See data in:

Wire rope isolators: 'Helical'

DEFINITION
series FH28
  • 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 / -290F 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)

FH28

Cable:
stainless steel
galvanized available: CBG
Retainer bars:
aluminium alloy/
SurTec
Screws:
alloy steel/ zinc plate
Inserts:
stainless steel

All stainless steel : CBSS

Other materials on request
Model

height

H (in)

width

W (in)

weight

(lbs)

-16
1.9
2.2
0.73
-32
2.1
2.4
0.79
-34
2.3
2.8
0.84
-36
2.5
3.1
0.90
-38
2.5
3.5
0.93
-40
2.6
3.7
0.97
-44
2.6
3.9
0.99
-46
3.2
4.2
1.1
-48
3.9
5.0
1.2
Interfaces

fixtures holes D

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

Serie: FH28

'Helical' mount from the FH28 series

-
1
6

Model: -16

height: 1.9in
width: 2.2in
weight: 0.73lbs

0
8

Loops: 08

Serie standard is 08 loops

C
I

Interface: CI

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

Wire rope isolators: 'Helical'

PERFORMANCE DATA
series FH28

Compression and tension

FH28 Series
Model
-16
-32
-34
-36
-38
-40
-44
-46
-48
1. Max Static
F lbf
160
120
97
75
58
51
46
42
31
d in
0.12
0.16
0.20
0.22
0.22
0.25
0.25
0.35
0.45
2. Max Shock
F lbf
470
370
290
220
170
150
140
130
94
d in
0.67
0.89
1.1
1.2
1.2
1.3
1.3
1.9
2.4
3. Max Vibration
2a in
0.07
0.10
0.12
0.13
0.13
0.15
0.15
0.21
0.27
f Hz
9.5
8.2
7.5
7.2
7.4
7.0
7.1
5.8
5.0
1. Max Static
F lbf
160
120
97
75
58
51
46
42
31
d in
0.11
0.14
0.17
0.21
0.22
0.25
0.25
0.33
0.41
2. Max Shock
F lbf
1800
1400
1100
930
880
770
480
530
380
d in
0.52
0.64
0.82
1.1
1.5
1.6
1.6
1.7
2.1
3. Max Vibration
2a in
0.06
0.07
0.09
0.12
0.16
0.18
0.17
0.19
0.23
f Hz
12.2
10.9
9.7
8.8
7.9
7.6
7.5
7.0
6.3

Compression/roll 45° - Tension/roll 45°

FH28 Series
Model
-16
-32
-34
-36
-38
-40
-44
-46
-48
1. Max Static
F lbf
120
93
73
56
44
39
34
32
24
d in
0.20
0.25
0.31
0.37
0.39
0.44
0.45
0.58
0.73
2. Max Shock
F lbf
310
250
190
150
120
110
96
86
64
d in
1.0
1.3
1.6
1.8
1.8
2.0
2.0
2.8
3.7
3. Max Vibration
2a in
0.11
0.15
0.18
0.20
0.20
0.22
0.22
0.31
0.40
f Hz
8.0
6.9
6.3
6.0
6.2
5.9
5.9
4.8
4.2
1. Max Static
F lbf
120
93
73
56
44
39
34
32
24
d in
0.14
0.18
0.22
0.27
0.31
0.34
0.36
0.43
0.53
2. Max Shock
F lbf
890
680
550
470
450
390
260
270
190
d in
0.60
0.73
0.94
1.2
1.7
1.9
1.8
2.0
2.3
3. Max Vibration
2a in
0.07
0.08
0.10
0.14
0.19
0.21
0.20
0.22
0.26
f Hz
11.0
9.7
8.7
7.8
7.2
6.8
6.8
6.2
5.6

Shear or Roll

FH28 Series
Model
-16
-32
-34
-36
-38
-40
-44
-46
-48
1. Max Static
F lbf
78
62
48
37
29
26
23
21
16
d in
0.16
0.22
0.27
0.31
0.33
0.37
0.38
0.51
0.68
2. Max Shock
F lbf
500
360
290
230
210
190
140
130
89
d in
0.71
0.90
1.1
1.4
1.7
1.8
1.8
2.2
2.7
3. Max Vibration
2a in
0.08
0.10
0.12
0.15
0.18
0.20
0.20
0.24
0.30
f Hz
9.1
8.0
7.2
6.6
6.3
6.0
6.0
5.3
4.7
  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