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55533 ✓ Verified by PartsTable
— · 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

The COVER,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: STEEL, shaft_type: DRIVE SHAFT, split_width: 0.500 INCHES NOMINAL IN, overall_length: 2.500 INCHES NOMINAL IN, inside_diameter: 2.438 INCHES NOMINAL IN, special_features: 4.062 IN. DIA BY 0.500 IN.

THK FLANGE IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-149-2356, 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
55533
NSN: 4320-00-149-2356
FSC: 4320
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL
shaft_typeDRIVE SHAFT
split_width0.500 INCHES NOMINAL IN
overall_length2.500 INCHES NOMINAL IN
inside_diameter2.438 INCHES NOMINAL IN
special_features4.062 IN. DIA BY 0.500 IN. THK FLANGE IN
fsc_application_dataHYDRAULIC SYSTEM,ACFT
tapered_portion_length1.750 INCHES NOMINAL IN
end_item_identificationGEN II PANELS
large_end_outside_diameter2.875 INCHES NOMINAL IN
general_characteristics_item_descriptionSTEEL,CORROSION RESISTING,AMS 5643,COND A,2.625 IN. LG,0.745 IN.MIN 0.750 IN. MAX DIA,0.875 IN. LG,11 TEETH,OPPOSITE END 0.863 IN. MIN0.867 IN. MAX DIA,1.125 IN. LG,16 TEETH,RC 40-45 MIL&H&6875 IN
part_name_assigned_by_controlling_agencyANTENNA PORT COVER
NSN4320-00-149-2356
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,ELECTRICAL CONNECTOR TITLE COMPONENT PN 55533 MFR COVER,ELECTRICAL CONNE
KEY FEATURES
•
SHAFT TYPE: DRIVE SHAFT
TECHNICAL CHARACTERISTICS (FLIS)
SHAFT TYPEDRIVE SHAFT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
55533Interchangeable
interchangeable cross-reference
interchangeable
45667Interchangeable
interchangeable cross-reference
interchangeable
Q1X2-7/16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55533?
55533 is a COVER,ELECTRICAL CONNECTOR.
What parts can replace 55533?
There are 3 known substitutes for 55533: 55533, 45667, Q1X2-7/16. Substitute compatibility should be verified for your specific system.
What is the NSN for 55533?
55533 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-149-2356. 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