Page 11 - e3239
P. 11
PSS Type for General Uses
2- 3.4drill thru Unit : mm PSS
(equally spaced)
Ball screw specification
PCD 25
Ball dia./screw shaft root dia. 1.588 / 6.6
9.5 9.5
19 Ball circle dia. 8.3
Cross-section X X Accuracy grade/axial play C5/ 0.005 mm or less
Factory-packed grease NSK grease PS2
[Recommended support unit]
For drive side
(Fixed)
WBK06-01M (square) P 45
WBK06-11M (round) P 47
Lead accuracy Dynamic Permissible Internal Unit : mm
preload rotational spatial
Target value Error Variation torque Mass volume of Standard
T ep Vu speed volume of
(N·cm) (kg) (min-1) 1 nut
0.09 (cm3) grease
0 20 18 0.5 or less 0.11 5 000 replenishing
0.10 0.4
0.12 (cm3)
0.5
0.2
0.4
0.3
0.6
0.2
0.3
2. Service temperature range is 0 to 80ºC.
3. Use of NSK support unit is recommended. Refer to pages 45 to 48 for details.