Firestone EMDG198 - Manual (Page 73)

73
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
15.0 1,760 1,280 2,500 3,870 5,470 7,040
13.0 1,585 1,710 3,310 5,120 7,020 8,960
11.0 1,379 1,970 3,920 6,030 8,200 10,360
9.0 1,149 2,140 4,340 6,710 9,120 11,480
7.0 898 2,350 4,730 7,290 9,920 12,510
5.0 625 2,640 5,230 8,050 10,940 13,670
MAX. HT. MIN. HT.
34
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
80 Psig
8 6
Bumper Contact
(6.3)
40 Psig
60 Psig
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
18 16 14 12 10 4.5
120 Psig
100 Psig
20 Psig
Do not use Airstroke in
shaded area without
consulting Firestone
Volume
100 Psig
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
13.0 INCHES
Static Data
1841
HEIGHT IN.
313
HEIGHT
OPTIONAL
BUMPER
15.1 MAX O.D.
AT 100 PSIG
11.31 DIA.
3/8-16 BLIND NUTS
(5/8 DEEP)
6.25
15-20 FT. LBS.
TORQUE 6.25
1/4 OR 3/4 NPT
AIR INLET
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 = 1,585 in 3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./ in.)
40 3,310 716 87 1.45
60 5,120 1,049 85 1.41
80 7,020 1,348 82 1.37
100 8,960 1,668 81 1.35
Natural
Frequency
CPM HZ
Description Assembly Order No.
Blind nuts, 1/4 NPT WO1-358-7808
Blind nuts, 1/4 NPT, bumper WO1-358-7811
Blind nuts, 3/4 NPT WO1-358-7802
Blind nuts, 3/4 NPT, bumper WO1-358-7807
Button head steel bead rings,
1
7 / 8 bolts, nuts, washers WO1-358-7801
Rubber bellows only WO1-358-7900
Assembly weight ....................................................... 19.5 lbs
Force to collapse to minimum height (@ 0 PSIG)....... 46 lbs.
Style
313
Two
Ply
Bellows
Blind nuts, 1/4 NPT WO1-358-1098
Blind nuts, 3/4 NPT WO1-358-7815
Button head steel bead rings,
1
7 / 8 bolts, nuts, washers WO1-358-1099
Style
39
High
Strength
Bellows
NOTE: A bead plate part is shown. This part is also avail-
able with bead rings. See pages 8-10 for explanation.