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PartsTable / COMPONENT / C84-66
C84-66 ✓ 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 COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6220-00-159-2230, 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
C84-66
NSN: 6220-00-159-2230
FSC: 6220
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
Part NumberC84-66
NSN6220-00-159-2230
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING HALF,QUICK DISCONNECT TITLE COMPONENT PN C84-66 MFR COUPLING HALF,QUICK DI
KEY FEATURES
•
LENS SURFACE CONDITION: SMOOTH FACE
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-E-5558,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
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SURFACE TREATMENT: ENAMEL BODY
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FEATURES PROVIDED: DIMMING DEVICE AND SWITCH AND ADJUSTABLE LIGHT BEAM SPREAD
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TERMINAL TYPE AND QUANTITY: 1 SCREW
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MATERIAL: ALUMINUM BODY
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LAMP TYPE ACCOMMODATED AND QUANTITY: 1 INCANDESCENT
TECHNICAL CHARACTERISTICS (FLIS)
LENS SURFACE CONDITIONSMOOTH FACE
LENS SURFACE CONDITIONSMOOTH BACK
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-E-5558,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY
SURFACE TREATMENTENAMEL BODY
FEATURES PROVIDEDDIMMING DEVICE AND SWITCH AND ADJUSTABLE LIGHT BEAM SPREAD
TERMINAL TYPE AND QUANTITY1 SCREW
MATERIALALUMINUM BODY
LAMP TYPE ACCOMMODATED AND QUANTITY1 INCANDESCENT
OVERALL HEIGHT3.980 INCHES NOMINAL IN
LENS TYPE AND QUANTITY1 FLAT, ROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
CM20B511J03Interchangeable
interchangeable cross-reference
interchangeable
04360001-034Interchangeable
interchangeable cross-reference
interchangeable
CM25E511JInterchangeable
interchangeable cross-reference
interchangeable
15-00767Interchangeable
interchangeable cross-reference
interchangeable
809-5Interchangeable
interchangeable cross-reference
interchangeable
B82Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C84-66?
C84-66 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace C84-66?
There are 11 known substitutes for C84-66: CM20B511J03, 04360001-034, CM25E511J and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C84-66?
C84-66 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6220-00-159-2230. 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