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NSK Standard Ball Screws High-Speed SS Series
I G45 6-dia. X drill thru 45 6-dia. X drill thru
C'bore dia.Y Z C'bore dia.Y Z
45 45
PCD W PCD W
4 4
φ d2 M6 1 M6 1
(Oil hole, Plug) (Oil hole, Plug)
1.6 M6 1 M6 1
(Oil hole)
Center hole (Oil hole)
H
40 H G
2 Grinding area G
L2*1
No case hardening
Unit: mm
Screw shaft dimension Lead accuracy Run-out Permissible rotational speed Internal
spatial
Oil hole Threaded length Shaft end, right Shaft end, left Overall length Travel Shaft Nut O.D. Flange Mass [min-1] volume
Q Lt d2 L2 d3 L3 L0 compensation Deviation Variation straightness eccentricity perpendicularity [kg] of nut
Y Z ep Vu Installation
T IJ K
Fixed-Free support Fixed-Fixed support [cm3]
1 050 300 100 1 450 -0.025 0.046 0.030 0.070 19.2 4 000 4 000
17.5 11 11 1 600 40 350 34.1 150 2 100 -0.039 0.054 0.035 0.110 0.025 0.015 25.0 2 200 3 000 40
2 400 350 150 2 900 -0.058 0.077 0.046 0.140 32.2 900 1 300
1 050 300 100 1 450 -0.025 0.046 0.030 0.070 20.3 4 000 4 000
17.5 11 11 1 600 40 350 34.1 150 2 100 -0.039 0.054 0.035 0.110 0.025 0.015 26.2 2 200 3 000 47
2 400 350 150 2 900 -0.058 0.077 0.046 0.140 33.5 900 1 300
l Permissible rotational speed: Calculated values obtained from the critical speed between the threaded
length and NSK's recommended shaft end design.
l *1: No case hardening: HRC 40 max.
l *2: Imperfect hardened areas for one lead exists on both ends of a screw. Exercise care when stroke
setting
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