Firestone EMDG198 User Manual download pdf (Page 62)

Dynamic Characteristics at 10.5 in. Design Height

(Required for Airmount isolator design only)

Volume @ 100 PSIG = 935 in

Gage Spring

Pressure Load Rate

(PSIG) (lbs.) (lbs./in.)

40 1,930 684 112 1.86

60 3,030 999 108 1.80

80 4,130 1,319 106 1.77

100 5,310 1,630 104 1.73

Natural

Frequency

CPM HZ

MAX. HT. MIN. HT.

80 Psig

100 Psig

20 Psig

13 12 11 10

Bumper Contact

(4.2)

120 Psig

40 Psig

60 Psig

Do not use Airstroke in

shaded area without

consulting Firestone

9 8 7 6 5 4 3

Volume

100 Psig

RECOMMENDED

AIRMOUNT

DESIGN HEIGHT

10.5 INCHES

Static Data

1889

HEIGHT IN.

22-1.5

HEIGHT

OPTIONAL

BUMPER

3/8-16 BLIND NUTS

(5/8 DEEP)

13.7 MAX O.D.

AT 100 PSIG

6.20

1/4 OR 3/4 NPT

AIR INLET

15-20 FT. LBS.

TORQUE

2.88

9.00 DIA.

See page 12 for instructions on how to use chart.

VOLUME (WITHOUT BUMPER) CU IN. x 100

FORCE LBS x 1000

Force Table (Use for Airstroke

actuator design)

Volume

Pounds Force

Assembly @ 100

Height PSIG @20 @40 @60 @80 @100

(in.) (in

) PSIG PSIG PSIG PSIG PSIG

10.0 905 1,040 2,140 3,340 4,550 5,830

9.0 838 1,220 2,520 3,880 5,250 6,700

8.0 763 1,370 2,850 4,360 5,850 7,450

7.0 681 1,510 3,150 4,810 6,430 8,170

6.0 591 1,650 3,400 5,210 6,990 8,860

5.0 496 1,760 3,590 5,520 7,420 9,380

4.0 396 1,840 3,730 5,730 7,680 9,700

Description

Assembly Order No.

Blind nuts, 1/4 NPT WO1-358-7444

Blind nuts, 1/4 NPT,

rubber bumper WO1-358-7473

Blind nuts, 3/4 NPT WO1-358-7442

Blind nuts, 1/4 NPT(centered) WO1-358-7443

Rubber bellows only WO1-358-0259

Assembly weight ...................................................... 12.9 lbs.

Force to collapse to minimum height (@ 0 PSIG)....... 26 lbs.

Style

22-1.5

Two

Ply

Bellows

NOTE: A bead plate part is shown. This part is also

available with bead rings. See pages 8-10 for explanation.

NOTE: The bellows extends beyond the bead plates at

minimum height.

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Firestone EMDG198 User Manual Page 62

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