With the Linear Bushing nut having the most accurate cylindrical shape, this type is widely used.
There are two series of the Linear Bushing in dimensional group.
Model LM
Metric units series used most widely in Japan

Model No. Main dimensions Basic load rating Detail specifications CAD Dimensional drawing Inscribed bore diameter Outer diameter Length Dynamic rating C Static rating C0 2D (DXF) 3D dr Tolerance D Tolerance Precision/High L Tolerance Precision High mm mm mm mm mm mm mm N N LM 3 3 0 –0.005 0 –0.008 7 0 –0.009 10 0 –0.12 88.2 108 LM 4 4 0 –0.005 0 –0.008 8 0 –0.009 12 0 –0.12 88.2 127 LM 5 5 0 –0.005 0 –0.008 10 0 –0.009 15 0 –0.12 167 206 LM 6 6 0 –0.006 0 –0.009 12 0 –0.011 19 0 –0.2 206 265 LM 8S 8 0 –0.006 0 –0.009 15 0 –0.011 17 0 –0.2 176 225 LM 8 8 0 –0.006 0 –0.009 15 0 –0.011 24 0 –0.2 265 402 LM 10 10 0 –0.006 0 –0.009 19 0 –0.013 29 0 –0.2 373 549 LM 12 12 0 –0.006 0 –0.009 21 0 –0.013 30 0 –0.2 412 598 LM 13 13 0 –0.006 0 –0.009 23 0 –0.013 32 0 –0.2 510 775 LM 16 16 0 –0.006 0 –0.009 28 0 –0.013 37 0 –0.2 775 1180 LM 20 20 0 –0.007 0 –0.010 32 0 –0.016 42 0 –0.2 863 1370 LM 25 25 0 –0.007 0 –0.010 40 0 –0.016 59 0 –0.3 980 1570 LM 30 30 0 –0.007 0 –0.010 45 0 –0.016 64 0 –0.3 1570 2750 LM 35 35 0 –0.008 0 –0.012 52 0 –0.019 70 0 –0.3 1670 3140 LM 40 40 0 –0.008 0 –0.012 60 0 –0.019 80 0 –0.3 2160 4020 LM 50 50 0 –0.008 0 –0.012 80 0 –0.022 100 0 –0.3 3820 7940 LM 60 60 0 –0.009 0 –0.015 90 0 –0.022 110 0 –0.3 4710 10000