Firestone EMDG198 - Manual (Page 75)

75
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
14.0 2,342 2,300 4,640 7,230 9,820 12,420
12.0 2,061 2,760 5,510 8,560 11,510 14,450
10.0 1,744 3,130 6,260 9,620 12,870 16,060
8.0 1,400 3,340 6,940 10,370 13,820 17,440
6.0 1,021 3,790 7,580 11,510 15,350 19,280
18 16 14 12 10
MAX. HT. MIN. HT.
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4.5
20 Psig
26
20
15
10
5
1
Volume
100 Psig
40 Psig
100 Psig
120 Psig
80 Psig
60 Psig
Do not use Airstroke in
shaded area without
consulting Firestone
8 6
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
13.0 INCHES
Static Data
1909
HEIGHT IN.
312
HEIGHT
15.12 DIA.
18 (3/8-24) BOLTS
EACH RING
28-32 FT. LBS.
TORQUE
13.81 BOLT CIRCLE DIA.
18.2 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.
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 13.0 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 2,207 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 5,100 1,056 85 1.42
60 7,930 1,536 83 1.38
80 10,730 1,950 80 1.33
100 13,530 2,371 79 1.31
Natural
Frequency
CPM HZ
Description Assembly Order No.
Ribbed neck aluminum bead
rings (equal spacing),
1
7 / 8 bolts, nuts, washers WO1-358-7761
Ribbed neck aluminum bead
rings (unequal spacing) 1
7 / 8 b,n,w WO1-358-7760
Rolled plate assembly, 1/2
blind nuts, 3/4 NPT
WO1-358-7286
Rubber bellows only WO1-358-7914
Assembly weight ....................................................... 24.8 lbs
Force to collapse to minimum height (@ 0 PSIG)..... 135 lbs.
Style
312
Two
Ply
Bellows
Ribbed neck aluminum bead
rings (equal spacing),
1
7 / 8 bolts, nuts, washers WO1-358-8003
Ribbed neck aluminum bead
rings (unequal spacing) 1
7 / 8 b,n,w WO1-358-8004
Rolled plate assembly, 1/2
blind nuts, 3/4 NPT
WO1-358-8009
Rubber bellows only WO1-358-7926
Style
314
High
Strength
Bellows