钢珠中                        Ball center dia.          12.85
钢珠直径(mm)        Ball dia.                         2.5
导程(mm)                Pitch                        10
珠卷数                       Number of turns          2.7×1
导程角                       Lead angle              13.91°
螺旋方向                  Helix dir.                    R
彈簧力                       Spring force            0.1~0.2Kg
預压量                      Preload                25Kgf
動負荷Ca(Kgf)        Dynamic (Ca)                  513
靜負荷Co(Kgf)       Static (Coa)                    1004
精度(级数)               Grade                   0.018