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Dynamic Characteristics at 6.0 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 100 in
3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./in.)
40 566 309 138.96 2.32
60 871 432 132.42 2.21
80 1,194 565 129.37 2.16
100 1,524 681 125.71 2.10
Natural
Frequency
CPM HZ
14
12
10
8
6
4
2
0
8
MAX. HT.
MIN. HT.
7 6 5 4 3
Volume
100 Psig
28
24
20
16
12
8
4
0
20 Psig
120 Psig
Do not use Airstroke in
shaded area without
consulting Firestone
100 Psig
80 Psig
60 Psig
40 Psig
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
6.0 INCHES
Static Data
B4652
HEIGHT IN.
255 -1.5
56
6.4 MAX O.D.
AT 100 PSIG
HEIGHT
4.50 DIA.
3/8-16 BLIND NUTS
(5/8 DEEP)
1/4 NPT
AIR INLET
1.75
15-20 FT. LBS.
TORQUE
NOTE: A bead plate part is shown. This part is also
available with bead rings. Bolts are not included.
See pages 8-10 for explanation.
See page 12 for instructions on how to use chart.
VOLUME (WITHOUT BUMPER) CU IN. x 10
FORCE LBS x 100
Description
Assembly Order No.
Blind nuts, 1/4 NPT WO1-358-6955
Blind nuts, 3/4 NPT WO1-358-6956
Rubber bellows only WO1-358-0048
Assembly weight ........................................................ 3.9 lbs.
Force to collapse to minimum height (@ 0 PSIG)....... 50 lbs.
Style
255-1.5
Two
Ply
Bellows
Force Table (Use for Airstroke
®
actuator design)
Volume
Pounds Force
Assembly @ 100
Height PSIG @20 @40 @60 @80 @100
(in.) (in
3
) PSIG PSIG PSIG PSIG PSIG
7.0 114 188 417 661 921 1,198
6.0 100 270 566 871 1,194 1,524
5.0 82 331 686 1,041 1,414 1,786
4.0 62 389 729 1,197 1,612 2,039