1–87
60
62.5
70
75
80
90
100
120
125
150
200
MATERIAL: Steel
Catalog Number
P.D.
D
d
*
Bore
H7
S
Face
Width
24
25
28
30
32
36
40
48
50
60
80
65
67.5
75
80
85
95
105
125
130
155
205
20
No Web
D
P.D.
25
50
177
MATERIAL: Steel
No.
of
Teeth
Catalog Number
d*
Bore
H7
S
Face
Width
d1
Dia.
D1
Dia.
w
t
28
28
28
25
25
25
16
35
37.5
40
45
50
60
62.5
70
75
80
90
100
120
125
140
150
160
180
200
40
42.5
45
50
55
65
67.5
75
80
85
95
105
125
130
145
155
165
185
205
No.
of
Teeth
A 1C 1MYKW25014
A 1C 1MYKW25015
A 1C 1MYKW25016
A 1C 1MYKW25018
A 1C 1MYKW25020
A 1C 1MYKW25024
A 1C 1MYKW25025
A 1C 1MYKW25028
A 1C 1MYKW25030
A 1C 1MYKW25032
A 1C 1MYKW25036A
A 1C 1MYKW25040A
A 1C 1MYKW25048A
A 1C 1MYKW25050A
A 1C 1MYKW25056
A 1C 1MYKW25060A
A 1C 1MYKW25064
A 1C 1MYKW25072
A 1C 1MYKW25080A
A 1C11MYKW25024A
A 1C11MYKW25025A
A 1C11MYKW25028A
A 1C11MYKW25030A
A 1C11MYKW25032A
A 1C11MYKW25036A
A 1C11MYKW25040A
A 1C11MYKW25048A
A 1C11MYKW25050A
A 1C11MYKW25060A
A 1C11MYKW25080A
14
15
16
18
20
24
25
28
30
32
36
40
48
50
56
60
64
72
80
*Bore Tolerance: 12, 14, 16 & 18 mm + 0.018
20 & 25 mm + 0.021
Hubless Spur Gears - Module 2.5
FIG. 1 • WITHOUT KEYWAY
FIG. 2 • WITH KEYWAY
No Web
No Web
No Web
8
6
3.3
12
14
18
18
20
28
2.8
25
8
8
25
25
ISO CLASS 8
20° PRESSURE ANGLE
25 & 28 mm FACE WIDTH
d1
D1
P.D.
D
S
d
d
P.D. D
S
w
t
KEYWAY
PROFILE
Fig. 1
Fig. 2
13
