Firestone EMDG198 User Manual page 67

Description
Ribbed neck aluminum bead
Style
rings (equal spacing),
203
7
1 / bolts, nuts, washers
8
Two
Ribbed neck aluminum bead
Ply
rings (equal spacing) 1
Bellows
Rolled plate assembly, 1/2
blind but 3/4 NPT
Rubber bellows only
Assembly weight ....................................................... 23.8 lbs
Force to collapse to minimum height (@ 0 PSIG)....... 40 lbs.
Style 218
Ribbed neck aluminum bead
rings (equal spacing)
High
Strength
1 7 / bolts, nuts, washers
8
Bellows
24 (3/8-24) BOLTS
EACH RING
28-32 FT. LBS.
TORQUE
16.50 BOLT CIRCLE DIA.
20.0 MAX O.D.
AT 100 PSIG
NOTE: A bead ring part is shown. This part is also avail-
able with rolled plates. See page 11 for explanation.
Dynamic Characteristics at 9.5 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 2,163 in
Gage
Pressure Load
(PSIG) (lbs.) (lbs./ in.)
40 7,210
60 11,100
80 14,970
100 18,890
Assembly Order No.
WO1-358-7227
1 / b,n,w WO1-358-7225
4
WO1-358-7273
WO1-358-0205
WO1-358-7228
HEIGHT
17.75 DIA.
3 Natural
Frequency
Spring
Rate
CPM HZ
2,190 103 1.72
3,150 100 1.67
4,040 97 1.62
4,971 96 1.60
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
9.5 INCHES
35
Do not use Airstroke in
34
shaded area without
consulting Firestone
33
32
31
30
29
28
27
26
25
Volume
24
100 Psig
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MAX. HT.
12 11 10 9
HEIGHT IN.
See page 12 for instructions on how to use chart.
Force Table (Use for Airstroke
Volume
Assembly @ 100
Height PSIG @20
3
(in.) (in ) PSIG
10.0 2,261 3,330 6,710 10,340 14,000 17,680
9.0 2,067 3,820 7,680 11,780 15,850 19,970
8.0 1,853 4,210 8,450 12,880 17,370 21,840
7.0 1,625 4,520 9,010 13,700 18,590 23,280
6.0 1,385 4,790 9,510 14,460 19,490 24,360
5.0 1,135 5,070 10,140 15,380 20,580 25,790
4.0 870 5,350 10,760 16,260 21,750 27,240
203
Static Data
9708
120 Psig
100 Psig
80 Psig
60 Psig
40 Psig
20 Psig
MIN. HT.
8 7 6 5 4 3.3
® actuator design)
Pounds Force
@40 @60 @80 @100
PSIG PSIG PSIG PSIG
35
30
25
20
15
10
5
1
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