Firestone EMDG198 - Manual (Page 65)

65
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
12.0 1,548 1,542 3,299 5,184 7,194 9,321
10.0 1,333 1,992 4,052 6,239 8,483 10,937
8.0 1,091 2,311 4,666 7,128 9,601 12,333
6.0 829 2,569 5,174 7,485 10,564 13,468
4.0 556 2,793 5,431 8,189 10,966 13,867
20
18
16
14
12
10
8
6
4
2
0
16 14 12 10 8 6 4
Bumper Contact
(4.8)
120 Psig
100 Psig
80 Psig
60 Psig
40 Psig
20 Psig
Volume
100 Psig
Do not use Airstroke in
shaded area without
consulting Firestone
20
18
16
14
12
10
8
6
4
2
0
MAX. HT. MIN. HT.
3
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
11.25 INCHES
Static Data
A9899
HEIGHT IN.
233-2
15.5 MAX O.D.
AT 100 PSIG
HEIGHT
11.31 DIA.
3/8-16 BLIND NUTS
(5/8 DEEP)
1/4 NPT
AIR INLET
6.25
3.125
6.25
OPTIONAL
BUMPER
15-20 FT. LBS.
TORQUE
See page 12 for instructions on how to use chart.
V
OLUME (WITHOUT B
UMPER) CU IN. x 100
FORCE LBS x 1000
Dynamic Characteristics at 11.25 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 1,418 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 3,413 968 100 1.67
60 5,631 1,351 92 1.53
80 7,691 1,735 89 1.49
100 9,917 2,122 87 1.45
Natural
Frequency
CPM HZ
Description Assembly Order No.
Blind nuts, 1/4 NPT WO1-358-6810
Blind nuts, 1/4 NPT,
rubber bumper
WO1-358-7781
Blind nuts, 3/4 NPT WO1-358-6811
Assembly weight ....................................................... 19.6 lbs
Force to collapse to minimum height (@ 0 PSIG)..... 100 lbs.
Style
233-2
Two
Ply
Bellows
NOTE: A bead plate part is shown. This part is also avail-
able with bead rings. See pages 8-10 for explanation.
NOTE: The bellows extends beyond the bead plates at
minimum height.