Where two springs are listed, fi rst spring is main, second is counterspring.
7335-6-A0 uses a reversed main spring, no counterspring.
†
This is only spring suitable for this regulator.
‡
These springs will only fi t -6-A regulators.
Regulator
Dimensions in inches
Wt,
designation
A B C D E F G
lb
7335-1
1 5
¾
1
7⁄8
13
9⁄16
10
3⁄16
8
¼
25
7335-3
1
½
7
½
2
3⁄8
14
1⁄8
14
8
¾
¼
40
7335-4
2 7
½
2
3
/
8
14
1⁄8
14
8
¾
¼
40
7335-6-A
3 11
¾
3
9⁄16
19 18 10
5⁄16
¼
90
7335-6
3 11
¾
3
9⁄16
15
½
14 10
3⁄16
¼
75
DIMENSIONS SHOWN ARE SUBJECT TO CHANGE. PLEASE OBTAIN CERTIFIED PRINTS
FROM FIVES NORTH AMERICAN COMBUSTION, INC. IF SPACE LIMITATIONS OR OTHER
CONSIDERATIONS MAKE EXACT DIMENSION(S) CRITICAL.
1" fpt vent
A – fpt
pipe size
B
C
D
E dia.
F
G – fpt
Inlet
Outlet
Outlet pressure range
Regulator
Spring
(Atmospheric)
designation
R number
Color
–0.6 to +0.7 osi 3.5 to 8 osi 8 to 16 osi 16 to 32 osi
24 to 48 osi
7335-1-0
R690-5510 Red-Black
•
R690-5507 Black-Red
7335-1-8
R690-5511 Green-Black
•
7335-1-16
R690-5514 Green
•
7335-1-32
R690-5513 Orange
•
7335-1-48
R690-5518 Cadmium
•
7335-3-0
R690-5510 Red-Black
•
R690-5508 Black
7335-3-8
R690-5514 Green
•
7335-3-16
R690-5513 Orange
•
7335-3-32
R690-5515 Black
•
7335-3-48
R690-5518 Cadmium
•
7335-4-0
R690-5510 Red-Black
•
R690-5508 Black
7335-4-8
R690-5514 Green
•
7335-4-16
R690-5513 Orange
•
7335-4-32
R690-5515 Black
•
7335-4-48
R690-5518 Cadmium
•
7335-6-A0
R690-5509
‡
Black
•
7335-6-A8
R690-5516‡ Green
•
7335-6-A16
R690-5517‡
Orange
•
7335-6-32
R690-5515†
Black
•
7335-6-48
R690-5518 Cadmium
•
}
}
}
Table 5. Spring identifi cation
Bulletin 7335
Page 7
Figure 7. Dimensions
Cop
yr
igh
t © 2020 - F
iv
es - All r
igh
ts
r
eser
ved | Bulle
tin 7335 09/15
WARNING:
Situations dangerous to personnel and property may exist with the operation and maintenance of any combustion equipment. The presence of fuels, oxidants, hot and cold combustion products, hot
surfaces, electrical power in control and ignition circuits, etc., are inherent with any combustion application. Components in combustion systems may exceed 160°F (71°C) surface temperatures and present hot
surface contact hazard. Fives North American Combustion, Inc. suggests the use of combustion systems that are in compliance with all Safety Codes, Standards, Regulations and Directives; and care in operation.
Fives North American Combustion, Inc.
4455 East 71st Street - Cleveland, OH 44105 - USA
www.fi vesgroup.com
CONTACT
fna.sales@fi vesgroup.com
T +1 800 626 3477 - F +1 216 373 4237
