MAX. HT. MIN. HT.
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.
VOLUME (WITHOUT BUMPER) CU IN. x 100
FORCE LBS x 1000
Dynamic Characteristics at 9.5 in. Design Height
(Required for Airmount isolator design only)
Volume @ 100 PSIG = 2,163 in
3
Gage Spring
Pressure Load Rate
(PSIG) (lbs.) (lbs./in.)
40 7,210 2,190 103 1.72
60 11,100 3,150 100 1.67
80 14,970 4,040 97 1.62
100 18,890 4,971 96 1.60
Natural
Frequency
CPM HZ
Description
Assembly Order No.
Ribbed neck aluminum bead
rings (equal spacing),
1
7
/8 bolts, nuts, washers
WO1-358-7227
Ribbed neck aluminum bead
rings (equal spacing) 1
1
/4 b,n,w
WO1-358-7225
Rolled plate assembly, 1/2
blind but 3/4NPT
WO1-358-7273
Rubber bellows only
WO1-358-0205
Assembly weight ....................................................... 23.8 lbs
Force to collapse to minimum height (@ 0 PSIG)....... 40 lbs.
Style
203
Two
Ply
Bellows
Ribbed neck aluminum bead
rings (equal spacing)
1
7
/8 bolts, nuts, washers
WO1-358-7228
Style 218
High
Strength
Bellows
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
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
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