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PartsTable / COMPONENT / 1866 3/8IN
1866 3/8IN ✓ 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 1866 3/8IN 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 3455-00-254-8471, 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
1866 3/8IN
NSN: 3455-00-254-8471
FSC: 3455
CAGE: 41672 — MORSE CUTTING TOOLS DIV OF MORSE CUTTING TOOL CORP (USA)
SPECIFICATIONS
Part Number1866 3/8IN
NSN3455-00-254-8471
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 1866 3/8IN TITLE COMPONENT PN 1866 3/8IN MFR 1866 3/8IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
18M4B-AC0-T0GH3349Interchangeable
interchangeable cross-reference
interchangeable
SM-18Interchangeable
interchangeable cross-reference
interchangeable
1134617-2Interchangeable
interchangeable cross-reference
interchangeable
P01486Interchangeable
interchangeable cross-reference
interchangeable
624-18Interchangeable
interchangeable cross-reference
interchangeable
00457Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1866 3/8IN?
1866 3/8IN is a 1866 3/8IN.
What parts can replace 1866 3/8IN?
There are 31 known substitutes for 1866 3/8IN: 18M4B-AC0-T0GH3349, SM-18, 1134617-2 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1866 3/8IN?
1866 3/8IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 3455-00-254-8471. 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