Quality Transmission is the largest North American supplier of off-the-shelf metric gearing. KHK Stock Gears are proudly produced by Kohara Gear Industry of Saitama Japan and stocked in North America by Quality Transmission Components



Specifications
Catalog No. SWG AG
Precision grade KHK W 001 grade 2 KHK W 002 grade 2
Reference section
of gear
Axial Rotating plane
Gear teeth JIS 3 type Standard full depth Standard full depth
Normal pressure angle 20 20
Material S45C (Carbon steel) ABC2 (Aluminum bronz)
(Hub of H4,H5 style is FC200)
Heat treatment Teeth induction hardened -
Surface hardness HRC4853 -
Surface treatment Black oxide except
ground surfaces
-
Surface finish Ground Cut
Datum reference surface
for gear cutting and grinding
Bore Bore



W3
H4
H5

Module 5 Ground Worms

Catalog No. Number of
start
Hand of
thread
Bore Hub dia. Pitch dia. Outside dia. Face width Hub width (R) Hub width (L) Total length Screw Shape Weight
(kgf)
LH7 M N O P Q Q' R Size S
SWG5-R1
[ DXF | DWG | 3D CAD]
SWG5-R2
[ DXF | DWG | 3D CAD]
1

2

R

R

25

25

56

56

70

70

80

80

85

85

30

30

5

5

120

120

-

-

-

-

W3

W3

2.8

2.8

Lead Angle R1 405' R2 808'

Module 5 Worm Gears

Catalog No. Reduction
ratio
No. of
teeth
Number of
start
Hand of
thread
Bore Hub dia. Pitch dia. Throat dia. Outside dia. Face width Hub width (R) Hub width (L) Total length Web
thickness
Web O.D. Mounting
distance
Shape Allowable
torque(kgfm)
Allowable
torque(Nm)
Backlash
(mm)
Weight
(kgf)
Catalog No.
AH7 B C D D' E F F' G H I J Surface
durability
Surface
durability
AG5-20R1
[ DXF|DWG | 3D CAD]
AG5-20R2
[ DXF|DWG | 3D CAD]
AG5-30R1
[ DXF|DWG | 3D CAD]
AG5-30R2
[ DXF|DWG | 3D CAD]
AG5-40R1
[ DXF|DWG | 3D CAD]
1/20

1/10

1/30

1/15

1/40

20

20

30

30

40

1

2

1

2

1

R

R

R

R

R

22

22

22

22

22

75

75

75

75

110

100

100

150

150

200

110

110

160

160

210

115

115

165

165

215

35

35

35

35

35

25

25

25

25

25

-

-

-

-

-

60

60

60

60

60

-

-

21

21

23

-

-

120

120

168

85

85

110

110

135

H4

H4

H5

H5

H5

10.34

9.5

22.85

20.99

40.18

101.4

93.2

224.1

205.8

394

0.250.32

0.250.32

0.250.32

0.250.32

0.250.32

2.7

2.7

5

5

8

AG5-20R1

AG5-20R2

AG5-30R1

AG5-30R2

AG5-40R1

AG5-50R1
[ DXF|DWG | 3D CAD]
AG5-60R1
[ DXF|DWG | 3D CAD]
1/50

1/60

50

60

1

1

R

R

22

22

120

130

250

300

260

310

265

315

35

35

25

25

-

-

60

60

23

24

215

260

160

185

H5

H5

61.67

87.14

604.8

854.6

0.250.32

0.250.32

13

17

AG5-50R1

AG5-60R1

NOTE: Allowable torques shown in the table are the calculated values according to JGMA Standards 405-01 when the worm is rotating at 600 rpm, The table below shows the allowable worm gear torques at selected worm speeds.

