i = gear ratio
gm= lead angle
m = module
z1 = number of threads
dm1 = pitch diameter (worm)
da1 = tip diameter (worm)
z2 = No. of teeth
dm2 = pitch diameter (worm gear)
dA = max. diameter (worm gear)
T2 = output torque
MG = mineral grease
MO = mineral oil / synthetic grease
SO = synthetic oil
Catalog
worm
wormgear
T2 [Nm]
Bronze
i
Lead angle
m
z1
dm1
da1
z2
dm2
dA
MF
MÖ
SÖ
A80Ü7
6,75:1
23°35'
4
4
40
48
27
120
132
150
180
225
A80Ü12
12:1
16°36'
2,5
4
35
40
48
125
135
243
290
365
A80Ü20
20:1
8°58'
3
2
38,5
44,5
40
121,5
132
290
348
435
A80Ü30
30:1
5°44'
4
1
40
48
30
120
132
348
417
522
A80Ü50
50:1
4°6'
2,5
1
35
40
50
125
135
248
297
372
A80Ü80
80:1
2°9'
1,5
1
40
43
80
120
129
213
255
320
NOTES:
All worms and worm gears stocked right hand only.
Worm made of case hardened and ground steel (HV 620 - 700).
Worm gear ring made of CuZn40Al2/So. Hub made of gray cast iron.
i = gear ratio
gm= lead angle
m = module
z1 = number of threads
dm1 = pitch diameter (worm)
da1 = tip diameter (worm)
z2 = No. of teeth
dm2 = pitch diameter (worm gear)
dA = max. diameter (worm gear)
T2 = output torque
MG = mineral grease
MO = mineral oil / synthetic grease
SO = synthetic oil
Catalog
worm
wormgear
T2 [Nm]
Bronze
i
Lead angle
m
z1
dm1
da1
z2
dm2
dA
MF
MÖ
SÖ
A80Ü7
6,75:1
23°35'
4
4
40
48
27
120
132
150
180
225
A80Ü12
12:1
16°36'
2,5
4
35
40
48
125
135
243
290
365
A80Ü20
20:1
8°58'
3
2
38,5
44,5
40
121,5
132
290
348
435
A80Ü30
30:1
5°44'
4
1
40
48
30
120
132
348
417
522
A80Ü50
50:1
4°6'
2,5
1
35
40
50
125
135
248
297
372
A80Ü80
80:1
2°9'
1,5
1
40
43
80
120
129
213
255
320
NOTES:
All worms and worm gears stocked right hand only.
Worm made of case hardened and ground steel (HV 620 - 700). Shafts are not hardened.
Worm gear ring made of CuZn40Al2/So. Hub made of gray cast iron.