tbi滚珠丝杆SFY2550螺母尺寸图示:
tbi滚珠丝杆螺母SFYR02550T2D,丝杆直径25,导程50,螺母总长58,珠直径3.969,珠圈数0.8*2,动额定负荷976,静额定负荷2495,刚性19.
tbi滚珠丝杆螺母SFYR02550A2D,丝杆直径25,导程50,螺母总长108,珠直径3.969,珠圈数1.8*2,动额定负荷1960,静额定负荷5614,刚性32.