North American 6425 Dual-Fuel ™ Burners
Parts List 6425
¾ " Pipe Plug
Oil Nozzles
Body Gas Tube
Burner Tile
Optional Tile Jacket (LC, L4, L9 Burners only)
Atomizing Air Connection Gasket
Gas Connection
Atomizing Air Connection Stud
Oil Connect Assembly
Gas Connect Gasket
Recommended Sensitrol ™ Oil Valve
Groove Pin "B"
Groove Pin "A"
Refractory face
Tile Retaining Nuts (4) (R510-2219)
Metal Tubing
Atomizing Air Tube and Nozzle Assembly Oil Tube
Main Air Flange Main Air Flange Gasket
Air Tubes (8)
Details of Obs. Port and Pilot Hole Bosses on Body
Mounting
Tile Retaining Rods (4) (3-1115-2)
Part Name
6425-2 3-3643-1
6425-3 6425-4 6425-5
6425-6 3-3554-2 3-2887-2 3-2474-2
6425-7-A 3-3273-3 3-2887-4 3-3324-1 3-3326-2
6425-7-B 6425-8-A
Air Tubes (8req'd), Inconel Atom. Air Tube & Nozzle Assembly
3-3643-2
3-3640-2 3-3639-2
3-3273-4 3-2887-4 3-3324-1 3-3326-2 3-3267-3 4-2142-2 3-3268-2 3-3272-1
4-3684-2 3-6076-2 3-6081-1 3-3326-2 3-3267-4 4-2142-2 3-6073-1 3-3272-1
3-2887-2 3-2474-2
3-2887-3 3-2474-1
Atomizing Air Connection Atomizing Air Conn. Gasket
3-3343-1
Body
3-2466-10 3-3267-3
3-2466-9
4-2121-2
Burner Tile (9") Gas Connection Gas Tube Groove Pin "A" Gas Connection Gasket
4-2142-2 3-3268-2 3-3272-1
3-2465-4
3-2465-4
3-2465-5 3-2465-6
3-2465-6
3-2473-2 3-2468-2 R570-2277 R570-2300
R570-2310
R570-2310
R570-2310
_
_
_
Groove Pin "B"
Main Air Flange
3-2544-2
3-2544-1
4-1695-2 4-1695-3
4-1695-9
4-1695-5 4-5371-3
4-1695-5 4-5371-3
8765-8x7-D
Main Air Flange Gasket
4-5371-3
4-5371-2
3-0310-7
Metal Tubing Mounting (Cast)
3-3270-1
3-3270-1
3-3270-1
3-3257-1
8790-0
Observation Port Oil Connection Assembly
3-2519-2 3-2515-1 3-6077-1 1813-02-D 4-6127-1 3-3325-1
3-2391-1
3-2470-1 3-2541-1 1813-02-A
Oil Tube Oil Nozzle
3-2470-2 3-1056-4 1813-02-B 4-4038-4
3-2470-8 3-2541-1 1813-02-C 4-4039-2 3-3325-1
3-2470-8 3-2541-1 1813-02-C 4-4039-2 3-3324-1
Recommended Sensitrol Oil Valve
Refractory Face Studs (4 req'd)
4-4038-3
4-4038-3
4-4038-3 4-4038-3
3-2584-1
Includes 3-3638-1 Adapter Gas Tube and Gas Connection are integral on 6425-7-A, -7-B, and -8-A Extra cost option--not part of standard burner assembly, and must be ordered separately. Includes complete mounting, tile, jacket and retaining rods and nuts. Includes tile and jacket only. Order Must Specify: 1-Part Number 2-Part Name
3-Burner Designation
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