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4173-5640 — PLATE,SPRAYER,OIL BURNER ATOMIZE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4173-5640: PLATE,SPRAYER,OIL BURNER ATOMIZE.

PLATE,SPRAYER,OIL BURNER ATOMIZE. Key specifications include material: STEEL COMP 303, face_type: DISHED AND ROUND, atomizer_type: STRAIGHT-THROUGH FLOW, overall_height: 0.250 INCHES NOMINAL IN, size_designator: 5640, overall_diameter: 0.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4530-00-276-9882, 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
4173-5640
NSN: 4530-00-276-9882
FSC: 4530 — Fuel Burning Equipment Units
CAGE: 31923 — TODD COMBUSTION INC (USA)
SPECIFICATIONS
materialSTEEL COMP 303
face_typeDISHED AND ROUND
atomizer_typeSTRAIGHT-THROUGH FLOW
overall_height0.250 INCHES NOMINAL IN
size_designator5640
overall_diameter0.875 INCHES NOMINAL IN
oil_supply_slot_quantity4
material_document_and_classificationQQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY ALPN
NSN4530-00-276-9882
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLATE,SPRAYER,OIL BURNER ATOMIZE TITLE COMPONENT PN 4173-5640 MFR PLATE,SPRAYER,OIL BURN
KEY FEATURES
•
ATOMIZER TYPE: STRAIGHT-THROUGH FLOW
•
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
•
FACE TYPE: DISHED AND ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
•
SIZE DESIGNATOR: 5640
•
MATERIAL: STEEL COMP 303
•
OIL SUPPLY SLOT QUANTITY: 4
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.250 INCHES NOMINAL IN
ATOMIZER TYPESTRAIGHT-THROUGH FLOW
OVERALL DIAMETER0.875 INCHES NOMINAL IN
FACE TYPEDISHED AND ROUND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
SIZE DESIGNATOR5640
MATERIALSTEEL COMP 303
OIL SUPPLY SLOT QUANTITY4
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY ALPN
OTHER ITEMS IN FSC 4530 — Fuel Burning Equipment Units
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4530-00-001-3523 4530-00-001-6290 4530-00-001-7971 4530-00-003-0102 4530-00-003-0103 4530-00-004-8325 4530-00-004-8337 4530-00-004-8398
SUBSTITUTES & CROSS-REFERENCES 1
11Y1310-5640Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4173-5640?
4173-5640 is a PLATE,SPRAYER,OIL BURNER ATOMIZE.
What parts can replace 4173-5640?
There is 1 known substitute for 4173-5640: 11Y1310-5640. Substitute compatibility should be verified for your specific system.
What is the NSN for 4173-5640?
4173-5640 is cataloged in the U.S. Government catalog under NSN 4530-00-276-9882. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.