LMB...UU..AJ series adjustable linear ball bearings are high-precision, high-load capacity motion components that are widely used in mechanical equipment and automation systems. This series of products is designed in an adjustable manner, allowing users to accurately adjust the gap according to actual needs, thus improving the smoothness and accuracy of operation. Its special double seal structure effectively prevents grease leakage and external contamination, extending the service life of the bearing. The LMB...UU..AJ series also has low friction resistance, enabling higher operating speeds and improving overall work efficiency. In addition, the inner and outer rings of the bearing are made of high-strength materials to ensure stability and durability under harsh working conditions.
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 | 1120 | 1 | 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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