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PartsTable / COMPONENT / MIL-DTL-3661/54
MIL-DTL-3661/54 ✓ 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-DTL-3661/54 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6210-00-313-9218, 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-DTL-3661/54
NSN: 6210-00-313-9218
FSC: 6210
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-DTL-3661/54
NSN6210-00-313-9218
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-DTL-3661/54 TITLE COMPONENT PN MIL-DTL-3661/54 MFR MIL-DTL-3661/54
KEY FEATURES
•
MOUNTING METHOD: INTERNAL THREAD
•
SURFACE CONDITION: SMOOTH FACE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693,COMP A TY 1 MIL SPEC SINGLE MATERIAL RESPONSE LENS
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STYLE DESIGNATOR: STOVEPIPE
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OVERALL DIAMETER: 1.062 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
COLOR: GREEN, AVIATION LENS
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODINTERNAL THREAD
SURFACE CONDITIONSMOOTH FACE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-20693,COMP A TY 1 MIL SPEC SINGLE MATERIAL RESPONSE LENS
STYLE DESIGNATORSTOVEPIPE
OVERALL DIAMETER1.062 INCHES NOMINAL IN
SURFACE CONDITIONFROSTED OR PEBBLED BACK
THREAD DIRECTIONRIGHT-HAND
COLORGREEN, AVIATION LENS
OVERALL LENGTH1.000 INCHES NOMINAL IN
LIGHT TRANSMISSION DESIGNTRANSPARENT LENS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
B-39BInterchangeable
interchangeable cross-reference
interchangeable
FB2-0GLInterchangeable
interchangeable cross-reference
interchangeable
PR3404-1 PIECE 110Interchangeable
interchangeable cross-reference
interchangeable
MIL-L-3661/54Interchangeable
interchangeable cross-reference
interchangeable
LC40TN3Interchangeable
interchangeable cross-reference
interchangeable
MS17128-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-3661/54?
MIL-DTL-3661/54 is a MIL-DTL-3661/54.
What parts can replace MIL-DTL-3661/54?
There are 31 known substitutes for MIL-DTL-3661/54: B-39B, FB2-0GL, PR3404-1 PIECE 110 and 28 more. Substitute compatibility should be verified for your specific system.
Is MIL-DTL-3661/54 still available?
MIL-DTL-3661/54 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