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LMEF-UU/LMEK-UU European Standard Flange Linear Bearing

Home · Products · Linear Bearing · LMEF-UU/LMEK-UU European Standard Flange Linear Bearing

LMEF-UU/LMEK-UU European Standard Flange Linear Bearing

The LMEF/LMEK series linear bearings combine the globally recognized LM linear bearing standard with mainstream European industrial mounting interface standards. They retain the unparalleled reliability, cost-effectiveness, and global supply chain security of the LM series, while providing European-standard round (F-type) or square/rectangular (K-type) flanges for easy and secure installation in European projects. This series is an ideal standardized choice for general automation projects in Europe and globally, prioritizing cost-effectiveness and ease of installation.

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PREV: LMEF-L-UU/LMEK-L-UU Long Type European Standard Flange Linear Bearing Next: LMH-L-UU Long Type European Standard Double Cut Edge Linear Bearing

Technology

Core Sub-series Comparison and Selection Guide

Product Features	LMEF-UU (European Standard Round Flange Type)	LMEK-UU (European Standard Square/Rectangular Flange Type)	Key Selection Criteria
Core Positioning	An economical, European-standard, and easy-to-install universal flange solution.	An economical, European Standard-compliant, reinforced flange solution offering high resistance to torque.	Choose LMEF if you require a European standard interface and easy installation; choose LMEK if you require a European standard interface and greater torque resistance.
Standardised Interfaces	Fully compliant with European standards. The flange diameter, bolt circle diameter (PCD) and thread specifications (e.g. M5, M6) are directly compatible with European automation components, eliminating the need for adapters.	Like the LMEF-UU, it features a standard European interface.	This is the primary reason for selecting LMEF/LMEK over LMF/LMK, ensuring seamless integration in European projects.
Flanges and Installation	Circular European standard flange. Offers a more secure and convenient installation than standard bushings, providing the most economical and straightforward upgrade solution to meet European standards.	Square/rectangular European Standard flanges. Within the European interface framework, they provide significantly enhanced resistance to overturning torque and torsional loads, ensuring an extremely secure installation.	The F-type offers ‘standardised convenience’, whilst the K-type offers ‘standardised stability’.
Key Advantages	1. Exceptional value for money: Offers the best overall cost-effectiveness whilst ensuring European standard compliance and convenient installation. 2. Strong supply assurance: Based on the LM standard, with ample global stock availability. 3. Rapid integration: Significantly simplifies equipment assembly and commissioning for the European market.	1. High rigidity-to-cost ratio: Offers excellent torque resistance within the European standard system at a cost close to that of standard products. 2. Suitable for vibrating environments: Secure installation effectively resists loosening caused by vibration. 3. Supply chain advantages identical to LMEF.	Both address the common challenge of ‘how to install European-standard equipment conveniently and securely’ at the lowest possible cost.
Rigidity Performance	Good. Provides reliable radial support and basic torque resistance, meeting the requirements of most European light industrial automation applications.	High. Particularly adept at resisting overturning moments caused by load overhang, providing a solid foundation for medium-to-heavy-duty applications in European standard equipment.	Where European-standard equipment is subject to significant off-centre loads, the rigidity of the LMEK is essential.
Typical Applications	Lightweight packaging machines, automated inspection equipment, instrument panels and educational robots exported to Europe.	Accessories for medium-sized CNC equipment exported to Europe, motion units for laser marking machines, material handling modules, and automated assembly stations.	The F-type is used for light-load dynamic units, whilst the K-type is used for medium-load workstations requiring posture stability.

Design Value: Why are European-standard LM flange bearings needed?
1. Market Access and Trust: Using components that comply with mainstream local standards quickly gains the trust of European engineers, procurement personnel, and end-users, lowering market entry barriers.
2. Increased Design Efficiency: European engineers can directly use standard European flange drawings for design, eliminating repetitive work such as drawing adapter plates and verifying compatibility, significantly improving R&D efficiency.
3. Universal Maintenance and Spare Parts: End customers can easily find compatible spare parts in their local market, greatly improving equipment maintainability and residual value.

Applications
LMEF-UU Linear Bearings: Widely used in all export equipment, OEM modules, and general automation fields that require compliance with European standards and strict cost control. It is an entry-level high-performance option for "European standard compliance."
LMEK-UU Linear Bearings: Particularly suitable for European equipment projects with limited budgets but certain operational requirements, and for export manufacturers who want to improve product stability with standardized solutions. It is a highly cost-effective "European standard enhanced" option.

The LMEF/LMEK-UU series European-standard flange linear bearings are a prime example of the successful combination of "global universality" and "regional adaptability."

_Parameters

NomInal shaft diameter (mm)	Part No.	Weight (g)	Major dimenslons and tolerance
	Steel		dr		D		Df	L
	LMEF(K)...UU		mm	Tolerance(μm)	mm	Tolerance(μm)	mm	mm	Tolerance(μm)
8	LMEF 8-UU	41	8	+8 0	16	0-13	32	25	±300
	LMEK 8-UU	33
12	LMEF 12-UU	80	12	+8 0	22	0-16	42	32	±300
	LMEK 12-UU	64
16	LMEF 16-UU	103	16	8	26	0-16	46	36	±300
	LMEK 16-UU	90
20	LMEF 20-UU	182	20	8	32	0-19	54	45	±300
	LMEK 20-UU	147
25	LMEF 25-UU	335	25	10	40	0-19	62	58	±300
	LMEK 25-UU	295
30	LMEF 30-UU	560	30	10	47	0-19	76	68	±300
	LMEK 30-UU	465
40	LMEF 40-UU	1175	40	11	62	0-22	98	80	±300
	LMEK 40-UU	975
50	LMEF 50-UU	1745	50	11	75	0-22	112	100	±300
	LMEK 50-UU	1545
60	LMEF 60-UU	3220	60	11	90	0-25	134	125	±300
	LMEK 60-UU	2780
80	LMEF 80-UU	6420	80	12	120	0-25	164	165	±300
	LMEK 80-UU	5920

Part No.	Major dimenslons and tolerance						Eccentricity(μm)	Squareness(μm)	Basic load rating		NomInal shaft diameter (mm)
Steel	Flange								dynamic (C N)	static (Co N)
LMEF(K)...UU	K mm	t mm	Dp mm	X mm	Y mm	Z mm
LMEF 8-UU	25	5	24	3.5	6	3.1	12	12	265	402	8
LMEK 8-UU
LMEF 12-UU	32	6	32	4.5	7.5	4.1	12	12	510	784	12
LMEK 12-UU
LMEF 16-UU	35	6	36	4.5	7.5	4.1	12	12	578	892	16
LMEK 16-UU
LMEF 20-UU	42	8	43	5.5	9	5.1	12	12	862	1370	20
LMEK 20-UU
LMEF 25-UU	50	8	51	5.5	9	5.1	15	15	980	1570	25
LMEK 25-UU
LMEF 30-UU	60	10	62	6.6	11	6.1	15	15	1570	2740	30
LMEK 30-UU
LMEF 40-UU	75	13	80	9	14	8.1	15	15	2160	4020	40
LMEK 40-UU
LMEF 50-UU	88	13	94	9	14	8.1	17	17	3820	7940	50
LMEK 50-UU
LMEF 60-UU	106	18	112	11	17	11.1	17	17	4700	9800	60
LMEK 60-UU
LMEF 80-UU	136	18	142	11	17	11.1	20	20	7350	16000	80
LMEK 80-UU