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Technical Data Sheet
73403 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

NOZZLE,OIL BURNER,PRESSURE ATOMI. Key specifications include filter: INCLUDED, adapter: INCLUDED, material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT CHAMFER, spray_type: SEMIHOLLOW, head_height: 0.083 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4530-00-339-5351, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL 73403
NSN: 4530-00-339-5351
FSC: 4530
CAGE: 12793 — AQUA-CHEM INC CLEAVER-BROOKS DIV (USA)
SPECIFICATIONS
filterINCLUDED
adapterINCLUDED
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT CHAMFER
spray_typeSEMIHOLLOW
head_height0.083 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
thread_size9/16-24
thread_class2A A
chamfer_angle30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
filter_length0.547 INCHES IN
head_diameter0.134 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
thread_length0.422 INCHES MINIMUM IN
NSN4530-00-339-5351
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NOZZLE,OIL BURNER,PRESSURE ATOMI TITLE COMPONENT PN 73403 MFR NOZZLE,OIL BURNER,PRES
KEY FEATURES
CONNECTION THREAD LOCATION: EXTERNAL
STRAINER LENGTH: 0.389 INCHES IN
STRAINER PROVISION: INCLUDED
ADAPTER INLET CONNECTION THREAD LOCATION: INTERNAL
STRAINER MESH SIZE: 120
FILTER DISC OPENING SIZE IN INCHES: 0.40620
SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
SPRAY TYPE: SEMIHOLLOW
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION THREAD LOCATIONEXTERNAL
STRAINER LENGTH0.389 INCHES IN
STRAINER PROVISIONINCLUDED
ADAPTER INLET CONNECTION THREAD LOCATIONINTERNAL
STRAINER MESH SIZE120
FILTER DISC OPENING SIZE IN INCHES0.40620
SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SPRAY TYPESEMIHOLLOW
FILTERINCLUDED
ADAPTER INLET CONNECTION THREAD SIZE9/16-24
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
862426Interchangeable
interchangeable cross-reference
interchangeable
95834R2Interchangeable
interchangeable cross-reference
interchangeable
8992-3Interchangeable
interchangeable cross-reference
interchangeable
7072/8992-3Interchangeable
interchangeable cross-reference
interchangeable
73403Interchangeable
interchangeable cross-reference
interchangeable
A131490Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 73403?
73403 is a NOZZLE,OIL BURNER,PRESSURE ATOMI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 73403?
There are 18 known substitutes for 73403: 862426, 95834R2, 8992-3 and 15 more. Substitute compatibility should be verified for your specific system.
Is 73403 still available?
73403 is currently cancelled.
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