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Technical Data Sheet
18866 ✓ Verified by PartsTable
APC · 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

Complete line of Serial Cables and Adapters for communication, network, and peripheral connectivity. Key specifications include diameter: 0.7500 INCHES NOMINAL IN, material: STEEL OVERALL, body_width: 3.125 INCHES NOMINAL IN, body_height: 3.750 INCHES NOMINAL IN, body_length: 3.375 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-5175, 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
18866
NSN: 5950-00-647-5175
FSC: 5950
CAGE: 73386 — FREED TRANSFORMER CO (USA)
SPECIFICATIONS
diameter0.7500 INCHES NOMINAL IN
materialSTEEL OVERALL
body_width3.125 INCHES NOMINAL IN
body_height3.750 INCHES NOMINAL IN
body_length3.375 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
outside_diameter2.0000 INCHES NOMINAL IN
style_designatorROUND
overall_thickness0.1875 INCHES NOMINAL IN
NSN5950-00-647-5175
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: APC BEARING,WASHER,THRUST TITLE COMPONENT PN 18866 MFR APC BEARING,WASHER,THRUST
KEY FEATURES
RELIABILITY INDICATOR: NOT ESTABLISHED
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
WINDING OPERATING CURRENT: 1.75 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
WINDING OPERATING VOLTAGE: 2.80 AC KILOVOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
WINDING OPERATING CURRENT1.75 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
THREAD QUANTITY PER INCH32 SINGLE GROUP
WINDING OPERATING VOLTAGE2.80 AC KILOVOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
WINDING OPERATING VOLTAGE2.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
WINDING OPERATING VOLTAGE117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
WINDING OPERATING CURRENT1.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
0641Interchangeable
interchangeable cross-reference
interchangeable
66SSDInterchangeable
interchangeable cross-reference
interchangeable
06 224Interchangeable
interchangeable cross-reference
interchangeable
4X231Interchangeable
interchangeable cross-reference
interchangeable
18866Interchangeable
interchangeable cross-reference
interchangeable
6-1-4004-4-133Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18866?
18866 is a BEARING,WASHER,THRUST manufactured by APC.
What parts can replace 18866?
There are 8 known substitutes for 18866: 0641, 66SSD, 06 224 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 18866?
18866 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-5175. This indicates validated use in U.S. government and defense supply chains.
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