Firestone Air Springs Catalog - MRO Stop
Firestone Air Springs Catalog - MRO Stop
Firestone Air Springs Catalog - MRO Stop
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Style<br />
7012<br />
Two<br />
Ply<br />
Bellows<br />
Description<br />
Blind nut, 1/8 NPT<br />
Assembly Order No.<br />
WO2-358-7012<br />
Assembly weight ........................................................ 1.8 lbs.<br />
1/8 NPT<br />
AIR INLET<br />
CONSULT Recommended FIRESTONE<br />
Design BEFORE Position USING StaticAS<br />
Pressure AIRMOUNT 0-100 psi<br />
10<br />
9<br />
8<br />
Volume<br />
80 Psig<br />
Do not use <strong>Air</strong>stroke in<br />
shaded area without<br />
consulting <strong>Firestone</strong><br />
RECOMMENDED<br />
AIRMOUNT<br />
DESIGN HEIGHT<br />
8.5 INCHES<br />
7012<br />
Static Data<br />
8108<br />
Recommended<br />
Design Position Static<br />
Pressure 0-100 psi<br />
100 Psig<br />
10<br />
9<br />
8<br />
12-18 FT. LBS.<br />
TORQUE<br />
25-30 FT. LBS.<br />
TORQUE<br />
3/4-16<br />
5.0 MAX O.D.<br />
AT 80 PSIG<br />
2.76 DIA.<br />
.62<br />
VOLUME CU IN. x 10<br />
7<br />
6<br />
5<br />
4<br />
60 Psig<br />
80 Psig<br />
7<br />
6<br />
5<br />
4<br />
FORCE LBS x 100<br />
HEIGHT<br />
3<br />
40 Psig<br />
3<br />
1/2-13 THREADED HOLE<br />
(.80 DEEP)<br />
2<br />
20 Psig<br />
2<br />
2.13 DIA.<br />
1<br />
1<br />
NOTE: Bellows will not compress properly with less<br />
than 10 PSIG internal pressure.<br />
Dynamic Characteristics at 8.5 in. Design Height<br />
(Required for <strong>Air</strong>mount isolator design only)<br />
Volume @ 80 PSIG = 93 in 3<br />
Natural<br />
Frequency<br />
Gage<br />
Spring<br />
Pressure Load Rate<br />
(PSIG) (lbs.) (lbs./in.) CPM HZ<br />
40 360 69 82 1.37<br />
60 590 115 83 1.38<br />
80 800 131 76 1.27<br />
100 1,000 184 80 1.34<br />
0<br />
MAX. HT.<br />
13 12 11 10<br />
9 8 7 6<br />
HEIGHT IN.<br />
5.0<br />
Rubber Contact<br />
See page 12 for instructions on how to use chart.<br />
Force Table (Use for <strong>Air</strong>stroke actuator design)<br />
Volume<br />
Pounds Force<br />
Assembly @ 80<br />
Height PSIG @20 @40 @60 @80 @100<br />
(in.) (in 3 ) PSIG PSIG PSIG PSIG PSIG<br />
9.0 98 200 370 590 800 1,020<br />
8.0 87 190 360 590 780 1,020<br />
7.0 76 170 350 560 750 1,000<br />
6.0 66 160 340 530 720 950<br />
5.0 56 170 330 510 690 890<br />
4<br />
0<br />
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