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20-2
Description
Blind nuts, 1/4 NPT
Style
20-2
Blind nuts, 3/4 NPT
Two
Blind nuts, 3/4 NPT,
Ply
rubber bumper
Bellows
Rubber bellows only
Assembly weight ........................................................ 7.7 lbs.
Force to collapse to minimum height (@ 0 PSIG)........17 lbs.
3/8-16 BLIND NUTS
(5/8 DEEP)
15-20 FT. LBS.
TORQUE
NOTE: A bead plate part is shown. This part is also avail-
able with bead rings. See pages 8-10 for explanation.
Dynamic Characteristics at 10.0 in. Design Height
Consult factory before using as an Airmount isolator.
Volume @ 100 PSIG = 488 in
Gage
Pressure
Load
(PSIG)
(lbs.)
40
1,184
60
1,848
80
2,531
100
3,238
60
Assembly Order No.
WO1-358-6951
WO1-358-6952
WO1-358-6947
WO1-358-0152
1/4 OR 3/4 NPT
AIR INLET
1.75*
*(1.50 FOR 3/4)
3.50
10.4 MAX O.D.
AT 100 PSIG
HEIGHT
OPTIONAL
BUMPER
6.31 DIA.
3
Natural
Frequency
Spring
Rate
CPM
(lbs./ in.)
376
105.91
534
101.04
669
96.64
813
94.21
CONSULT FIRESTONE
BEFORE USING AS
AIRMOUNT
Do not use Airstroke in
shaded area without
60
consulting Firestone
Volume
50
100 Psig
40
30
20
10
0
MAX. HT.
13
See page 12 for instructions on how to use chart.
Force Table (Use for Airstroke
Assembly @ 100
Height
(in.)
11.0
HZ
10.0
1.77
9.0
8.0
1.68
7.0
1.61
6.0
1.57
5.0
RECOMMENDED
AIRMOUNT
DESIGN HEIGHT
10.0 INCHES
11
9
7
HEIGHT IN.
®
actuator design)
Volume
Pounds Force
PSIG
@20
@40
@60
3
(in
)
PSIG
PSIG
PSIG
520
449
951
1,517 2,122 2,753
488
572
1,184 1,848 2,531 3,238
451
673
1,384 2134 2,880 3,661
409
759
1,554 2,377 3,193 4,049
364
836
1,704 2,590 3,485 4,416
316
907
1,845 2,786 3,753 4,748
256
975
1,979 2,954 3,968 5,005
Static Data
A9902
60
120 Psig
100 Psig
50
80 Psig
40
60 Psig
30
40 Psig
20
20 Psig
10
0
MIN. HT.
5
3
Bumper Contact
(4.2)
@80
@100
PSIG
PSIG
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