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Technical Data Sheet
KA-89-78MAA ✓ 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

POLARIZING RING,CONNECTOR,ELECTR. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-327-9615, 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
KA-89-78MAA
NSN: 5935-00-327-9615
FSC: 5935
CAGE: 91836 — WINCHESTER INTERCONNECT CORPORATION (USA)
SPECIFICATIONS
Part NumberKA-89-78MAA
NSN5935-00-327-9615
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available POLARIZING RING,CONNECTOR,ELECTR TITLE COMPONENT PN KA-89-78MAA MFR POLARIZING RING,CONNEC
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CORROSION RESISTANT STEEL,PASSIVATE FINISH; 0.455 IN. LG MIN,0.465 IN. LG MAX; 0.724 IN. DIA MIN,0.730 IN. DIA MAX; 7/16-28 UNEF-2B THREAD; POLARIZING KEYS AT 0.0 DEGREES,110.0 DEGREES,182.0 DEGREES IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCORROSION RESISTANT STEEL,PASSIVATE FINISH; 0.455 IN. LG MIN,0.465 IN. LG MAX; 0.724 IN. DIA MIN,0.730 IN. DIA MAX; 7/16-28 UNEF-2B THREAD; POLARIZING KEYS AT 0.0 DEGREES,110.0 DEGREES,182.0 DEGREES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
922562-7DInterchangeable
interchangeable cross-reference
interchangeable
18434Interchangeable
interchangeable cross-reference
interchangeable
MIL-W-16878/1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-16878/1Interchangeable
interchangeable cross-reference
interchangeable
M16878/1BCB5Interchangeable
interchangeable cross-reference
interchangeable
18524Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KA-89-78MAA?
KA-89-78MAA is a POLARIZING RING,CONNECTOR,ELECTR.
What parts can replace KA-89-78MAA?
There are 17 known substitutes for KA-89-78MAA: 922562-7D, 18434, MIL-W-16878/1 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KA-89-78MAA?
KA-89-78MAA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-327-9615. This indicates validated use in U.S. government and defense supply chains.
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