LIST OF MAIN GEARS,
LEADSCREWS AND NUTS
Headstock Gears
ID#
Description No. of Teeth
FIGURE 18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Paired
Gear
Paired
Gear
42
23
51 (47)
36
55
27 (31)
50 (45)
65 (58)
21
45
54 (59)
39 (46)
83
45
40
40
45
Gear Box Gears
ID#
Description No. of Teeth
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Paired
Gear
Paired
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
32
16
32
16
16
32
16
16
18
19
20
22
24
26
28
24
24
15
16
32
24
Apron Gears, Screws, Nuts
ID#
Description No. of Teeth
35
36
37
38
39
40
41
42
43
*44
45
46
47
48
49
50
51
52
Gear
Rack
Leadscrew
Half Nuts
Worm
Worm Gear
Gear
Gear
Pinion
Nut
Screw
Gear
Gear
Gear
Gear
Gear
Screw
Screw nut
11
-
Single thread
Single thread
Single thread
24
12
50
25
Single thread
Single thread
14
51
13
25
48
Single thread
Single thread
Tailstock Screw & Nut
ID#
Description No. of Teeth
*53
*54
Screw
Nut
Single thread
Single thread
mm Change Gears
ID#
Description No. of Teeth
-
-
-
-
-
-
-
-
Gear
Gear
Gear
Gear
Gear
Gear
Gear
Gear
**40
25
26
43
46
47
60
80
*Left handed thread
**2 piece gear