Combustion Catalog | Fives North American

Dimensions | Differential Regulator

Bulletin 7458A Page 3

7458A REGULATOR SPRINGS

Outlet Pressure Range

Color

Designation

R-number

5-15 psi (standard)

Green

-01-G

R690-6810 R690-6815 R690-6821 R690-6791 R690-6800 R690-6805

-0-G, -1-G

2-6 psi (optional)

Yellow

-01-Y

-0-Y, -1-Y

13-30 psi (optional)

Red

-01-R

-0-R, -1-R

D

J

DIMENSIONS inches

C (max.)

G – fpt downstream conn.

B

A – fpt inlet & outlet

E

Regulator designation 7458A-01, -H 7458A-0, -H 7458A-1, -H

dimensions in inches

A

B

C

D

E

G

J

1 13⁄16

7 15⁄16

7

3 7⁄8 4 7⁄8 4 7⁄8

4 4 4

½ ¾

¼ ½ ½

2 ¼ 2 ¼

10 1⁄8 15 5⁄16

10 3⁄16 10 3⁄16

1

To order, specify: 7458A-code-(H if applicable) (spring letter) Examples : 7458A-01-G Regulator with green spring

7458A-0-HR High Temperature Regulator with red spring

DIMENSIONS SHOWN ARE SUBJECT TO CHANGE. PLEASE OBTAIN CERTIFIED PRINTS FROM FIVES NORTH AMERICAN COMBUSITON, INC. IF SPACE LIMITATIONS OR OTHER CONSIDERATIONS MAKE EXACT DIMENSION(S) CRITICAL.

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.

CONTACT fna.sales@fivesgroup.com T +1 800 626 3477 - F +1 216 373 4237

Fives North American Combustion, Inc. 4455 East 71st Street - Cleveland, OH 44105 - USA www.fivesgroup.com

Made with FlippingBook flipbook maker