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Description
Blind nuts, 1/4 NPT
Style
21
Blind nuts, 1/4 NPT, bumper
Two
Blind nuts, 3/4 NPT
Ply
Blind nuts, 3/4 NPT, bumper
Bellows
Button head steel bead rings,
1
7
/
bolts, nuts, washers
8
Rubber bellows only
Assembly weight ....................................................... 17.3 lbs
Force to collapse to minimum height (@ 0 PSIG)....... 22 lbs.
Style
Blind nuts, 1/4 NPT
205
Blind nuts, 1/4 NPT, bumper
High
Blind nuts, 3/4 NPT
Strength
Button head steel bead rings,
Bellows
1
7
/
bolts, nuts, washers
8
Rubber bellows only
3/8-16 BLIND NUTS
(5/8 DEEP)
15-20 FT. LBS.
6.25
TORQUE
15.1 MAX O.D.
AT 100 PSIG
OPTIONAL
BUMPER
11.31 DIA.
NOTE: A bead plate part is shown. This part is also
available with bead rings. See pages 8-10 for explanation.
Dynamic Characteristics at 9.5 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 1,136 in
Gage
Pressure
Load
(PSIG)
(lbs.)
(lbs./ in.)
40
3,030
60
4,750
80
6,540
100
8,330
Assembly Order No.
WO1-358-7145
WO1-358-7146
WO1-358-7143
WO1-358-7144
WO1-358-7139
WO1-358-0213
WO1-358-7208
WO1-358-7221
WO1-358-7224
WO1-358-7237
WO1-358-7929
1/4 OR 3/4 NPT
AIR INLET
6.25
HEIGHT
3
Natural
Frequency
Spring
Rate
CPM
HZ
1,110
114
1.89
1,582
108
1.80
2,044
105
1.75
2,500
103
1.71
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
9.5 INCHES
16
Do not use Airstroke in
15
shaded area without
consulting Firestone
14
13
Volume
12
100 Psig
11
10
9
8
7
6
5
4
3
2
1
MAX. HT.
12
11
10
9
8
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
1,180 1,260 2,670 4,240 5,890 7,550
9.0
1,091 1,590 3,330 5,180 7,100 9,010
8.0
989
1,810 3,800 5,850 7,980 10,120
7.0
878
2,000 4,180 6,400 8,700 11,020
6.0
758
2,160 4,490 6,860 9,310 11,760
5.0
630
2,300 4,760 7,260 9,830 12,400
4.0
497
2,440 5,010 7,620 10,300 12,960
21
Static Data
6215
120 Psig
100 Psig
80 Psig
60 Psig
40 Psig
20 Psig
MIN. HT.
7
6
5
4
Bumper Contact
(4.8)
®
actuator design)
Pounds Force
@40
@60
@80
@100
PSIG
PSIG
PSIG
PSIG
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
3
63
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