BA? & Double U Shear?0 pages
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TRELLEBORG
BA™ & Double U Shear™
Features
Novibra® type BA and Metalastik® type Double U-Shear
mountings utilise bonded rubber in shear to permit
relatively high deflections. Provides excellent isolation of low
frequencies. (Type BA20/2 is a half section suitable for very
light loads). On rotatingequipmentapplications the soft axis
should be at right angles to the shaft. On mobile
applications the stiff axis should be aligned in the direction
of travel.
Rubber in
shear (soft)
Rubber in
ear (soft)
Stiffness values in the
load-deflection selection
diagrams refer to shear
mode. Compression
stiffnesses are n times
larger, see adjoining
table:
17-1492
17-1480
17-1479
17-1482
BA20
BA50
BA100
3.5
6
3.5
2.3
3.4
Novibra® type BA™
Metalastlk®type Double U Shear™
Novibra® type BA and Metalastik® type Double U-Shear
are equally suitable for isolating vibrations from low speed
machines and equipment. Protects sensitive and
lightweight units from external shocks and vibrations.
Type BA and Double U-Shear are easy to install and ideal
for applications e.g.
T Transit cases
▼ Light fans and compressors
T Gauging equipment
T Portable gensets and pumps
Computers and electronic units
T Measuring and test instruments
^4
BA20-BA100
BA20-BA100, 17-1482
17-1492, 17-1480, 17-1479, 17-1482
17-1492, 17-1480, 17-1479
1 B 1 | |
c |
ft
Type
Ml
BA 20/2
Drawing no.
Part no.
40° IRH
Part no.
60° IRH
B
Dimensions in mm
L H A
Weight M-Max (Kg)
(Kg) 40° IRH 60° IRH
BA20/2 17-4345 10-00005 10-00006 20 90 58
BA20 17-4035 10-00145 10-00146 20 90 50
BA50 17-4036 10-00147 10-00148 50 90 50
BA 100 ^^M03^^1^0^9^1^0^^10^9^^50
40° IRH 50° IRH
62
8 4
10 4
12 4
15 4
0.09
0.16
0.42
0.83
12
20
60
130
40° IRH
27
35
110
250
60° IRH
Double U-Shear
17-1492 10-00518 10-00519 19 60 43 19 10.3 6.7
17-1480 10-00511 10-00512 51 80 78 32 25 13
17-1479 10-00509 10-00510 64 86 108 38 32 16.7
17-1482 10-00515 10-00516 51 60 41 20 11
0.09
0.6
1.1
0.2
14
70
150
37
20
100
220
56
Metalastik®
Novibra®
Trellextreme®
21
"