AG5 Allowable Worm Gear Torques(kgfm)

Catalog No. Worms rpm
30
100
300
600
900
1200
1800
AG5-20R1
AG5-20R2
AG5-30R1
AG5-30R2
AG5-40R1
AG5-50R1
AG5-60R1
20.62
20.36
43.58
43.29
74.57
112.7
157.7
16.61
15.96
35.52
34.71
60.87
92.08
129.5
12.92
11.93
28.01
26.37
48.72
74.33
104.6
10.34
9.50
22.85
20.99
40.18
61.67
87.14
9.02
8.17
20.01
18.38
35.23
54.49
77.77
8.06
7.25
17.80
16.24
31.48
48.88
69.57
6.68
5.92
15.01
13.49
26.42
40.95
58.64

Module 6 Ground Worms

Catalog No. Number of
start
Hand of
thread
Bore Hub dia. Pitch dia. Outside dia. Face width Hub width (R) Hub width (L) Total length Screw Shape Weight
(kgf)
LH7 M N O P Q Q' R Size S
SWG6-R1
[ DXF|DWG | 3D CAD]
SWG6-R2
[ DXF|DWG | 3D CAD]
1

2

R

R

30

30

63

63

80

80

92

92

100

100

35

35

5

5

140

140

-

-

-

-

W3

W3

4.3

4.3

Lead Angle R1 417' R2 832'

Module 6 Worm Gears

Catalog No. Reduction
ratio
No. of
teeth
Number of
start
Hand of
thread
Bore Hub dia. Pitch dia. Throat dia. Outside dia. Face width Hub width (R) Hub width (L) Total length Web
thickness
Web O.D. Mounting
distance
Shape Allowable
torque(kgfm)
Allowable
torque(Nm)
Backlash
(mm)
Weight
(kgf)
Catalog No.
AH7 B C D D' E F F' G H I J Surface
durability
Surface
durability
AG6-20R1
[ DXF|DWG | 3D CAD]
AG6-20R2
[ DXF|DWG | 3D CAD]
AG6-30R1
[ DXF|DWG | 3D CAD]
AG6-30R2
[ DXF|DWG | 3D CAD]
AG6-40R1
[ DXF|DWG | 3D CAD]
1/20

1/10

1/30

1/15

1/40

20

20

30

30

40

1

2

1

2

1

R

R

R

R

R

25

25

25

25

25

85

85

100

100

120

120

120

180

180

240

132

132

192

192

252

138

138

198

198

258

40

40

40

40

40

30

30

30

30

30

-

-

-

-

-

70

70

70

70

70

-

-

26

26

28

-

-

142

142

200

100

100

130

130

160

H4

H4

H5

H5

H5

15.98

14.82

35.31

32.75

62.09

156.7

145.4

346.3

321.2

608.9

0.270.34

0.270.34

0.270.34

0.270.34

0.270.34

5.5

5.5

8.8

8.8

14

AG6-20R1

AG6-20R2

AG6-30R1

AG6-30R2

AG6-40R1

AG6-50R1
[ DXF|DWG | 3D CAD]
AG6-60R1
[ DXF|DWG | 3D CAD]
1/50

1/60

50

60

1

1

R

R

25

25

130

150

300

360

312

372

318

378

40

40

30

30

-

-

70

70

30

30

258

312

190

220

H5

H5

95.31

134.7

934.7

1321

0.270.34

0.270.34

23

29

AG6-50R1

AG6-60R1

CAUTION: Before assembling or performing any secondary operations, please carefully read the "Application Hints" at the beginning of this section.

AG6 Allowable Worm Gear Torques(kgfm)

Catalog No. Worms rpm
30
100
300
600
900
1200
1800
AG6-20R1
AG6-20R2
AG6-30R1
AG6-30R2
AG6-40R1
AG6-50R1
AG6-60R1
32.13
32.04
67.91
68.14
116.2
175.7
245.8
25.67
24.93
54.91
54.21
94.09
142.4
200.1
19.94
18.60
43.26
41.11
75.23
114.8
161.6
15.98
14.82
35.31
32.75
62.09
95.31
134.7
13.77
12.60
30.56
28.33
53.81
83.21
118.8
12.32
11.19
27.23
25.08
48.15
74.77
106.4
10.16
9.11
22.84
20.75
40.20
62.31
89.22

 

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