Wire rope isolator

DEFINITION
series HH28
  • All metal multidirectional anti-vibration/shock mounts
  • Exceptional reliability and long life
  • High damping
  • No aging
  • Corrosion resistant
  • Unequalled temperature range : - 180°C to 300°C (-290°F to 570°F)
  • Great adaptability/versatility

Specials on request

(material size and number of loops, etc.)

Dimensions are in inches. For reference only

Series

Materials and finishes
(meets RoHS requirements)

HH28

Cable:
stainless steel
(galvanized available)
Retainer bars:
aluminium alloy/SurTec
Screws:
alloy steel/zinc plate
Inserts:
stainless steel.
All stainless steel
version HHSS8

Other materials on request
Model

height

h (in)

width

w (in)

weight

(lbs)

-16
1.8
2.1
0.37
-32
2.0
2.4
0.40
-34
2.2
2.7
0.44
-36
2.4
3.1
0.46
-38
2.4
3.4
0.49
-40
2.5
3.7
0.51
-44
2.5
3.9
0.53
-46
3.1
4.2
0.55
-48
3.7
5.0
0.62
Interfaces

fixtures holes D

Bar 2
Bar 1
ø 0.28 in through holes
ø 0.28 in through holes countersunk 82°
1/4 - 28 inserts
ø 0.28 in through holes
T2
not standard
not standard
ø 0.28 in through holes countersunk 82°
TC
C2
not standard
1/4 - 28 inserts
TI
CI
I2
H
H
2
8

Serie: HH28

'Half-Helical' mount from the HH28 series

-
1
6

Model: -16

height: 1.8in
width: 2.1in
weight: 0.37lbs

0
4

Loops: 04

Serie standard is 04 loops

C
I

Interface: CI

ø 0.28 in through holes countersunk 82° in bar 1,
1/4 - 28 inserts in bar 2

Wire rope isolator

PERFORMANCE DATA
series HH28

Compression and tension

HH28 Series
Model
-16
-32
-34
-36
-38
-40
-44
-46
-48
1. Max Static
F lbf
83
65
50
39
32
26
25
21
16
d in
0.13
0.17
0.20
0.23
0.23
0.26
0.26
0.35
0.46
2. Max Shock
F lbf
250
190
150
120
95
79
73
64
48
d in
0.71
0.92
1.1
1.2
1.2
1.4
1.4
1.9
2.5
3. Max Vibration
2a in
0.08
0.10
0.12
0.14
0.14
0.15
0.15
0.21
0.27
f Hz
9.2
8.0
7.4
7.1
7.3
6.9
7.0
5.7
5.0
1. Max Static
F lbf
83
65
50
39
32
26
25
21
16
d in
0.11
0.14
0.18
0.21
0.23
0.26
0.26
0.33
0.41
2. Max Shock
F lbf
930
710
570
480
460
390
280
270
190
d in
0.54
0.66
0.85
1.1
1.4
1.7
1.6
1.8
2.1
3. Max Vibration
2a in
0.06
0.07
0.09
0.12
0.16
0.18
0.18
0.19
0.23
f Hz
12.0
10.7
9.6
8.6
8.0
7.5
7.5
6.9
6.2

Compression/roll 45° - Tension/roll 45°

HH28 Series
Model
-16
-32
-34
-36
-38
-40
-44
-46
-48
1. Max Static
F lbf
62
49
38
29
24
20
18
16
12
d in
0.18
0.24
0.29
0.32
0.32
0.36
0.36
0.50
0.64
2. Max Shock
F lbf
150
120
94
73
61
52
48
41
30
d in
1.1
1.4
1.6
1.9
1.9
2.1
2.1
2.9
3.7
3. Max Vibration
2a in
0.12
0.15
0.18
0.20
0.20
0.23
0.23
0.32
0.41
f Hz
7.8
6.8
6.3
6.0
6.2
5.8
5.9
4.9
4.2
1. Max Static
F lbf
62
49
38
29
24
20
18
16
12
d in
0.17
0.22
0.27
0.32
0.32
0.36
0.36
0.50
0.64
2. Max Shock
F lbf
460
350
280
230
230
200
150
130
94
d in
0.62
0.76
0.97
1.3
1.6
1.9
1.8
2.0
2.4
3. Max Vibration
2a in
0.07
0.08
0.11
0.14
0.18
0.21
0.20
0.22
0.26
f Hz
10.9
9.7
8.7
7.8
7.2
6.7
6.7
6.3
5.7

Shear or Roll

HH28 Series
Model
-16
-32
-34
-36
-38
-40
-44
-46
-48
1. Max Static
F lbf
41
32
25
19
16
13
12
11
8.0
d in
0.25
0.32
0.38
0.43
0.43
0.48
0.48
0.67
0.87
2. Max Shock
F lbf
250
180
140
120
110
93
78
64
45
d in
0.74
0.94
1.2
1.4
1.6
1.9
1.8
2.2
2.7
3. Max Vibration
2a in
0.08
0.10
0.13
0.16
0.18
0.21
0.20
0.24
0.30
f Hz
9.2
8.1
7.3
6.7
6.4
6.0
6.0
5.4
4.8
  1. Max static load (F) with corresponding deflection (d)
  2. Max shock load (F) with corresponding deflection (d)
  3. Uncoupled resonant frequency (f) under max static loading 1. and max peak to peak sinusoidal vibration input (2a)

*IMPORTANT: Performance characteristics are given here for reference only. They can be increased under specific conditions. Contact us

Typical shock/vibration specifications:

Air AIR 7306, MIL-E-5400, MIL-C-172, MIL-STD-810
Ground Forces GAM EG13A, SEFT 001, MIL-STD-810, VG 9533
Marine GAM EG13C, IT25-21/96-31/15-86, MIL-S-167, MIL-S-901, STANAG 042, BV 043.73, BV 044
Others GAM EMB1, GAM EMBT4, DEF STAN 07-55, IEC 571, FINABEL 2C