Compact. Powerful. Maintenance-free.
Compact angular gearboxes

Delivery time
Within a few working days
Cost-efficient drive
Reliable performance at a fair price – ideal for cost-conscious applications.
Right-angle gearbox SN 26 H A31
The price-conscious SN 26 H angular gearbox from Ruhrgetriebe.
The SN 26 H A31 is our compact worm gearbox with a centre distance of only 31 mm. Thanks to maintenance-free lifetime lubrication, robust aluminium construction and a wide gear range, it is the perfect solution for demanding applications in confined installation situations.
General information
- Gearing: worm gear
- 17 translations available from i=2.5 to i=167
- Efficiency up to 79%
- Compact design
- Aluminium housing
- Single-sided or double-sided drive shaft
- The worm gear set is right-rising.
- Shaft rotation direction selectable
Your advantages & benefits
Technical highlights
01.
Long service life
The gearbox is designed for 2,000 hours of continuous operation (S1 operation)
02.
Robust housing
High-quality aluminium housing with high stability, optionally paintable in the colour of your choice.
03.
Low-maintenance
Maintenance-free thanks to lifetime lubricated components for long-term reliable operation.
04.
Variable sizes
Available in A17, A31, A33, A40, A53 and A65 wheelbases – for flexible applications.
05.
Translation Diversity
Available with ratios from i = 2.5:1 to 167:1 – for a wide range of application requirements.
06.
High efficiency
Efficient performance with an efficiency of up to 79% for optimal energy use.
Technical data

SN 26H A31 | Single-sided drive shaft
Name
|
Age
|
Phone
|
||||
---|---|---|---|---|---|---|
Bezeichnung
|
Übersetzung [i=]
|
Artikelnummer ESW
|
Max. Antriebsdrehmoment T1 [Nm]
|
Max. Abtriebsdrehmoment T2 [Nm]
|
Wirkungsgrad [%]
|
Technische Details
|
SN 26H A31 i2,5
|
2,5
|
G005538
|
1,67
|
3,3
|
79
|
|
SN 26H A31 i4
|
4
|
G005539
|
2,20
|
6,7
|
67
|
|
SN 26H A31 i5
|
5
|
G005540
|
1,89
|
7,1
|
75
|
|
SN 26H A31 i7
|
7
|
G005541
|
1,43
|
7,2
|
72
|
|
SN 26H A31 i8
|
8
|
G005542
|
1,32
|
7,5
|
71
|
|
SN 26H A31 i10
|
10
|
G005543
|
1,11
|
7,1
|
64
|
|
SN 26H A31 i12
|
12
|
G005544
|
1,00
|
7,8
|
65
|
|
SN 26H A31 i15
|
15
|
G005545
|
0,89
|
8,0
|
60
|
|
SN 26H A31 i18
|
18
|
G005546
|
0,76
|
7,7
|
56
|
|
SN 26H A31 i20
|
20
|
G005547
|
0,70
|
7,7
|
55
|
|
SN 26H A31 i24
|
24
|
G005548
|
0,65
|
6,9
|
44
|
|
SN 26H A31 i25
|
25
|
G005549
|
0,64
|
7,2
|
45
|
|
SN 26H A31 i30
|
30
|
G005550
|
0,60
|
7,7
|
43
|
|
SN 26H A31 i38
|
38
|
G005551
|
0,53
|
8,5
|
42
|
|
SN 26H A31 i50
|
50
|
G005552
|
0,32
|
6,7
|
31
|
|
SN 26H A31 i75
|
75
|
G005554
|
0,31
|
5,4
|
23
|
|
SN 26H A31 i167
|
167
|
G005555
|
0,15
|
4,3
|
17
|
Input shaft
with keyway Ø 12 x 1, grooved 4 x 12
Output shaft
with keyway Ø 14, grooved 5
Lifetime
2,000 hours, S1 operation
Drive speed n1
1400 rpm
Drive side axial/radial force
FA1: 100 N, FR1: 100 N
Output side axial/radial force
FA2: 400 N, FR2: 400 N

SN 26H A31 | Drive shaft on both sides
Name
|
Age
|
Phone
|
||||
---|---|---|---|---|---|---|
Bezeichnung
|
Übersetzung [i=]
|
Artikelnummer BSW
|
Max. Antriebsdrehmoment T1 [Nm]
|
Max. Abtriebsdrehmoment T2 [Nm]
|
Wirkungsgrad [%]
|
Technische Details
|
SN 26H A31 i2,5
|
2,5
|
G005556
|
1,67
|
3,3
|
79
|
|
SN 26H A31 i4
|
4
|
G005557
|
2,20
|
6,7
|
67
|
|
SN 26H A31 i5
|
5
|
G005558
|
1,89
|
7,1
|
75
|
|
SN 26H A31 i7
|
7
|
G005559
|
1,43
|
7,2
|
72
|
|
SN 26H A31 i8
|
8
|
G005560
|
1,32
|
7,5
|
71
|
|
SN 26H A31 i10
|
10
|
G005561
|
1,11
|
7,1
|
64
|
|
SN 26H A31 i12
|
12
|
G005562
|
1,00
|
7,8
|
65
|
|
SN 26H A31 i15
|
15
|
G005563
|
0,89
|
8,0
|
60
|
|
SN 26H A31 i18
|
18
|
G005564
|
0,76
|
7,7
|
56
|
|
SN 26H A31 i20
|
20
|
G005565
|
0,70
|
7,7
|
55
|
|
SN 26H A31 i24
|
24
|
G005566
|
0,65
|
6,9
|
44
|
|
SN 26H A31 i25
|
25
|
G005567
|
0,64
|
7,2
|
45
|
|
SN 26H A31 i30
|
30
|
G005568
|
0,60
|
7,7
|
43
|
|
SN 26H A31 i38
|
38
|
G005569
|
0,53
|
8,5
|
42
|
|
SN 26H A31 i50
|
50
|
G005570
|
0,32
|
6,7
|
31
|
|
SN 26H A31 i75
|
75
|
G005572
|
0,31
|
5,4
|
23
|
|
SN 26H A31 i167
|
167
|
G005573
|
0,15
|
4,3
|
17
|
Input shaft
with keyway Ø 12 x 1, grooved 4 x 12
Output shaft
with keyway Ø 14, grooved 5
Lifetime
2,000 hours, S1 operation
Drive speed n1
1400 rpm
Drive side axial/radial force
FA1: 100 N, FR1: 100 N
Output side axial/radial force
FA2: 400 N, FR2: 400 N
CUSTOM DRIVE
Tailor-made drive. For your application.
Can't find a suitable solution?
Individual geared motors for your application
At Ruhrgetriebe, we develop individual gearbox solutions that are precisely tailored to your requirements. With innovative technology, a high level of vertical integration and decades of experience, we produce drive units that are not only reliable, but also future-proof.
Let us advise you personally. Together we will find the right solution for your application.