SKF - Linear Motion Standard Range
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3 Ball & roller screws<br />
Ground ball screws<br />
SKD/BKD<br />
Single nut<br />
SKD: nut with axial play<br />
BKD: backlash elimination by oversized balls<br />
Nut shape according to DIN standard<br />
L 7 /2<br />
M61 -6H<br />
long 8<br />
-0,2<br />
d d d -0,5<br />
(6) †D 5<br />
0 1 2<br />
D 1 D 1 D 6<br />
†IT11<br />
L 1<br />
L 7<br />
L<br />
Designations Nominal Lead Dimensions<br />
diameter<br />
d 0 P h d 1 d 2 L L 1 L 7 L 8<br />
h13<br />
D 1<br />
g6<br />
D 4 D 5<br />
H13<br />
D 6<br />
h13<br />
mm<br />
SKD/BKD 16 ¥ 5 R 16 5 15,35 12,7 43,5 10 10 40 28 38 5,5 48<br />
SKD/BKD 20 ¥ 5 R 20 5 19,5 16,7 44,5 10 10 44 36 47 6,6 58<br />
SKD/BKD 25 ¥ 5 R 25 5 24,5 21,7 44,5 10 10 48 40 51 6,6 62<br />
SKD/BKD 25 ¥ 10 R 25 10 24,7 20,6 75 10 10 48 40 51 6,6 62<br />
SKD/BKD 32 ¥ 5 R 32 5 31,5 28,7 51,5 10 12 62 50 65 9 80<br />
SKD/BKD 32 ¥ 10 R 32 10 31,95 27,8 64 10 12 62 50 65 9 80<br />
SKD/BKD 40 ¥ 5 R 40 5 39,5 36,7 58,5 10 14 70 63 78 9 93<br />
SKD/BKD 40 ¥ 10 R 40 10 39,4 34,1 91,0 20 14 70 63 78 9 93<br />
SKD/BKD 50 ¥ 5 R 50 5 49,5 46,7 57 10 16 85 75 93 11 110<br />
SKD/BKD 50 ¥ 10 R 50 10 49,4 44,1 93,0 10 16 85 75 93 11 110<br />
SKD/BKD 63 ¥ 5 R 63 5 62,5 59,7 64 10 18 95 90 108 11 125<br />
SKD/BKD 63 ¥ 10 R 63 10 62,4 57,1 95,0 10 18 95 90 108 11 125<br />
SKD/BKD 80 ¥ 10 R 80 10 80 75,2 121 12 20 110 105 125 13,5 145<br />
Symbols, see page 191<br />
146
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