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Wire rope isolator: 'polycal'

DEFINITION
series MP8
  • 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

Dimensions are in inches. For reference only

Series

Materials and finishes
(meets RoHS requirements)

MP8

Cable:
stainless steel
Retainer bars:
aluminium alloy
Inserts:
stainless steel

 
Model

height

H (in)

width

U (in)

width

V (in)

weight

(lbs)

-125
2,2
2,4
3,2
0,40
-180
2,8
3,1
3,5
0,44
-230
3,4
3,4
4,1
0,49
-280
4,0
3,8
4,4
0,51
Interfaces

fixtures holes D

Bar 2
Bar 1
1 through hole ø 0.28 in (optional 3/8 - 16 insert)
Bar 1
M
P
8

Serie: MP8

'Polycal' mount from the MP8 series

-
1
2
5

Model: -125

height: 2,2in
width: 2,4in
weight: 0,40lbs

1
ISO 9001 ROHS Compliant

Wire rope isolator: 'polycal'

PERFORMANCE DATA
series MP8

Compression and tension

MP8 Series
Model
-125
-180
-230
-280
1. Max Static
F lbf
31
17
13
9,1
d in
0,18
0,28
0,37
0,48
2. Max Shock
F lbf
92
51
40
27
d in
0,96
1,5
2,0
2,6
3. Max Vibration
2a in
0,11
0,17
0,22
0,29
f Hz
9,3
7,4
6,4
5,7
1. Max Static
F lbf
31
17
13
9,1
d in
0,14
0,20
0,30
0,33
2. Max Shock
F lbf
310
160
140
85
d in
0,61
0,83
1,4
1,4
3. Max Vibration
2a in
0,07
0,09
0,15
0,15
f Hz
12,3
10,4
8,3
8,1

Compression/roll 45° - Tension/roll 45°

MP8 Series
Model
-125
-180
-230
-280
1. Max Static
F lbf
23
13
9,9
6,9
d in
0,26
0,36
0,55
0,63
2. Max Shock
F lbf
60
33
26
18
d in
1,4
2,3
3,0
3,9
3. Max Vibration
2a in
0,16
0,25
0,33
0,43
f Hz
6,9
5,6
4,8
4,3
1. Max Static
F lbf
23
13
9,9
6,9
d in
0,17
0,24
0,38
0,44
2. Max Shock
F lbf
160
80
69
42
d in
0,70
0,95
1,5
1,5
3. Max Vibration
2a in
0,08
0,10
0,17
0,17
f Hz
9,9
8,4
6,7
6,6

Shear or Roll

MP8 Series
Model
-125
-180
-230
-280
1. Max Static
F lbf
15
8,5
6,6
4,6
d in
0,29
0,45
0,70
0,90
2. Max Shock
F lbf
62
35
30
18
d in
0,92
1,4
2,0
2,3
3. Max Vibration
2a in
0,10
0,15
0,22
0,25
f Hz
7,8
6,4
5,3
4,9
  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
May 5, 2026
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