The LMB series standard linear ball bearing is a high-performance motion component widely used in the automation, mechanical engineering and manufacturing industries. This bearing uses high-quality steel balls and a specially designed housing to ensure smooth movement under high loads and high speeds. LMB series bearings have good wear resistance and low friction coefficient, which can effectively reduce energy loss and extend service life. Its standardized design makes it easily compatible with various guide rails and mechanical systems for easy installation and maintenance. In addition, the LMB series also has strong dust-proof and waterproof performance and is suitable for various environmental conditions. This kind of bearing plays an important role in improving equipment efficiency, stability and accuracy, and has become an indispensable key component in modern industry.
Product parameters
| Resin retainer | Nominal shaft diameter | dr | Major dimensions and tolerance | Eccentricity | Radial clearance (Max) | Basic load rating(kN) | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LMB…UU | Ball circuit | Weight(Kg) | LMB…UU-AJ | Ball circuit | Weight | LMB…UU-OP | Ball circuit | Weight(Kg) | Inch | mm | Inch | mm | Precision(Inch) | Precision(μm) | High(Inch) | High(μm) | D(Inch/mm) | D Tolerance（inch） | D Tolerance（(μm） | L(Inch/mm) | L Tolerance(inch) | L Tolerance(μm) | B(Inch/mm) | B Tolerance(Inch) | B Tolerance(μm) | W(Inch/mm) | D1(Inch/mm) | h(Inch/mm) | h1(Inch/mm) | θ | Precision | High | Dynamic | Static | |
| LMB4 | 4 | 8 | LMB4-AJ | 4 | 7.5 | — | — | — | 1/4 | 6.35 | 0.25 | 6.35 | 0/-.00025 | 0/-6 | 0/-.00040 | 0/-9 | .5000/12.700 | 0/-.00045 | 0/-11 | .7500/19.050 | 0/-.008 | 0/-200 | .5110/12.98 | 0/-.008 | 0/-200 | .0390/0.992 | .4687/11.906 | .04/1 | — | — | .0003/8 | .0005/12 | -.0001/-3 | 206 | 265 |
| LMB6UU | 4 | 14 | LMB6UU-AJ | 4 | 13.5 | — | — | — | 3/8 | 9.525 | 0.375 | 9.525 | 0/-.00025 | 0/-6 | 0/-.00040 | 0/-9 | .6250/15.875 | 0/-.00050 | 0/-13 | .8750/22.225 | 0/-.008 | 0/-200 | .6358/16.15 | 0/-.008 | 0/-200 | .0390/0.992 | .5880/14.935 | .04/1 | — | — | .0003/8 | .0005/12 | -.0001/-3 | 225 | 314 |
| LMB8UU | 4 | 37 | LMB8UU-AJ | 4 | 36.5 | LMB8UU-OP | 3 | 28 | 1/2 | 12.7 | 0.5 | 12.7 | 0/-.00025 | 0/-6 | 0/-.00040 | 0/-9 | .8750/22.225 | 0/-.00050 | 0/-13 | 1.2500/31.750 | 0/-.008 | 0/-200 | .9625/24.46 | 0/-.008 | 0/-200 | .0459/1.168 | .8209/20.853 | .06/1.5 | .34/7.9375 | 80° | .0003/8 | .0005/12 | -.0001/-3 | 510 | 784 |
| LMB10UU | 4 | 76 | LMB10UU-AJ | 4 | 74 | LMB10UU-OP | 3 | 57 | 5/8 | 15.875 | 0.625 | 15.875 | 0/-.00025 | 0/-6 | 0/-.00040 | 0/-9 | 1.1250/28.575 | 0/-.00050 | 0/-13 | 1.5000/38.100 | 0/-.008 | 0/-200 | 1.1039/28.04 | 0/-.008 | 0/-200 | .0559/1.422 | 1.0590/26.899 | .06/1.5 | .375/9.525 | 80° | .0003/8 | .0005/12 | -.0001/AH15-4 | 774 | 1180 |
| LMB12UU | 5 | 95 | LMB12UU-AJ | 5 | 93 | LMB12UU-OP | 4 | 76 | 3/4 | 19.05 | 0.75 | 19.05 | 0/-.00030 | 0/-7 | 0/-.00040 | 0/-10 | 31.750/1.2500 | 0/-.00065 | 0/-16 | 1.6250/41.275 | 0/-.008 | 0/-200 | 1.1657/29.61 | 0/-.008 | 0/-200 | .0559/1.422 | 1.1760/29.870 | .06/1.5 | .4375/11.1125 | 60° | .0004/10 | .0006/15 | -.0002/AH15-4 | 862 | 1370 |
| LMB16UU | 6 | 200 | LMB16UU-AJ | 6 | 198 | LMB16UU-OP | 5 | 170 | 1 | 25.4 | 1 | 25.4 | 0/-.00030 | 0/-7 | 0/-.00040 | 0/-10 | 39.688/1.5625 | 0/-.00065 | 0/-16 | 2.2500/57.150 | 0/-.012 | 0/-300 | 1.7547/44.57 | 0/-.012 | 0/-300 | .0679/1.727 | 1.4687/37.306 | .06/1.5 | .5625/14.2875 | 50° | .0004/10 | .0006/15 | -.0002/AH15-4 | 980 | 1570 |
| LMB20UU | 6 | 440 | LMB20UU-AJ | 6 | 430 | LMB20UU-OP | 5 | 370 | 1-1/4 | 31.75 | 1.25 | 31.75 | 0/-.00035 | 0/-8 | 0/-.00050 | 0/-12 | 50.800/2.0000 | 0/-.00075 | 0/-19 | 2.6250/66.675 | 0/-.012 | 0/-300 | 2.0047/50.92 | 0/-.012 | 0/-300 | .0679/1.727 | 1.8859/47.904 | .10/2.5 | .625/15.875 | 50° | .0005/12 | .0008/20 | -.0003-8 | 1570 | 2740 |
| LMB24UU | 6 | 670 | LMB24UU-AJ | 6 | 660 | LMB24UU-OP | 5 | 570 | 1-1/2 | 38.1 | 1.5 | 38.1 | 0/-.00035 | 0/-8 | 0/-.00050 | 0/-12 | 60.325/2.3750 | 0/-.00075 | 0/-19 | 3.0000/76.200 | 0/-.012 | 0/-300 | 2.4118/61.26 | 0/-.012 | 0/-300 | .0859/2.184 | 2.2389/56.870 | .12/3 | .75/19.05 | 50° | .0005/12 | .0008/20 | -.0003-8 | 2180 | 4020 |
| LMB32UU | 6 | 1140 | LMB32UU-AJ | 6 | 1120 | LMB32UU-OP | 5 | 980 | 2 | 50.8 | 2 | 50.8 | 0/-.00035 | 0/-8 | 0/-.00050 | 0/-12 | 76.200/3.0000 | 0/-.00090 | 0/-22 | 4.0000/101.600 | 0/-.012 | 0/-300 | 3.1917/81.07 | 0/-.012 | 0/-300 | .1029/2.616 | 2.8379/72.085 | .12/3 | 1.0/25.40 | 50° | .0007/17 | .0010/25 | -.0005-13 | 3820 | 7940 |
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