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PartsTable / COMPONENT / MIL-L-3661/54-L C40BN3
MIL-L-3661/54-L C40BN3 ✓ 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 MIL-L-3661/54-L C40BN3 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-752-2143, 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
MIL-L-3661/54-L C40BN3
NSN: 6210-00-752-2143
FSC: 6210
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part NumberMIL-L-3661/54-L C40BN3
NSN6210-00-752-2143
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-L-3661/54-L C40BN3 TITLE COMPONENT PN MIL-L-3661/54-L C40BN3 MFR MIL-L-3661/54-L C40BN3
KEY FEATURES
•
MATERIAL: PLASTIC LENS
•
COLOR: BLUE LENS
•
OVERALL DIAMETER: 1.062 INCHES NOMINAL IN
•
LIGHT TRANSMISSION DESIGN: TRANSPARENT LENS
•
SURFACE CONDITION: SMOOTH FACE
•
THREAD DIRECTION: RIGHT-HAND
•
STYLE DESIGNATOR: STOVEPIPE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.000 INCHES NOMINAL IN
MATERIALPLASTIC LENS
COLORBLUE LENS
OVERALL DIAMETER1.062 INCHES NOMINAL IN
LIGHT TRANSMISSION DESIGNTRANSPARENT LENS
SURFACE CONDITIONSMOOTH FACE
THREAD DIRECTIONRIGHT-HAND
STYLE DESIGNATORSTOVEPIPE
THREAD CLASS2B
THREAD SERIESUNS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 34
MIL-L-3661/54Interchangeable
interchangeable cross-reference
interchangeable
LC40TN3Interchangeable
interchangeable cross-reference
interchangeable
MS17128-7Interchangeable
interchangeable cross-reference
interchangeable
217-4362977PC58Interchangeable
interchangeable cross-reference
interchangeable
15A1390-1Interchangeable
interchangeable cross-reference
interchangeable
10K49Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-L-3661/54-L C40BN3?
MIL-L-3661/54-L C40BN3 is a MIL-L-3661/54-L C40BN3.
What parts can replace MIL-L-3661/54-L C40BN3?
There are 34 known substitutes for MIL-L-3661/54-L C40BN3: MIL-L-3661/54, LC40TN3, MS17128-7 and 31 more. Substitute compatibility should be verified for your specific system.
Is MIL-L-3661/54-L C40BN3 still available?
MIL-L-3661/54-L C40BN3 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026