Sheet 4343-23  

Page 4

INJECTOR MOUNTING DIMENSIONS

AIR-COOLED INJECTOR DIMENSIONS

2

½  

Injector Size

3

½  

"

  Gas Connection Lap Joint Flange (ANSI) 

1.25 

2.00

  Cooling Air Inlet Connection (NPT) 

1.50 

2.00 

 

  Cooling Air Exhaust Connection (NPT) 

1.50 

2.00

 Diameter (inches) 

2.88 

4.00

  Cooling Air Outlet to Gas Connection Flange (inches) 

16.38 

17.63 

  Furnace Hot Face to Mounting Flange (inches) 

16,20,24,28,32,36,40 

16,20,24,28,32.36,40

  Cooling Air Inlet to Gas Connection Flange (inches) 

13.00 

13.63

  Injector Overall Length (inches) 

M + 24.63 

M + 25.38

M

N

H

Note: Flange is Rotatable

(NPT Exhaust)

(NPT Air Inlet)

L

O

K

J

I

M

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.

Note: Tag bar on injector 
should "point" towards burner 
centerline

Catalog Combustion 2021 - Page 0611

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