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Technical Data Sheet
420028 ✓ Verified by PartsTable
EMSA · COMPONENT
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 ASSEMBLY,MONITOR TYPE,FIR. Key specifications include thread_diameter: 0.500 INCHES NOMINAL IN, special_features: USED ON FREEZER,MECHANICAL,RED BLOOD CELLS,NSN 4110-01-251-9104, installation_design: FIXED, inlet_connection_type: THREADED, end_item_identification: UH-3H ACFT, screw_thread_quantity_per_inch: 14.0. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-284-4130, 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
420028
NSN: 5950-01-284-4130
FSC: 5950
CAGE: 04567 — MALLINCKRODT INC FORMA SCIENTIFIC DIV (USA)
SPECIFICATIONS
thread_diameter0.500 INCHES NOMINAL IN
special_featuresUSED ON FREEZER,MECHANICAL,RED BLOOD CELLS,NSN 4110-01-251-9104
installation_designFIXED
inlet_connection_typeTHREADED
end_item_identificationUH-3H ACFT
inlet_connection_quantity1
screw_thread_quantity_per_inch14.0
screw_thread_series_designatorNPT
NSN5950-01-284-4130
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: EMSA NOZZLE ASSEMBLY,MONITOR TYPE,FIR TITLE COMPONENT PN 420028 MFR EMSA NOZZLE ASSEMBLY,MONITO
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESUSED ON FREEZER,MECHANICAL,RED BLOOD CELLS,NSN 4110-01-251-9104
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
42002-8Interchangeable
interchangeable cross-reference
interchangeable
7057552Interchangeable
interchangeable cross-reference
interchangeable
7057552 ITEM 9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 420028?
420028 is a NOZZLE ASSEMBLY,MONITOR TYPE,FIR manufactured by EMSA.
What parts can replace 420028?
There are 3 known substitutes for 420028: 42002-8, 7057552, 7057552 ITEM 9. Substitute compatibility should be verified for your specific system.
What is the NSN for 420028?
420028 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-284-4130. This indicates validated use in U.S. government and defense supply chains.
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