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Technical Data Sheet
PartsTable / MRO / 81-3403
81-3403 ✓ 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

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include screw_material: STEEL CORROSION RESISTING, special_features: PHILLIPS 82 DEGREES, COUNTERSUNK;FLAT HEAD, end_item_identification: UTENSIL PAN WASHER,MODEL UW50, nominal_thread_diameter: 0.250 INCHES IN, thread_series_designator: UNIFIED NATIONAL COARSE (UNC), part_name_assigned_by_controlling_agency: IMPELLER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-395-6933, 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→ 81-3403
NSN: 5895-01-395-6933
FSC: 5895
CAGE: 60915 — TELLABS OPERATIONS, INC. DBA TELLABS (USA)
SPECIFICATIONS
screw_materialSTEEL CORROSION RESISTING
special_featuresPHILLIPS 82 DEGREES, COUNTERSUNK;FLAT HEAD
end_item_identificationUTENSIL PAN WASHER,MODEL UW50
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch4
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agencyIMPELLER
NSN5895-01-395-6933
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 81-3403 MFR IMPELLER,PUMP,CENTRIFU
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
12Z315-100Interchangeable
interchangeable cross-reference
interchangeable
907722P19Interchangeable
interchangeable cross-reference
interchangeable
72-6970-315Interchangeable
interchangeable cross-reference
interchangeable
10-386742Interchangeable
interchangeable cross-reference
interchangeable
50371-23Interchangeable
interchangeable cross-reference
interchangeable
U1-4CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81-3403?
81-3403 is a IMPELLER,PUMP,CENTRIFUGAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 81-3403?
There are 22 known substitutes for 81-3403: 12Z315-100, 907722P19, 72-6970-315 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 81-3403?
81-3403 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5895-01-395-6933. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026