6UU | Standard Square End Flange | Standard length | 6 |
| LMFM6LUU | Center Round Flange | Long / center-flange type | 6 |
| LMK6LUU | Long Square End Flange | Long type | 6 |
| LMF8UU | Standard Round End Flange | Standard length | 8 |
| LMK8UU | Standard Square End Flange | Standard length | 8 |
| LMFM8LUU | Center Round Flange | Long / center-flange type | 8 |
| LMK8LUU | Long Square End Flange | Long type | 8 |
| LMF10UU | Standard Round End Flange | Standard length | 10 |
| LMK10UU | Standard Square End Flange | Standard length | 10 |
| LMFM10LUU | Center Round Flange | Long / center-flange type | 10 |
| LMK10LUU | Long Square End Flange | Long type | 10 |
| LMF12UU | Standard Round End Flange | Standard length | 12 |
| LMK12UU | Standard Square End Flange | Standard length | 12 |
| LMFM12LUU | Center Round Flange | Long / center-flange type | 12 |
| LMK12LUU | Long Square End Flange | Long type | 12 |
| LMF13UU | Standard Round End Flange | Standard length | 13 |
| LMK13UU | Standard Square End Flange | Standard length | 13 |
| LMFM13LUU | Center Round Flange | Long / center-flange type | 13 |
| LMK13LUU | Long Square End Flange | Long type | 13 |
| LMF16UU | Standard Round End Flange | Standard length | 16 |
| LMK16UU | Standard Square End Flange | Standard length | 16 |
| LMFM16LUU | Center Round Flange | Long / center-flange type | 16 |
| LMK16LUU | Long Square End Flange | Long type | 16 |
| LMF20UU | Standard Round End Flange | Standard length | 20 |
| LMK20UU | Standard Square End Flange | Standard length | 20 |
| LMFM20LUU | Center Round Flange | Long / center-flange type | 20 |
| LMK20LUU | Long Square End Flange | Long type | 20 |
| LMF25UU | Standard Round End Flange | Standard length | 25 |
| LMK25UU | Standard Square End Flange | Standard length | 25 |
| LMFM25LUU | Center Round Flange | Long / center-flange type | 25 |
| LMK25LUU | Long Square End Flange | Long type | 25 |
| LMF30UU | Standard Round End Flange | Standard length | 30 |
| LMK30UU | Standard Square End Flange | Standard length | 30 |
| LMFM30LUU | Center Round Flange | Long / center-flange type | 30 |
| LMK30LUU | Long Square End Flange | Long type | 30 |
| LMF35UU | Standard Round End Flange | Standard length | 35 |
| LMK35UU | Standard Square End Flange | Standard length | 35 |
| LMFM35LUU | Center Round Flange | Long / center-flange type | 35 |
| LMK35LUU | Long Square End Flange | Long type | 35 |
| LMF40UU | Standard Round End Flange | Standard length | 40 |
| LMK40UU | Standard Square End Flange | Standard length | 40 |
| LMFM40LUU | Center Round Flange | Long / center-flange type | 40 |
| LMK40LUU | Long Square End Flange | Long type | 40 |
| LMF50UU | Standard Round End Flange | Standard length | 50 |
| LMK50UU | Standard Square End Flange | Standard length | 50 |
| LMFM50LUU | Center Round Flange | Long / center-flange type | 50 |
| LMK50LUU | Long Square End Flange | Long type | 50 |
| LMF60UU | Standard Round End Flange | Standard length | 60 |
| LMK60UU | Standard Square End Flange | Standard length | 60 |
| LMFM60LUU | Center Round Flange | Long / center-flange type | 60 |
| LMK60LUU | Long Square End Flange | Long type | 60 |
![]() | UU indicates seals on both sides. Model availability and final dimensions should be confirmed before quotation. |
Applications
Automation equipment
CNC machines and machine tools
Packaging and printing machinery
Robotic and handling systems
Measuring and positioning equipment
Packaging & Inquiry
For model confirmation or quotation, send the required series, shaft diameter, seal type, quantity and application requirements.
WhatsApp: +86 188 6688 2299
Email: admin@bwkbearing.com
Please mention "BWK Website" when contacting us.
BWK provides reliable bearing solutions for industrial and agricultural applications, supported by stable supply, strict quality control and flexible OEM & ODM services.
