Smooth 20mm Square Flanged Bushing Linear Motion Ball Bearing Lmk20uu And Lbk20uu Units For Rad Sliding Rails Super Durable Precision Gears

20mm Square Flanged Linear Motion Ball Bearing LMK20UU Unit
✔️ 20mm ID 32mm OD 42mm Length Metal Linear Motion Bearing Unit

This square flanged bushing provides smooth rail guidance for CNC machines and automation equipment. Common linear motion tasks utilize this sealed unit for reliable shaft support and low friction movement. ✅ Low friction steel balls run inside hardened shaft holes.
✅ Four mounting holes allow secure attachment to plates.
✅ Rubber seals protect internal grease from dust particles.

💡 What determines the durability of linear motion slides?

Proper installation reduces wear significantly. Clean lubrication prevents premature failure. Correct alignment avoids uneven load distribution. Regular inspection ensures smooth operation over time.✝️

Square Flanged Linear Motion Ball Bushings 20mm LMK20UU

Specs

LMK20UU Main Dimensions and Tolerances

Basic Load Rating

dr

D

L

flange

dynamic (CN)

static (CoN)

mm

tolerances

mm

tolerances

mm

tolerances

Df mm

K mm

t mm

Dp mm

X mm

Y mm

Z mm

Flanged Square

20

0 -10

32

0 -19

42

300

54

42

8

43

5.5

9

5.1

882

1370