Sitemap      E-mail
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Note:
Stiff ness of nut:
Stiff ness values listed above are derived from theoretical formula to the elastic deformation between thread grooves and balls while axial load is
30% dynamic load rating.
 
Screw size Ball DIA.

Effeftive turns
circuitxrow

 BASIC RATE LOAD(kgf) BALLNUT DIMENSION Nut Model No.
O.D. Length Flange Assembly
Hole		 Oil Hole STIFFNESS
O.D. Lead Dynamic
(1×106 REV.)
Ca

Static

Co

 D

L

 A T W H X Q kgf/μm
12 4 2.381 2.5x1 285 533 30 40 52 10 40 31 4.5 M6x1P 9 FSWW1204-2.5P
5 2.000 2.5x1 270 350 26 40 47 10 37 30 4.5 M6x1P 8.2 FSWW1205-2.5P
14 4 2.381 3.5x1 500 1100 35 42 57 10 45 40 4.5 M6x1P 15 FSWW1404-3.5P
5 3.175 2.5x1 515 990 40 40 57 10 45 40 4.5 M6x1P 11 FSWW1405-2.5P
20 5 3.175 2.5x1 625 1450 44 41 67 10 55 52 5.5 M6x1P 15 FSWW2005-2.5P
10 4.762 2.5x1 1100 2200 52 61 82 12 67 64 6.6 M6x1P 16 FSWW2010-2.5P
25 5 3.175 2.5x1 720 1830 50
 41 73 11 61 56 6.6 M6x1P 18 FSWW2505-2.5P
2.5x2 1120 3710 56 37 FSWW2505-5.0P
10 6.350 2.5x1 1720 3590 60 69 96 15 78 72 9 M6x1P 21 FSWW2510-2.5P
2.5x2 3200 7170 97 40 FSWW2510-5.0P
32 10 6.350 2.5x1 1930 4680 67 69 103 15 85 78 9 M6x1P 25 FSWW3210-2.5P
2.5x2 3130 9410 97 49 FSWW3210-5.0P
40 10 6.350 2.5x2 3520 12000 76 100 116 17 96 88 11 M6x1P 59 FSWW4010-5.0P
50 10 6.350 2.5x2 3900 15000 88 101 128 18 108 100 11 M6x1P 72 FSWW5010-5.0P
2.5x2 4940 21000 126 98 FSWW5010-7.0P