Firestone EMDG198 manual 321, WO1-358-7306, Rubber bellows only WO1-358-7919, 103.9 lbs

321

		Description	Assembly Order No.
	Style	Ribbed neck aluminum bead
321		rings (equal spacing),
		17/8 bolts, nuts, washers	WO1-358-7304
Two Ply
	High	Ribbed neck aluminum bead
Strength		rings (unequal spacing) 17/8 b,n,w	WO1-358-7306
		Rubber bellows only	WO1-358-7919
Bellows
Assembly weight			103.9 lbs

Force to collapse to minimum height (@ 0 PSIG)..... 380 lbs.

32 (3/8-24) BOLTS

EACH RING

28-32 FT. LBS.

TORQUE

23.50 BOLT CIRCLE DIA.

27.9 MAX O.D.

AT 100 PSIG

HEIGHT

25.13 DIA.

CONSULT FIRESTONE	RECOMMENDED
	AIRMOUNT
BEFORE USING AS
	DESIGN HEIGHT
AIRMOUNT
	15.0 INCHES

Do not use Airstroke in

130shaded area without consulting Firestone

120

100	110
		Volume
x	100
		100 Psig
IN.
CU	90
BUMPER)
	80
	70
(WITHOUT	60
VOLUME	50
	40
	30
	20
	10
	0

Static Data

1229

120				Psig	65
					60
100				Psig	55
					50
					45
80	Psig	x 1000
						40
					35	LBS
		60		Psig	30	FORCE
					25
	40			Psig	20
					15
					10
			20 Psig		5
					0

					MAX. HT.									MIN. HT.
					22	20	18	16	14		12	10	8	6 4 . 5
								HEIGHT IN.
						See page 12 for instructions on how to use chart.
Dynamic Characteristics at 15.0 in. Design Height						Force Table (Use for Airstroke® actuator design)
(Required for Airmount isolator design only)
							Volume				Pounds Force
Volume @ 100 PSIG = 7,346 in3			Natural			Assembly	@ 100
						Height	PSIG	@20			@40	@60	@80	@100
			Frequency			(in.)	(in3)	PSIG		PSIG		PSIG	PSIG	PSIG
Gage		Spring
Pressure	Load	Rate	CPM	HZ		18.0	8,561	6,400		13,320		20,620	28,020	35,660
(PSIG)	(lbs.)	(lbs./in.)				16.0	7,770	7,510		15,410		23,490	31,760	40,060
40	16,220	2,538	74	1.24		14.0	6,904	8,200		16,890		25,740	34,610	43,510
60	24,690	3,623	72	1.20		12.0	5,983	8,710		17,960		27,350	36,690	46,120
						10.0	5,019	9,240		18,830		28,410	38,280	48,150
80	33,290	4,624	70	1.17
						8.0	4,007	9,790		19,850		30,160	40,510	50,860
100	41,900	5,620	69	1.15
						6.0	2,944	10,260		20,990		32,110	42,880	53,710

78