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Technical Data Sheet
PartsTable / COMPONENT / MIL-L-3661/59A
MIL-L-3661/59A ✓ 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-3661/59A is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-151-5379, 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-3661/59A
NSN: 6210-00-151-5379
FSC: 6210
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part NumberMIL-L-3661/59A
NSN6210-00-151-5379
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-L-3661/59A TITLE COMPONENT PN MIL-L-3661/59A MFR MIL-L-3661/59A
KEY FEATURES
•
SURFACE CONDITION COLOR: GRAY/GREY FACE
•
HOLDER SURFACE TREATMENT: PAINT
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
EFFECTIVE LENGTH: 0.562 INCHES NOMINAL IN
•
EFFECTIVE WIDTH: 1.438 INCHES NOMINAL IN
•
SURFACE CONDITION: PAINTED FACE
•
MOUNTING END DIAMETER: 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC ACRYLIC LENS
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE CONDITION COLORGRAY/GREY FACE
HOLDER SURFACE TREATMENTPAINT
MOUNTING METHODUNTHREADED HOLE(S)
EFFECTIVE LENGTH0.562 INCHES NOMINAL IN
EFFECTIVE WIDTH1.438 INCHES NOMINAL IN
SURFACE CONDITIONPAINTED FACE
MOUNTING END DIAMETER0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
MATERIALPLASTIC ACRYLIC LENS
LIGHT TRANSMISSION DESIGNTRANSPARENT LENS
OVERALL LENGTH0.812 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
129319-1Interchangeable
interchangeable cross-reference
interchangeable
LC45RN3Interchangeable
interchangeable cross-reference
interchangeable
MIL-L-3661/59Interchangeable
interchangeable cross-reference
interchangeable
255-6603213Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-3661/59Interchangeable
interchangeable cross-reference
interchangeable
255-6603213FNAY-1-66Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-L-3661/59A?
MIL-L-3661/59A is a MIL-L-3661/59A.
What parts can replace MIL-L-3661/59A?
There are 10 known substitutes for MIL-L-3661/59A: 129319-1, LC45RN3, MIL-L-3661/59 and 7 more. Substitute compatibility should be verified for your specific system.
Is MIL-L-3661/59A still available?
MIL-L-3661/59A 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